State Recreation Area

San Luis Reservoir State Recreation Area

Merced County, CaliforniaAbout 26,066 acres

Also known as San Luis Reservoir SRA

Status
Open (per official listing)Daily 6 a.m. – sunset
Entrance fee
$10 per dayAnnual pass available
Day-use reservations
None mentioned
Dogs
Statewide rule — see below
Camping
Yes
Official site
parks.ca.gov(209) 826-1197

Official page last checked Oct 29, 2026. How we keep this current

Overview

Covering about 26,066 acres, San Luis Reservoir State Recreation Area lies in Merced County, about 14 miles west of Los Banos.

Popular activities here are surfing, off-highway vehicle riding, horseback riding, historic sites, and boating. Water access includes a swimming beach and a boat ramp. Camping is available: campsites, including RV sites, tent sites, group camping, and showers.

Hours

Park, gate, office and facility hours are listed separately because they often differ. Alerts above override normal hours.

FacilityDaysHoursSeason
ParkDaily6 a.m. – sunset—
Other — Vessel UseDaily6 a.m. – sunset—
Official wording

6:00am - Sunset

Vessel Use: 6:00am-Sunset

Source: official park page, checked Oct 29, 2026. Times are local to the park (America/Los Angeles).

Fees and passes

ItemAmount
Vehicle Day Use (Regular)$10
Vehicle Day Use (Special Holiday/Seasonal/Weekend Rate)$12
Official wording

Special rates may apply for peak season, high demand holiday periods, and during weekends. Prices are subject to change without notice. • Vehicle Day Use (Regular): $10.00 • Vehicle Day Use (Special Holiday/Seasonal/Weekend Rate): $12.00

California park passes

  • California Explorer Annual Pass — $195. Vehicle day-use entry to 134 state parks incl. high-demand Southern California beaches Details
  • Golden Poppy Annual Pass — $125. Vehicle day-use entry to 112 state parks Details
  • Historian Passport — $50. Admission for up to four people at per-person-fee State Historic Parks Details
  • Off-Highway Vehicle (OHV) Annual Pass — $50. Entry to State Vehicular Recreation Areas that collect day-use fees Details
  • SNO-Park Pass — $40 season / $15 day. 18 SNO-PARK winter recreation areas Details

From the California state guide. Confirm which passes this park accepts.

Reservations

Day use
No day-use reservation requirement mentioned
Booking system
ReserveCalifornia
Phone
(800) 444-7275

Check availability and book

We link to the official booking system rather than showing live availability, which changes minute to minute.

Pets

See the park’s wording

Are dogs allowed? Yes: Dogs allowed only in campground.

Service animals are generally permitted where pets are not. Check with the park for specific areas.

Camping

Camping

Basalt Campground Kiosk (209) 827-6846

Overnight facilities: Tent Camping, Group Campsites, Remote Camping, RV/Trailer Campsites w/Hookups, RV Dump Station, RV Access

Max trailer: 30 feet

Max camper/motorhome: 30 feet

From the official park page, checked Oct 29, 2026. Site counts and prices can change; confirm when booking.

Things to do

BoatingPicnickingFishingHistoric sites and toursRanger and interpretive programsOff-highway vehiclesSwimmingSurfingGeocachingHikingHorseback ridingCamping

Amenities

Facilities

  • Restrooms
  • Showers
  • Drinking water
  • Picnic areas
  • Nature center or museum
  • Parking
  • Group facilities

Water

  • Swimming beach
  • Boat ramp

Camping

  • RV dump station
  • Tent camping
  • RV camping
  • Group camping

Recreation

  • Horse trails

✓ listed by the park · ✕ the park says it is not available. Anything not shown here isn’t mentioned by the official source — that means unknown, not unavailable.

Accessibility

Overview

San Luis Reservoir was constructed as a storage reservoir for the federal Central Valley Project and the California State Water Project. It stores runoff water from the Delta that would otherwise flow into the ocean. The State Recreation Area is noted for fishing, boating, board sailing, camping, and picnicking. Accessibility improvements have begun and will continue for several years. Note that the area is often windy and high winds can come up suddenly. The park is on Highway 152, 7 miles west of I-5 near Gustine. Phone 209-826-1197 during business hours. Weather and wind conditions, 800-805-4805.

Camping

Basalt Campground: Six accessible campsites are dispersed through the park. Accessible campsites are #’s 20, 35, 36, 40, 51, 56 and 73.

Read more from the park

Restrooms: There are two accessible combination restrooms with showers, one in each campground loop.

Parking: Designated accessible spaces are adjacent to each restroom.

Medeiros Campground: There are three accessible campsites available with accessible restrooms (non-flushable) available in the campground.

