← Things to do with kids in Riverside

Place · Outdoors

Cucamonga-Guasti Regional Park

When
Visit on your scheduleDaily 7:30 a.m. to 6:30 p.m. (fall hours beginning Saturday, Oct. 3)
Where
Cucamonga-Guasti Regional Park800 N Archibald Ave, Ontario, CA 91764Open in Google Maps ↗
Ages
Check age guidance
Cost
Vehicles: Monday-Friday $10, Weekends $15, Holidays $20; Pedestrian $3.00/person; Dogs $1.00/dog; fishing permit adults $15, kids ages 4-14 $5
Organizer
San Bernardino County Regional Parks

A San Bernardino County regional park on North Archibald Avenue in Ontario with lake fishing, picnic areas and a splash pad (listed as open in the county notice). The park is open daily 7:30 a.m. to 6:30 p.m. under fall hours. Vehicle entry is $10 Monday-Friday, $15 weekends and $20 holidays; pedestrians pay $3 per person and dogs are $1 on a 6-foot leash. Daily fishing permits are $15 for adults and $5 for kids ages 4-14. The swim complex with water slides operates Memorial Day weekend to Labor Day weekend only. The lake is under a Caution status for algae.

Visit the official site ↗
Official sources checked2026-10-13

Published details checked online. Contact responsiveness and live booking availability have not been confirmed.

What was checked & what still needs confirmation

Fees are per vehicle for entry; pedestrian entry is $3/person. Park says fees subject to change; holiday prices apply on listed holidays; all parks closed Christmas Day.