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RV Parks In San Marcos, Texas

29.8833° N, 97.9414° W

Quick Overview

San Marcos sits squarely between Austin and San Antonio on I-35, and for RVers that location is half the appeal. The other half flows right through town: the spring-fed San Marcos River, crystal clear and a constant 72 degrees year-round, one of the best tubing and paddling rivers in Texas. Camp here and you get a central Hill Country base for two major cities, legendary barbecue towns, wineries, and live music, with a world-class river float as your home water.

The marquee park is Pecan Park Riverside RV Park, a family-run, 24-acre property right on the San Marcos River shaded by a grove of native pecans. It offers 116 full-hookup sites, both back-in and pull-through, with 30 and 50-amp service, cable, a pool and spa, and direct river access, so you can tube and paddle from your campsite. It is the kind of in-town park that becomes the reason people linger in San Marcos rather than just passing through.

For public camping, a ring of Texas Hill Country state parks sits within an hour. Lockhart State Park, about 20 miles east, is a historic Civilian Conservation Corps park with its own nine-hole golf course and water-and-electric sites. Palmetto State Park to the southeast is a lush, almost tropical spot on the San Marcos River near Gonzales, and Guadalupe River State Park to the west offers cypress-lined river swimming on water-and-electric sites. You can reserve these Texas state parks online up to five months ahead, and they fill on warm weekends.

Big rigs do well here, with Pecan Park pull-throughs and easy I-35 access to everything. Plan for spring or fall for the best weather, or come in summer for peak tubing season, just reserve early because the river draws crowds. Either way, San Marcos punches above its size as an RV destination thanks to that cool, clear river and its perch between two of the best cities in Texas.

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Traveling to San Marcos by RV

San Marcos could hardly be easier to reach by RV, since it sits right on I-35 almost exactly halfway between Austin and San Antonio, with most parks just off the interstate. From the north, I-35 brings you down through Austin in about 45 minutes; from the south, San Antonio is roughly an hour away. The interstate corridor here is busy and can be congested, especially during rush hours and on summer weekends when river traffic surges, so time your arrivals and departures to avoid the worst of it with a big rig.

Pecan Park sits along the river just off the main routes through town, and the surrounding state parks fan out on Hill Country highways: Lockhart east on TX-142 and US-183, Palmetto southeast toward Gonzales, and Guadalupe River west via US-281 and TX-46. Wimberley and its glass-blowing and shops lie northwest on Ranch Road 12, and Gruene and New Braunfels are a short hop south. Austin-Bergstrom airport is about 45 minutes north and San Antonio about an hour south for fly-and-rent trips. Fuel, propane, groceries, and the famous Buc-ees megastops are all easy to find right along I-35.

Before You Go: RV Trip Essentials

Dump stations are only one piece of the trip puzzle. Before you set out for your trip to San Marcos, Texas, it's worth taking thirty minutes to check that the basics are in place — the four areas below are where unprepared RVers most often get stung.

Check your RV insurance coverage

A standard auto policy rarely covers a Class A, Class C, or travel trailer the way a dedicated RV insurance policy does. If you're financing a motorhome, lenders typically require comprehensive and collision; full-timers should additionally price in vacation liability and personal belongings coverage. Rates vary widely by state and travel pattern — compare quotes from multiple RV-focused carriers before each season.

Know your roadside assistance options

RV-specific roadside plans tow motorhomes and trailers that regular AAA coverage won't touch — flat beds, mobile mechanics, tire service for duallies, and even emergency lockouts at remote campgrounds. Good plans cover your spouse and trailer even if you're driving a separate vehicle, and some include trip interruption reimbursement if a breakdown costs you a reservation.

Decide about an extended warranty early

Original manufacturer warranties on new RVs typically run 12–24 months — shorter than most buyers realize. An extended service contract (essentially a mechanical breakdown policy) covers the appliances, slides, levelling systems, and drivetrain components that can run $3,000–$10,000 to replace. The time to price one is before the factory coverage expires, not after something breaks.