San Luis Creek Campground: Accessible campsites are available. Accessible Campsites are #’s 9, 12, 13, 32, 34, and 45.

Restrooms: There are accessible restrooms (non-flushable) available in this campground.

Picnic Area

Dinosaur Point: Accessible picnic sites and restroom (non-flushable) are available.

San Luis Creek Area: Accessible picnic sites are available. There are accessible restrooms available on North and South Beach Areas. An accessible trail (approximately 3 miles in length) follows the O'Neill Forebay shoreline from the North Beach Area through the campground and ends at a popular fishing spot known as the Check 12 Area. This is where the CA Aqueduct empties into the O'Neill Forebay.

Basalt Area: Accessible picnic sites are available.

Los Banos Creek:This area has accessible picnic sites with shade ramadas and an accessible vault restroom.

Trails

The San Luis Creek Trail begins at the San Luis Creek campground and extends south for 2.1 miles to South Beach day-use area. The 5’ wide paved trail provides linkage to multiple destination points including the group campground, north day-use area and several fishing spots. The surface is asphalt. The trail is generally flat at less than 5% slopes with intermittent sections between 5% to 8% and one section for 15 feet at 9%. Accessible parking is available at several locations along the trail route.

Trail Name Running Slope Cross Slope Trail Width Trail Surface

San Luis Creek Trail 1% Average 5 FT Average Asphalt

9% Maximum 2% Maximum 5 FT Minimum

Beach/Shore Access

A beach wheelchair is available. The North Beach has accessible picnic sites, parking, outdoor rinsing showers, and restrooms.

Exhibits/Programs

Romero Visitor Center, operated by the Department of Water Resources, is generally accessible and open daily. It provides excellent views of the area as well as interpretive information. For more information call 209-827-5353.

Fishing

Basalt Area: When water level is low, vehicles often obtain park permission to park near the water for fishing. A generally accessible restroom is near the boat launch area.

Los Banos Creek Reservoir: Accessible parking is available at the Boat Launch parking lot.

Other Information

The Park Office is accessible and an accessible restroom is available.

Definitions & Terms

Accessible

Meets all or most of the current accessibility standards; most visitors with disabilities will not need assistance.

Generally accessible

Meets many current codes and has few barriers, but some visitors with disabilities may need assistance.

Usable

Meets some current codes but has some barriers; many visitors with disabilities may require assistance.

Designated accessible

Describes facilities that have been set aside and usually signed or “designated” accessible because they met accessibility codes when built. Such facilities may vary from newer suggested guidelines in specified ways, and improvements may be planned or ongoing. Minor variations from guidelines are not usually described. This term is often used for parking spaces that are reserved for visitors with disabilities even though there may be minor issues with slope, signage, or size.

Official accessibility information

Conditions change. Contact the park to confirm specific accessible features before your visit.

Rules and permits

Know Before You Go

The area around San Luis Reservoir and O'Neill Forebay is often very windy, and winds can come up quite suddenly. Watch the wind warning lights at the Basalt entrance station, Quien Sabe Point, and Romero Visitor Center. On the forebay, wind warning lights are located at the Medeiros boat ramp and above the South Beach picnic area at San Luis Creek.

Climate/recommended clothing: Summer temperatures here average in the mid-90s and occasionally exceed 100°; but evenings are usually cool and pleasant. Rainfall averages eight to nine inches a year, mostly between November and April. In winter, temperatures seldom go below freezing, and tule fogs are frequent. In the spring, the golden-brown hills are coated with a fleeting green, highlighted by bursts of wildflowers colors.

Location and Directions

On Highway 152, 7 miles West of I-5, or 33 miles East of Highway 101 from Gilroy.

Address for Park Headquarters

31426 Gonzaga Road

Gustine, CA 95322

Office Hours: Monday - Friday 8:00am - 4:00pm. Closed on Saturday, Sunday, and Holidays.

Getting there

Address
31426 Gonzaga Road
Gustine, CA 95322
Nearest town
Los Banos — about 14 mi west (straight line)
Coordinates
37.0363, -121.0918
Phone
(209) 826-1197

Entrances

  • Directions point

Google Maps directionsApple MapsOfficial park map (PDF)

Directions from the park

On Highway 152, 7 miles West of I-5, or 33 miles East of Highway 101 from Gilroy. Address for Park Headquarters: 31426 Gonzaga Road, Gustine, CA 95322 Hours are Monday-Friday, 8am - 5pm Closed Saturday, Sunday and Holidays

Nearby state parks

Sources and freshness

“Last checked” is when our system last read the official source. No change has been detected since this page was first published. Hours, fees and rules can change without notice — confirm with the park before you go. Methodology

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