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RV Dump Stations In Coulterville, California

37.7106° N, 120.1981° W

Quick Overview

Coulterville is a genuine Gold Rush town in the Sierra foothills of Mariposa County, and for RVers it is one of the quieter western gateways to Yosemite. Sam Coulter set up a store here in a miners tent camp back in 1849, and instead of drying up when the gold played out, the town shifted to hard-rock mining and then early Yosemite tourism. Today it is California State Historic Landmark No. 332 with 132 registered historic buildings, and it sits at the junction of SR-49, the famous Gold Country highway, and SR-132. We count several dump stations in the Coulterville area, so servicing your tanks around a park visit or a lake day is doable if you plan a bit.

The big reason RVers pass through is Yosemite. The SR-120 Big Oak Flat entrance is roughly 30 minutes east, which makes Coulterville a solid staging point that keeps you out of the pricier lodging closer to the valley. Just know that SR-120 has tight switchbacks and closes in winter, so big rigs should think hard before committing to that climb. West of town, SR-132 drops toward Lake McClure and Lake McSwain, where warm-water boating, fishing, and swimming make a great counterpoint to the granite high country. The Yosemite National Park day trip is the headliner, but the town itself rewards a slow wander.

Downtown is small and photogenic, all stone and adobe storefronts, with the old Hanging Tree and the little Whistling Billy steam engine parked out front of the history museum. Come in spring for green hills and wildflowers, or in fall for warm days and foothill color, and give yourself time to enjoy both the history and the mountains.

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Traveling to Coulterville by RV

Coulterville sits on SR-49 in the Sierra foothills, with SR-132 running west toward Lake McClure and SR-120 climbing east into Yosemite. There is no interstate nearby, so most RVers arrive via the SR-99 corridor near Merced or Modesto, roughly 45 to 60 miles west, then head up into the hills. SR-49 and SR-132 are winding but manageable two-lane roads; take the curves steady and use pullouts to let faster traffic by.

The route that demands respect is SR-120 into Yosemite. It has tight switchbacks and closes in winter, and it genuinely challenges rigs over about 30 feet. Many RVers base in Coulterville or at nearby Lake McClure and drive a smaller vehicle for the actual park day. If you do take the RV in, check Yosemite reservation and entrance requirements first, since peak-season driving reservations are sometimes required. Fuel up in Coulterville or Mariposa before heading into the mountains, because stations get sparse fast once you climb. Cell coverage is spotty in the canyons, so download maps ahead of time.

Before You Go: RV Trip Essentials

Dump stations are only one piece of the trip puzzle. Before you set out for your trip to Coulterville, California, 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.

RVingLife is supported by advertising. Third-party ads on this page may include insurance quotes, roadside plans, warranty coverage, or financial products relevant to the topics above. We don't endorse any specific provider — compare multiple offers before you commit. Privacy policy.

Dump Station Costs in Coulterville

Coulterville is a budget-friendly alternative to staying near Yosemite Valley, where rates climb steeply in season. Yosemite Westlake Campground and RV Park offers hookup sites with 30-amp service for rigs up to 40 feet, and Horseshoe Bend Recreation Area on Lake McClure has paved sites plus a dump station at recreation-area rates. Of the several dump stations in the area, expect a fee whether you are camping or just servicing tanks. Basing here and driving into the park saves real money over lodging closer to the valley.

Budget separately for the Yosemite entrance fee, which is per vehicle and good for several days, and for fuel, since foothill stations run higher than the SR-99 corridor towns. Groceries in Coulterville cost more than a big-box store, so do a major shop in Mariposa or near Merced before you climb. National-forest dispersed camping to the north can trim lodging costs further if you are self-contained, but confirm current rules and fire restrictions first.

Free: 4 stations (44%)
Paid: 5 stations (56%)

Contact station for pricing details.

Prices may vary. Always confirm with the station before visiting.