Set up a travel rewards card for fuel and fees

A no-annual-fee travel or gas rewards card pays for itself on a single month of RV travel. Expect to spend $400–$800 per week combined on fuel, campgrounds, and propane — 3–5% cash back on gas alone covers the next oil change. For bigger trips, a sign-up bonus can offset campground fees for the whole season.

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Dump Station Costs in San Marcos

San Marcos offers Hill Country access at a reasonable price, helped by its location away from the priciest Austin and San Antonio in-city parks. Pecan Park and similar private full-hookup riverfront parks generally run in the $45 to $65 range nightly for a 50-amp big-rig site in season, with premium riverfront sites at the top end and weekly or monthly rates lowering the effective cost for longer stays. Summer tubing season is the peak-demand and peak-price window, so booking early both secures a spot and can lock a better rate.

The state parks are the value option. Lockhart, Palmetto, and Guadalupe River sites with water and electric run in the $20s plus a daily entrance fee, trading the in-town riverfront convenience for quieter, more natural settings within an easy drive. Budget separately for the activities, since the river is a pay-to-play scene: tube rentals and shuttles run roughly $20 to $30 per person depending on the outfitter and whether you bring your own tube, and parking at public access points adds up on busy days. Staying at a riverfront park can offset some of that by giving you free river access. Fuel and groceries along the I-35 corridor are competitively priced.

Free: 4 stations (67%)
Paid: 2 stations (33%)

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What RVers Are Saying About San Marcos

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Best Time to Visit San Marcos by RV

❄️

Winter

Nov - Feb

42F - 64F

Crowds: Medium

Mild and quiet with occasional cold snaps. The spring-fed river still runs 72 degrees, but tubing is dormant; a calm, low-cost base for Hill Country touring and city day trips.

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Spring

Mar - May

58F - 80F

Crowds: High

Wildflowers, green hills, and pleasant temperatures make spring ideal. Weekend crowds grow as tubing season approaches; reserve river-area sites ahead.

☀️

Summer

Jun - Aug

74F - 95F

Crowds: High

Hot Hill Country days, but the 72-degree river keeps tubing season packed May through September. Expect crowds and I-35 traffic on weekends; book early.

🍂

Fall

Sep - Oct

60F - 82F

Crowds: High

Warm days, cooler nights, smaller river crowds, and Texas State football season. One of the best stretches of the year to camp in San Marcos.

Explore the San Marcos Area

The move in San Marcos is to make the river the center of your trip. Staying at Pecan Park puts you right on the water, so you can tube, kayak, or snorkel the crystal-clear San Marcos River straight from your campsite, which beats fighting for parking at the public access points downtown. If you book elsewhere, the Lions Club rental floats through the middle of town for a shorter trip, while Texas State Tubes and Dons Fish Camp run longer three-hour floats through Martindale outside town. The spring keeps the water a refreshing 72 degrees even at the height of a Texas August.

Beyond the river, use San Marcos as a hub. It is close enough to day-trip both Austin and San Antonio without paying big-city RV prices, and the surrounding Hill Country is full of rewards: barbecue pilgrimages to Lockhart and Luling, wine tours, the historic dance hall at Gruene, and the shops of Wimberley. The San Marcos Premium Outlets, among the largest in the South, draw shoppers too. Time your visit for spring or fall for the most comfortable weather and thinner river crowds, and if you come for peak summer tubing, reserve your site well ahead and brace for busy, traffic-heavy weekends. Carry water shoes and a dry bag, and watch river conditions after heavy rain, when currents rise.

National Parks Nearby

Frequently Asked Questions About Dump Stations in San Marcos

What are the best RV parks in San Marcos, TX?

The standout is Pecan Park Riverside RV Park, a family-run, 24-acre park right on the San Marcos River with 116 full-hookup sites, a pecan grove, pool and spa, and direct river access for tubing and paddling. It is the marquee in-town choice. For public camping, a ring of Texas Hill Country state parks lies within an hour: Lockhart State Park, a historic CCC park with a golf course; Palmetto State Park, a lush spot on the river near Gonzales; and Guadalupe River State Park to the west with cypress-lined swimming. Together they let you choose between a riverfront full-hookup base in town or quieter, scenic state-park stays nearby.

