4.07144 reviews
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Price
Varies
Booking
Reservable
Sites
35 campsites
Season
On-season typically ...
Cell
Has Service
Pets
Pets Allowed
Select a month, then check for open campsites
Price
Varies
Booking
Reservable
Sites
35 campsites
Season
On-season typically ...
Cell
Has Service
Pets
Pets Allowed
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Learn more about alerts →Families with kids who want a real history hook alongside the campfire routine will get the most out of this place. The Graham Cave interpretive trail is walkable from your site, the facilities are clean on-season, and staff gets consistent praise for being actually helpful.
Big rigs over 40 feet will fight the tight, sometimes-unlevel sites in the electric loop, and that loop sits close enough to I-70 that road noise carries at night. Also, a portion of reviews describe interactions that felt unwelcoming to campers outside the local cultural mainstr
Context for the broader area surrounding Campground (Sites 1-35), sourced from the federal Recreation.gov rec-area record.
<A HREF="http://www.usbr.gov/dataweb/dams/ca82903.htm">O'Neill Dam and Forebay</a> are joint Federal-State facilities located on San Luis Creek 2.5 miles downstream from San Luis Dam. O'Neill Forebay Dam is a feature of the <A HREF="http://www.usbr.gov/dataweb/html/casanluis.html">Central Valley Project - San Joaquin Division - San Luis Unit</a>. The reservoir has a surface area of 2,250 acres and 14 miles of shoreline. The Park includes boating, camping, picnic facilities, fishing, hiking, and serves as a major family destination for many in the west central valley. Currently an expansion of the Maderos boat ramp facilities is underway, which will improve boat access and day use facilities.
The site is located about 10 miles west of Los Banos, California on CA Highway 152.
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Plan your visit between April and October to enjoy the full amenities of restrooms and showers during the park's primary season. Spring arrivals are rewarded with wildflowers and comfortable hiking temperatures, while fall brings brilliant foliage and crisp air perfect for exploring the trails. Summer visits mean lush greenery but also heat, humidity, and the inevitable Missouri mosquitoes—bring bug spray. If you're the adventurous type who doesn't mind fewer comforts, off-season camping offers near-total solitude and a more rugged experience, though you'll need to plan accordingly for reduced facilities.
Peak season with warm weather, perfect for water activities. Book early.
Reservation tips, booking windows, and free cancellation alerts.
Campground offers a mix of basic and electric sites with on-site restrooms and seasonal hot showers, potable water, picnic tables and fire rings. Secondary sources report 30-amp electric hookups in the electric loop, some sites with water/sewer hookups, and a sanitary dump station; cell service is variable.
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