What RVers Are Saying About Coulterville

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Best Time to Visit Coulterville by RV

❄️

Winter

Nov - Feb

37 - 53

Crowds: Low

Mild and wet at town elevation with rare snow, but SR-120 into Yosemite closes for the season. Frost possible; a quiet time to explore the historic town and lower foothills.

🌸

Spring

Mar - May

45 - 68

Crowds: Medium

Green hills and wildflowers make May and June ideal. Yosemite waterfalls run full and SR-120 typically reopens. Comfortable days and cool nights.

☀️

Summer

Jun - Aug

60 - 90

Crowds: High

Hot and dry with July highs near 90F but cool nights. Peak Yosemite crowds and possible driving reservations. Watch for wildfire smoke and check fire restrictions before forest camping.

🍂

Fall

Sep - Oct

45 - 72

Crowds: Medium

Warm dry days cooling through October with foothill color. Fewer crowds after Labor Day, though fire season can linger into fall. A favorite shoulder season for RVers.

Explore the Coulterville Area

Here is what we have picked up around Coulterville. Fuel and groceries are limited in town, so top off and stock up here or in Mariposa before you head into the mountains, because services on SR-120 disappear quickly. If your rig is over 30 feet, seriously consider leaving it at your campsite and driving a smaller vehicle into Yosemite, since the SR-120 switchbacks are no fun in a big coach and the park roads are tight and busy.

For tank service, Horseshoe Bend Recreation Area on Lake McClure a few miles west via SR-132 has an easy-access dump station with paved, level sites long enough for big rigs, and it doubles as a great lake base with boating and swimming. If you are visiting Yosemite in summer, check the park reservation rules before you go, because peak-season driving reservations can catch you out. Wildfire season runs summer into fall in these foothills, so keep an eye on road closures and air quality, and always confirm fire restrictions before any national-forest camping.

National Parks Nearby

Frequently Asked Questions About Dump Stations in Coulterville

How many RV dump stations are in Coulterville?

There are several dump stations in the Coulterville area. The most accessible one for travelers is at Horseshoe Bend Recreation Area on Lake McClure, a few miles west of town via SR-132, where the sites are paved, level, and long enough for big rigs. Yosemite Westlake Campground and RV Park also serves its guests. Expect a fee whether you are camping or just stopping to service tanks. Because this is rural foothill country, plan your dump around a lake day or your Yosemite staging so you are not backtracking on the winding roads.

Is Coulterville a good base for visiting Yosemite?

Yes, it is one of the better-value western gateways. The SR-120 Big Oak Flat entrance is about 30 minutes east, so you can stage in Coulterville or at nearby Lake McClure and avoid the higher lodging rates closer to Yosemite Valley. Keep in mind that SR-120 has tight switchbacks and closes in winter, so many RVers leave the big rig at camp and drive a smaller vehicle into the park. In peak season Yosemite sometimes requires a driving reservation on top of the entrance fee, so check the park website before you plan your day.

Can big RVs drive SR-120 into Yosemite?

They can, but we would think twice if your rig is over about 30 feet. SR-120 climbing east from the Coulterville area into Yosemite has tight switchbacks and steep grades, and it closes entirely in winter. Large coaches and long trailers find it stressful, and the park roads beyond the entrance are narrow and crowded in season. The common approach is to base your RV in Coulterville or at Lake McClure and take a smaller tow or toad vehicle for the actual park day. If you do take the RV, go slow, use low gear on the descents, and travel early to beat traffic.

What is the historic district in Coulterville like?

Coulterville is California State Historic Landmark No. 332, a real Gold Rush town founded in 1849 that survived the bust by shifting to hard-rock mining and early Yosemite tourism. It has 132 registered historic buildings, including stone and adobe storefronts you can tour on foot. Pick up a walking-tour map at the Northern Mariposa County History Center, which sits in a historic building and covers the Gold Rush era and the town Chinatown, including the old Sun Sun Wo store. Out front you will find the Hanging Tree and Whistling Billy, a small steam engine that once hauled ore from local mines.