Do San Marcos RV parks have full hookups?

Yes, the private parks do. Pecan Park Riverside RV Park offers full hookups with water, sewer, and 30 or 50-amp electric plus cable on all 116 of its back-in and pull-through sites, comfortably handling big rigs. The nearby Texas state parks are more limited, generally offering water and electric rather than full hookups, with dump stations on site, though a few sites at some parks add sewer. For a worry-free full-hookup stay with river access, base at Pecan Park or a similar private riverfront park in town, and use the state parks at Lockhart, Palmetto, or Guadalupe River for water-and-electric stays in more natural settings.

Is San Marcos good for river tubing while camping?

It is one of the best tubing towns in Texas, which is a major reason RVers come. The San Marcos River is spring-fed, crystal clear, and a constant 72 degrees year-round, making for a refreshing float even in the height of summer. Staying at a riverfront park like Pecan Park lets you tube, kayak, and snorkel straight from your campsite. Outfitters in town include the Lions Club, which floats through the middle of San Marcos for a shorter trip, and Texas State Tubes and Dons Fish Camp, which run longer three-hour floats through Martindale. Peak tubing season runs May through September. Bring water shoes and a dry bag, and check conditions after heavy rain when currents can run high.

Why base in San Marcos for a Texas trip?

Location and value. San Marcos sits right on I-35 almost exactly between Austin and San Antonio, so you can day-trip both major cities without paying their in-city RV rates, while enjoying the Hill Country in between. From a San Marcos base you can reach the barbecue of Lockhart and Luling, the wineries and shops of Wimberley, the historic dance hall at Gruene, the big San Marcos outlet malls, and of course the spring-fed river right in town. It is a genuinely central hub for the most popular slice of central Texas. Add a riverfront campsite for tubing and you have an RV base that mixes city access, Hill Country scenery, and on-the-water recreation.

How much does RV camping cost in San Marcos?

Private full-hookup riverfront parks like Pecan Park generally run $45 to $65 a night for a 50-amp big-rig site in season, with premium riverfront sites at the top end and weekly or monthly rates lowering the cost for longer stays. Summer tubing season is the peak-price window, so book early to secure both a spot and a better rate. The Texas state parks are cheaper, with water-and-electric sites in the $20s plus a daily entrance fee. Budget separately for the river itself, since tube rentals and shuttles run roughly $20 to $30 per person, and public-access parking adds up on busy days, though a riverfront campsite offsets some of that with free access.

When is the best time to RV in San Marcos?

Spring and fall offer the most comfortable weather, with warm days, cooler nights, wildflowers in spring, and thinner river crowds in fall, making them the best overall times to camp. Summer is peak season specifically for tubing, since the cool 72-degree river is the perfect antidote to hot Hill Country days, but it comes with crowds, traffic, and higher prices, so reserve well ahead. Winter is mild and quiet, a good low-cost time to use San Marcos as a Hill Country and city touring base, though the tubing scene is dormant even though the spring-fed river keeps flowing at 72 degrees. Choose spring or fall for balance, or summer if the river is your main goal.

Can big rigs camp in San Marcos?

Yes, big rigs are well accommodated. Pecan Park Riverside RV Park offers pull-through full-hookup sites that handle 40-plus-foot coaches, and its location just off the main routes makes access straightforward. Best of all, San Marcos sits right on I-35, so reaching town and most parks is an easy big-rig drive with no challenging grades. The main thing to manage is traffic: the I-35 corridor between Austin and San Antonio is busy and gets congested on summer weekends with river-goers, so plan your arrival and departure times accordingly. The surrounding state parks vary in site length, so check dimensions when reserving if you are in a large rig, but the in-town parks are big-rig friendly.

What state parks are near San Marcos for RV camping?

