Arizona State Parks · Arizona
River Island State Park
Arizona State Parks · Arizona, United States
- Sites
- 37
- Hookups
- 37 electric, 37 with water
- Max RV length
- 65 ft
- Drinking water
- Yes
- Pets
- Yes
- Elevation
- 384 ft
- Dark sky
- Bortle class 3
- Cell coverage
- AT&T weak · Verizon weak · T-Mobile none (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)
- Lake
- Colorado River
- Nearest town
- Parker
- Address
- 5200 N. Highway 95, Parker, AZ 85344
- Phone
- 928-667-3386
About
River Island State Park is an Arizona State Park with 37 campsites available for camping.
Fees
Arizona State Parks' published fee schedule for this park: sites with hookups $50/night. A $3.60 non-refundable reservation fee applies per site booked, and a $15/night fee applies for a second vehicle, per Arizona State Parks' statewide reservation policy. (Source: azstateparks.com/fee-schedule and azstateparks.com/reservation-policies.)
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 68° | 44° | 31° | 83° | 1 of 11 |
| February | 73° | 48° | 32° | 88° | 0 of 11 |
| March | 78° | 53° | 41° | 101° | 0 of 11 |
| April | 87° | 61° | 49° | 101° | 0 of 11 |
| May | 96° | 70° | 57° | 106° | 0 of 11 |
| June | 108° | 79° | 67° | 120° | 0 of 11 |
| July | 111° | 88° | 77° | 120° | 0 of 11 |
| August | 108° | 86° | 76° | 118° | 0 of 11 |
| September | 103° | 77° | 65° | 111° | 0 of 11 |
| October | 90° | 62° | 49° | 103° | 0 of 10 |
| November | 79° | 53° | 38° | 88° | 0 of 10 |
| December | 68° | 44° | 33° | 80° | 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
- Buckskin Mountain State Park · Arizona State Parks · 1 mi · 84 sites
- La Paz County Park Campground · City, County & Regional Parks · 3 mi
- Lake Havasu Shoreline Sites · Bureau of Land Management · 3 mi
- Crossroads Campground · Bureau of Land Management · 5 mi · 26 sites
- Cattail Cove State Park · Arizona State Parks · 7 mi · 139 sites
All public campgrounds in Arizona · Every state and province · Facts read from the operator 2026-08-22. Confirm fees, rules and current status with the operator before you go.