California State Parks · California
Caswell Memorial State Park
California State Parks · California, United States
- Season
- Year-round
- Group sites
- Yes
- Drinking water
- Yes
- Restrooms
- Yes
- Showers
- Yes
- Dump station
- No
- Pets
- Yes
- Elevation
- 69 ft
- Dark sky
- Bortle class 4
- Cell coverage
- T-Mobile weak · AT&T weak · Verizon weak (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)
- Nearest town
- Ripon
- Address
- 28000 South Austin Road
- Phone
- (209) 599-3810
Site map
The imagery of the campground. Press and hold the map to drop your own pins and notes; the operator publishes no site points here. Your ratings, notes, pins and photos are kept with the campground on your Saved list, the same list the camping map and the drive page keep.
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About
Caswell Memorial State Park is a California State Park campground offering tent camping, group campsites, hike/bike campsites, RV camping in San Joaquin County.
Fees
California State Parks (ReserveCalifornia.com) does not publish one statewide nightly rate schedule; its own Booking and Fees page states rates 'vary based on the accommodation type and the amenities available at that park' and are posted per-park at booking time. A non-refundable $8.25 reservation fee (also $8.25 to modify or cancel) applies per ReserveCalifornia transaction, on top of the site's nightly rate. Fees include entry for one vehicle and one legally towed vehicle/trailer; additional vehicles are charged per-night at the park. Yes: Dogs are welcome at the park but not allowed on trails, in the river, on beaches, and must always be on a leash.
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 59° | 42° | 33° | 72° | 0 of 11 |
| February | 61° | 43° | 32° | 73° | 1 of 11 |
| March | 64° | 46° | 35° | 85° | 0 of 11 |
| April | 70° | 49° | 38° | 86° | 0 of 11 |
| May | 83° | 55° | 44° | 96° | 0 of 11 |
| June | 90° | 60° | 51° | 107° | 0 of 11 |
| July | 96° | 64° | 55° | 108° | 0 of 11 |
| August | 94° | 64° | 58° | 107° | 0 of 11 |
| September | 89° | 60° | 51° | 103° | 0 of 11 |
| October | 80° | 55° | 45° | 91° | 0 of 10 |
| November | 66° | 47° | 37° | 80° | 0 of 10 |
| December | 57° | 42° | 32° | 65° | 0 of 10 |
Mid-month figures from 2016–2026 of daily weather at this spot (ERA5 reanalysis via Open-Meteo, CC BY 4.0), in °F. Typical is the median; coldest and hottest are the extremes seen.
Nearby campgrounds
- McHenry Avenue Recreation Area · Army Corps of Engineers · 10 mi · 13 sites
- Carnegie State Vehicular Recreation Area · California State Parks · 20 mi
- Woodward Reservoir Regional Park · City, County & Regional Parks · 21 mi
- Valley Oak Recreation Area · Army Corps of Engineers · 21 mi · 11 sites
- Frank Raines Regional Park OHV Campground · City, County & Regional Parks · 22 mi
All public campgrounds in California · Every state and province · Facts read from the operator 2026-08-25. Confirm fees, rules and current status with the operator before you go.