Several excellent Texas Hill Country state parks lie within an hour. Lockhart State Park, about 20 miles east, is a historic Civilian Conservation Corps park with a rare nine-hole golf course and water-and-electric campsites. Palmetto State Park to the southeast near Gonzales is a lush, almost tropical area along the San Marcos River, known for its dwarf palmettos and birding. Guadalupe River State Park to the west offers beautiful cypress-lined river swimming and paddling on water-and-electric sites. Blanco State Park is another nearby option on the Blanco River. All book through the Texas Parks and Wildlife reservation system up to five months ahead and fill on warm-weather weekends, so reserve early if a state park is your goal.

How far ahead do I need to reserve in San Marcos?

For summer, especially weekends during tubing season from May through September, reserve well in advance, since the riverfront parks and nearby state parks fill quickly with river-goers and the I-35 corridor draws heavy weekend traffic. Pecan Park and similar in-town parks are the first to book up. The Texas state parks open reservations up to five months out and also fill on warm weekends. Outside of summer, in spring and fall, you can often book a week or two ahead, and winter is the easiest time to find space on short notice. If your trip targets peak tubing season or coincides with an Austin or San Antonio event, treat the reservation as your first planning step.

What is there to do around San Marcos besides the river?

Plenty, which is why San Marcos works as a hub. The San Marcos Premium Outlets are among the largest outlet centers in the South. Food lovers can make the short drive to Lockhart, the Barbecue Capital of Texas, and nearby Luling for legendary Central Texas smoked meats. The Hill Country around town offers wineries, the artsy village of Wimberley with its glass-blowing studios and shops, and the historic Gruene district near New Braunfels, home to the oldest dance hall in Texas and more river fun on the Guadalupe. Both Austin, with its music and culture, and San Antonio, with the River Walk and the Alamo, are easy day trips. You can easily fill a week from a San Marcos base.

Are San Marcos RV parks open year-round?

Yes, the mild central Texas climate keeps San Marcos RV parks open all twelve months. Pecan Park and the other private parks operate year-round, and the nearby Texas state parks are also open all year, unlike northern parks that close for winter. There are no snow-driven closures here. The practical considerations are seasonal demand and weather rather than availability: summer is hot and busy with tubing crowds, winter is mild with the occasional cold snap, and spring and fall are the sweet spots. The spring-fed San Marcos River even flows at a steady 72 degrees through every season, though few people tube in the cooler months. You can plan a San Marcos RV trip in any month and find an open site.

Is San Marcos a good base for visiting Austin and San Antonio?

Yes, it is one of the best RV bases for seeing both. San Marcos sits right on I-35 roughly halfway between the two cities, putting Austin about 45 minutes north and San Antonio about an hour south, so you can comfortably day-trip either one and return to your campsite each evening. That central position lets you enjoy big-city attractions like Austin live music or the San Antonio River Walk while paying the lower RV rates and enjoying the quieter, more scenic camping of a Hill Country river town. Leave the rig at your full-hookup site and drive in to avoid downtown traffic and parking hassles. For travelers who want both cities plus Hill Country recreation on one trip, San Marcos is an ideal hub.

How crowded does San Marcos get in summer?

Quite crowded on summer weekends, and it is worth planning around. The combination of the popular spring-fed river, the location between two big cities, and Texas State University makes San Marcos a magnet in the warm months, with tubing season from May through September drawing large numbers of day-trippers and campers. River access points and downtown can be packed, parking is tight, and the I-35 corridor sees heavy traffic, especially on holiday weekends. The upsides are a lively atmosphere and that refreshing 72-degree water. To manage it, reserve your campsite early, stay at a riverfront park for direct access that skips the parking crunch, hit the river early in the day, and consider visiting midweek or in the fall shoulder season for a calmer experience.

What are the best RV parks in San Marcos, TX?