When is the best time to visit Coulterville in an RV?

Spring, especially May and June, and fall are the sweet spots. Spring brings green hills, wildflowers, and full Yosemite waterfalls, with SR-120 typically reopened after winter. Fall offers warm dry days, foothill color, and thinner crowds after Labor Day. Summer is hot with July highs near 90F and peak Yosemite crowds, plus possible driving reservations and wildfire smoke, so it takes more planning. Winter is mild at town elevation but SR-120 into the park closes, limiting your Yosemite access. For the best mix of weather and open roads, aim for late spring or early fall.

Where can I get fuel and supplies near Coulterville?

Fuel is available in Coulterville and along SR-49, but options are limited, so top off before heading into the mountains where stations get sparse. For groceries, the small-town stores in Coulterville cover basics, while larger supermarkets are in Mariposa to the southeast and Sonora to the north. Propane is served by AmeriGas in the Mariposa County area, and nearby larger towns have more options. Full RV repair is limited locally, so for anything major plan on the Sonora or Merced and Modesto areas. Do your big grocery and fuel run before you climb toward Yosemite.

Are there full-hookup RV sites near Coulterville?

Yosemite Westlake Campground and RV Park on Greeley Hill Road offers hookup sites with 30-amp service and can handle RVs up to about 40 feet, and it sits roughly 30 minutes from the SR-120 Yosemite entrance. Horseshoe Bend Recreation Area on Lake McClure a few miles west has paved, level, big-rig-friendly sites plus a dump station and lake access. Between the two you have practical options for staging a Yosemite trip or enjoying the lakes. If you want full hookups specifically, confirm current availability when you book, since foothill campgrounds vary in what each site offers.

What is there to do around Coulterville besides Yosemite?

Plenty. The town itself is a walkable Gold Rush landmark with a history museum, historic storefronts, the Hanging Tree, and the Whistling Billy steam engine. West of town, Lake McClure and Lake McSwain offer warm-water boating, fishing, and swimming, a nice break from the granite high country. The annual CoyoteFest fall festival brings a parade, car show, live music, and the long-running Coyote Howl Contest. To the north, Stanislaus National Forest has hiking and dispersed camping. It is easy to fill several days here between the history, the lakes, and the mountains without ever fighting Yosemite Valley crowds.

Is there boondocking or free camping near Coulterville?

Some dispersed camping exists in Stanislaus National Forest to the north and east at higher elevations, which can stretch your budget if you are self-contained. As always with national-forest dispersed sites, rules change and not every road is open to overnight use, so verify current regulations before you rely on a spot. Just as important, summer and fall are wildfire season in these foothills, and fire restrictions or full campfire bans are common, so check conditions before you go. For most RVers the practical choices are Yosemite Westlake and the Horseshoe Bend Recreation Area on Lake McClure.

Does wildfire season affect travel to Coulterville?

It can. Wildfire season runs roughly summer into fall across the Sierra foothills, and it occasionally brings road closures, smoke, and air-quality warnings to the Coulterville and Yosemite corridor. Before a trip in those months, check current road conditions, park alerts, and air quality, and be ready to adjust your plans if a fire flares nearby. National-forest campfire restrictions are common during this period, so confirm the rules before any dispersed camping. Spring is generally free of fire concerns and is one reason many RVers favor a May or June visit to this area.

How far is Coulterville from the nearest interstate?

There is no interstate right at Coulterville. Most RVers reach it from the SR-99 corridor near Merced or Modesto, roughly 45 to 60 miles west, then head up SR-132 or SR-49 into the foothills. SR-99 is the main north-south highway through California Central Valley, connecting Sacramento to Bakersfield. From there the climb into Gold Country is gradual at first, then winding as you near town. Because the approach roads are two-lane and curvy, allow extra driving time and fuel up in the valley towns before you start up into the hills.

Do I need a reservation to drive into Yosemite?

