Fishing— Lake Perris is known for excellent largemouth bass fishing. The lake also has catfish, crappie, carp, and trophy-sized bluegill and redear sunfish. Rainbow trout are stocked fall through spring.

Camping— The family campground has tent camping sites without hookups. Electricity and sink water hookups are available in the paved RV sites. Family campsites  accommodate up to eight people, with a maximum of three licensed vehicles. No extra-vehicle parking is available. Restrooms are nearby, and a trailer sanitation station is near the campground entrance.

Horse Camping— Seven primitive horse campsites — separate from the family campsites — have corrals, water troughs, and chemical toilets. Each site accommodates up to eight people and two horses.

Picnicking— Lake Perris has nearly 300 picnic sites—many shaded — in various day-useareas throughout the park. Tables and grills are available. The most popular sites are located near Moreno Beach and Perris Beach.

Groups— For a fee, groups may reserve one of six group camps or three group picnic sites; larger groups may combine more than one group site.

Swimming— At high lake level, the two designated swimming areas are at Moreno Beach and Perris Beach. Use caution and swim at your own risk. Scuba diving is permitted at the west end of Perris Beach Changing rooms, showers, and restrooms are located along Perris Beach.

Boating— Lake Perris can accommodate more than 200 vessels on the water. Launch reservations may be made in summer, when capacity may be reached early in the day.

Alessandro Island— For day-use only, boaters may enjoy the island’s picnic tables, shade ramadas, grills, and restrooms.

Hiking, Bicycling, and Horseback Riding— The park’s nine-mile equestrian, hiking, and bicycling trail circles the lake. Another hiking trail ascends to the top of Terri Peak.

Ya’i Hek’i Regional Indian Museum— The name of the museum is Cahuilla for “Home of the Wind.” The museum interprets the history and cultural aspects of the native groups who call this region home. Hours are limited; see the park’s website for current hours. Reservations are required for school group tours.

Rock Climbing— Big Rock is open year round. It provides climbing opportunities for beginning and intermediate climbers, with challenges for advanced climbers.Bring plenty of drinking water. Climb at your own risk— California State Parks does not install nor maintain the fixtures or equipment at Big Rock.

Geocaching— Lake Perris has a number of themed geocaches hidden in the park.

Lakeview Pavilion— Lake Perris has a multipurpose banquet/special event room that holds up to 130 guests. The indoor pavilion features a full kitchen and AV system, with an adjoining shaded patio and lawn overlooking the lake. The pavilion venue holds events such as weddings, parties, or meetings.