The standout is Pecan Park Riverside RV Park, a family-run, 24-acre park right on the San Marcos River with 116 full-hookup sites, a pecan grove, pool and spa, and direct river access for tubing and paddling. It is the marquee in-town choice. For public camping, a ring of Texas Hill Country state parks lies within an hour: Lockhart State Park, a historic CCC park with a golf course; Palmetto State Park, a lush spot on the river near Gonzales; and Guadalupe River State Park to the west with cypress-lined swimming. Together they let you choose between a riverfront full-hookup base in town or quieter, scenic state-park stays nearby.

Do San Marcos RV parks have full hookups?

Yes, the private parks do. Pecan Park Riverside RV Park offers full hookups with water, sewer, and 30 or 50-amp electric plus cable on all 116 of its back-in and pull-through sites, comfortably handling big rigs. The nearby Texas state parks are more limited, generally offering water and electric rather than full hookups, with dump stations on site, though a few sites at some parks add sewer. For a worry-free full-hookup stay with river access, base at Pecan Park or a similar private riverfront park in town, and use the state parks at Lockhart, Palmetto, or Guadalupe River for water-and-electric stays in more natural settings.

Is San Marcos good for river tubing while camping?

It is one of the best tubing towns in Texas, which is a major reason RVers come. The San Marcos River is spring-fed, crystal clear, and a constant 72 degrees year-round, making for a refreshing float even in the height of summer. Staying at a riverfront park like Pecan Park lets you tube, kayak, and snorkel straight from your campsite. Outfitters in town include the Lions Club, which floats through the middle of San Marcos for a shorter trip, and Texas State Tubes and Dons Fish Camp, which run longer three-hour floats through Martindale. Peak tubing season runs May through September. Bring water shoes and a dry bag, and check conditions after heavy rain when currents can run high.

Why base in San Marcos for a Texas trip?

Location and value. San Marcos sits right on I-35 almost exactly between Austin and San Antonio, so you can day-trip both major cities without paying their in-city RV rates, while enjoying the Hill Country in between. From a San Marcos base you can reach the barbecue of Lockhart and Luling, the wineries and shops of Wimberley, the historic dance hall at Gruene, the big San Marcos outlet malls, and of course the spring-fed river right in town. It is a genuinely central hub for the most popular slice of central Texas. Add a riverfront campsite for tubing and you have an RV base that mixes city access, Hill Country scenery, and on-the-water recreation.

How much does RV camping cost in San Marcos?

Private full-hookup riverfront parks like Pecan Park generally run $45 to $65 a night for a 50-amp big-rig site in season, with premium riverfront sites at the top end and weekly or monthly rates lowering the cost for longer stays. Summer tubing season is the peak-price window, so book early to secure both a spot and a better rate. The Texas state parks are cheaper, with water-and-electric sites in the $20s plus a daily entrance fee. Budget separately for the river itself, since tube rentals and shuttles run roughly $20 to $30 per person, and public-access parking adds up on busy days, though a riverfront campsite offsets some of that with free access.

When is the best time to RV in San Marcos?

Spring and fall offer the most comfortable weather, with warm days, cooler nights, wildflowers in spring, and thinner river crowds in fall, making them the best overall times to camp. Summer is peak season specifically for tubing, since the cool 72-degree river is the perfect antidote to hot Hill Country days, but it comes with crowds, traffic, and higher prices, so reserve well ahead. Winter is mild and quiet, a good low-cost time to use San Marcos as a Hill Country and city touring base, though the tubing scene is dormant even though the spring-fed river keeps flowing at 72 degrees. Choose spring or fall for balance, or summer if the river is your main goal.

Can big rigs camp in San Marcos?

Yes, big rigs are well accommodated. Pecan Park Riverside RV Park offers pull-through full-hookup sites that handle 40-plus-foot coaches, and its location just off the main routes makes access straightforward. Best of all, San Marcos sits right on I-35, so reaching town and most parks is an easy big-rig drive with no challenging grades. The main thing to manage is traffic: the I-35 corridor between Austin and San Antonio is busy and gets congested on summer weekends with river-goers, so plan your arrival and departure times accordingly. The surrounding state parks vary in site length, so check dimensions when reserving if you are in a large rig, but the in-town parks are big-rig friendly.