Sometimes. In recent peak seasons Yosemite has required a timed-entry or driving reservation during the busiest summer periods, in addition to the standard per-vehicle entrance fee. The rules change year to year, so the safe move is to check the official Yosemite National Park website before you plan a park day from Coulterville. If a reservation is required and you have not secured one, you may still be able to enter very early or later in the day, but do not count on it during a busy weekend. Planning ahead saves a wasted drive up SR-120.

What is the road like from Coulterville to Lake McClure?

It is a short, pleasant drive west on SR-132 of just a few miles to reach the Horseshoe Bend Recreation Area on Lake McClure. The road is a winding two-lane foothill highway, easy enough for RVs if you take the curves at a sensible pace. Once there you get paved, level sites long enough for big rigs, a dump station, and direct lake access for boating, fishing, and swimming. It makes an excellent base for combining tank service, a lake day, and a Yosemite excursion, all without the crowds and cost of staying near the valley. It is our go-to stop in the area.

How many RV dump stations are in Coulterville?

There are {{stationCount}} dump stations in the Coulterville area. The most accessible one for travelers is at Horseshoe Bend Recreation Area on Lake McClure, a few miles west of town via SR-132, where the sites are paved, level, and long enough for big rigs. Yosemite Westlake Campground and RV Park also serves its guests. Expect a fee whether you are camping or just stopping to service tanks. Because this is rural foothill country, plan your dump around a lake day or your Yosemite staging so you are not backtracking on the winding roads.

Is Coulterville a good base for visiting Yosemite?

Yes, it is one of the better-value western gateways. The SR-120 Big Oak Flat entrance is about 30 minutes east, so you can stage in Coulterville or at nearby Lake McClure and avoid the higher lodging rates closer to Yosemite Valley. Keep in mind that SR-120 has tight switchbacks and closes in winter, so many RVers leave the big rig at camp and drive a smaller vehicle into the park. In peak season Yosemite sometimes requires a driving reservation on top of the entrance fee, so check the park website before you plan your day.

Can big RVs drive SR-120 into Yosemite?

They can, but we would think twice if your rig is over about 30 feet. SR-120 climbing east from the Coulterville area into Yosemite has tight switchbacks and steep grades, and it closes entirely in winter. Large coaches and long trailers find it stressful, and the park roads beyond the entrance are narrow and crowded in season. The common approach is to base your RV in Coulterville or at Lake McClure and take a smaller tow or toad vehicle for the actual park day. If you do take the RV, go slow, use low gear on the descents, and travel early to beat traffic.

What is the historic district in Coulterville like?

Coulterville is California State Historic Landmark No. 332, a real Gold Rush town founded in 1849 that survived the bust by shifting to hard-rock mining and early Yosemite tourism. It has 132 registered historic buildings, including stone and adobe storefronts you can tour on foot. Pick up a walking-tour map at the Northern Mariposa County History Center, which sits in a historic building and covers the Gold Rush era and the town Chinatown, including the old Sun Sun Wo store. Out front you will find the Hanging Tree and Whistling Billy, a small steam engine that once hauled ore from local mines.

When is the best time to visit Coulterville in an RV?

Spring, especially May and June, and fall are the sweet spots. Spring brings green hills, wildflowers, and full Yosemite waterfalls, with SR-120 typically reopened after winter. Fall offers warm dry days, foothill color, and thinner crowds after Labor Day. Summer is hot with July highs near 90F and peak Yosemite crowds, plus possible driving reservations and wildfire smoke, so it takes more planning. Winter is mild at town elevation but SR-120 into the park closes, limiting your Yosemite access. For the best mix of weather and open roads, aim for late spring or early fall.

Where can I get fuel and supplies near Coulterville?

Fuel is available in Coulterville and along SR-49, but options are limited, so top off before heading into the mountains where stations get sparse. For groceries, the small-town stores in Coulterville cover basics, while larger supermarkets are in Mariposa to the southeast and Sonora to the north. Propane is served by AmeriGas in the Mariposa County area, and nearby larger towns have more options. Full RV repair is limited locally, so for anything major plan on the Sonora or Merced and Modesto areas. Do your big grocery and fuel run before you climb toward Yosemite.

