Arizona State Parks · Arizona

River Island State Park

Arizona State Parks · Arizona, United States

Open on the map Drive there Reserve Directions
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

Season dates aren't confirmed for this campground yet - opening and closing dates haven't been verified. Check the operator's page or call ahead before you plan a trip.

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

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

MonthTypical highTypical lowColdest nightHottest dayYears with a night below 32°F
January68°44°31°83°1 of 11
February73°48°32°88°0 of 11
March78°53°41°101°0 of 11
April87°61°49°101°0 of 11
May96°70°57°106°0 of 11
June108°79°67°120°0 of 11
July111°88°77°120°0 of 11
August108°86°76°118°0 of 11
September103°77°65°111°0 of 11
October90°62°49°103°0 of 10
November79°53°38°88°0 of 10
December68°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.

Trails nearby

All 529 trails in BLM lands in Arizona

Trailheads the Park Service and the Forest Service map, within 10 miles as the crow flies; each trail's page has its length, climbing and the Service's description.

Nearby campgrounds

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.