What state parks are near San Marcos for RV camping?

Several excellent Texas Hill Country state parks lie within an hour. Lockhart State Park, about 20 miles east, is a historic Civilian Conservation Corps park with a rare nine-hole golf course and water-and-electric campsites. Palmetto State Park to the southeast near Gonzales is a lush, almost tropical area along the San Marcos River, known for its dwarf palmettos and birding. Guadalupe River State Park to the west offers beautiful cypress-lined river swimming and paddling on water-and-electric sites. Blanco State Park is another nearby option on the Blanco River. All book through the Texas Parks and Wildlife reservation system up to five months ahead and fill on warm-weather weekends, so reserve early if a state park is your goal.

How far ahead do I need to reserve in San Marcos?

For summer, especially weekends during tubing season from May through September, reserve well in advance, since the riverfront parks and nearby state parks fill quickly with river-goers and the I-35 corridor draws heavy weekend traffic. Pecan Park and similar in-town parks are the first to book up. The Texas state parks open reservations up to five months out and also fill on warm weekends. Outside of summer, in spring and fall, you can often book a week or two ahead, and winter is the easiest time to find space on short notice. If your trip targets peak tubing season or coincides with an Austin or San Antonio event, treat the reservation as your first planning step.

What is there to do around San Marcos besides the river?

Plenty, which is why San Marcos works as a hub. The San Marcos Premium Outlets are among the largest outlet centers in the South. Food lovers can make the short drive to Lockhart, the Barbecue Capital of Texas, and nearby Luling for legendary Central Texas smoked meats. The Hill Country around town offers wineries, the artsy village of Wimberley with its glass-blowing studios and shops, and the historic Gruene district near New Braunfels, home to the oldest dance hall in Texas and more river fun on the Guadalupe. Both Austin, with its music and culture, and San Antonio, with the River Walk and the Alamo, are easy day trips. You can easily fill a week from a San Marcos base.

Are San Marcos RV parks open year-round?

Yes, the mild central Texas climate keeps San Marcos RV parks open all twelve months. Pecan Park and the other private parks operate year-round, and the nearby Texas state parks are also open all year, unlike northern parks that close for winter. There are no snow-driven closures here. The practical considerations are seasonal demand and weather rather than availability: summer is hot and busy with tubing crowds, winter is mild with the occasional cold snap, and spring and fall are the sweet spots. The spring-fed San Marcos River even flows at a steady 72 degrees through every season, though few people tube in the cooler months. You can plan a San Marcos RV trip in any month and find an open site.

Is San Marcos a good base for visiting Austin and San Antonio?

Yes, it is one of the best RV bases for seeing both. San Marcos sits right on I-35 roughly halfway between the two cities, putting Austin about 45 minutes north and San Antonio about an hour south, so you can comfortably day-trip either one and return to your campsite each evening. That central position lets you enjoy big-city attractions like Austin live music or the San Antonio River Walk while paying the lower RV rates and enjoying the quieter, more scenic camping of a Hill Country river town. Leave the rig at your full-hookup site and drive in to avoid downtown traffic and parking hassles. For travelers who want both cities plus Hill Country recreation on one trip, San Marcos is an ideal hub.

How crowded does San Marcos get in summer?

Quite crowded on summer weekends, and it is worth planning around. The combination of the popular spring-fed river, the location between two big cities, and Texas State University makes San Marcos a magnet in the warm months, with tubing season from May through September drawing large numbers of day-trippers and campers. River access points and downtown can be packed, parking is tight, and the I-35 corridor sees heavy traffic, especially on holiday weekends. The upsides are a lively atmosphere and that refreshing 72-degree water. To manage it, reserve your campsite early, stay at a riverfront park for direct access that skips the parking crunch, hit the river early in the day, and consider visiting midweek or in the fall shoulder season for a calmer experience.

Are there free dump stations in San Marcos?

Yes — there are free RV waste disposal options available near San Marcos.