Are there full-hookup RV sites near Coulterville?

Yosemite Westlake Campground and RV Park on Greeley Hill Road offers hookup sites with 30-amp service and can handle RVs up to about 40 feet, and it sits roughly 30 minutes from the SR-120 Yosemite entrance. Horseshoe Bend Recreation Area on Lake McClure a few miles west has paved, level, big-rig-friendly sites plus a dump station and lake access. Between the two you have practical options for staging a Yosemite trip or enjoying the lakes. If you want full hookups specifically, confirm current availability when you book, since foothill campgrounds vary in what each site offers.

What is there to do around Coulterville besides Yosemite?

Plenty. The town itself is a walkable Gold Rush landmark with a history museum, historic storefronts, the Hanging Tree, and the Whistling Billy steam engine. West of town, Lake McClure and Lake McSwain offer warm-water boating, fishing, and swimming, a nice break from the granite high country. The annual CoyoteFest fall festival brings a parade, car show, live music, and the long-running Coyote Howl Contest. To the north, Stanislaus National Forest has hiking and dispersed camping. It is easy to fill several days here between the history, the lakes, and the mountains without ever fighting Yosemite Valley crowds.

Is there boondocking or free camping near Coulterville?

Some dispersed camping exists in Stanislaus National Forest to the north and east at higher elevations, which can stretch your budget if you are self-contained. As always with national-forest dispersed sites, rules change and not every road is open to overnight use, so verify current regulations before you rely on a spot. Just as important, summer and fall are wildfire season in these foothills, and fire restrictions or full campfire bans are common, so check conditions before you go. For most RVers the practical choices are Yosemite Westlake and the Horseshoe Bend Recreation Area on Lake McClure.

Does wildfire season affect travel to Coulterville?

It can. Wildfire season runs roughly summer into fall across the Sierra foothills, and it occasionally brings road closures, smoke, and air-quality warnings to the Coulterville and Yosemite corridor. Before a trip in those months, check current road conditions, park alerts, and air quality, and be ready to adjust your plans if a fire flares nearby. National-forest campfire restrictions are common during this period, so confirm the rules before any dispersed camping. Spring is generally free of fire concerns and is one reason many RVers favor a May or June visit to this area.

How far is Coulterville from the nearest interstate?

There is no interstate right at Coulterville. Most RVers reach it from the SR-99 corridor near Merced or Modesto, roughly 45 to 60 miles west, then head up SR-132 or SR-49 into the foothills. SR-99 is the main north-south highway through California Central Valley, connecting Sacramento to Bakersfield. From there the climb into Gold Country is gradual at first, then winding as you near town. Because the approach roads are two-lane and curvy, allow extra driving time and fuel up in the valley towns before you start up into the hills.

Do I need a reservation to drive into Yosemite?

Sometimes. In recent peak seasons Yosemite has required a timed-entry or driving reservation during the busiest summer periods, in addition to the standard per-vehicle entrance fee. The rules change year to year, so the safe move is to check the official Yosemite National Park website before you plan a park day from Coulterville. If a reservation is required and you have not secured one, you may still be able to enter very early or later in the day, but do not count on it during a busy weekend. Planning ahead saves a wasted drive up SR-120.

What is the road like from Coulterville to Lake McClure?

It is a short, pleasant drive west on SR-132 of just a few miles to reach the Horseshoe Bend Recreation Area on Lake McClure. The road is a winding two-lane foothill highway, easy enough for RVs if you take the curves at a sensible pace. Once there you get paved, level sites long enough for big rigs, a dump station, and direct lake access for boating, fishing, and swimming. It makes an excellent base for combining tank service, a lake day, and a Yosemite excursion, all without the crowds and cost of staying near the valley. It is our go-to stop in the area.

Are there free dump stations in Coulterville?

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