Cull Canyon's Sandy White Beach Opens Saturday for Swim Season

East Bay Regional Park District

There are plenty of swimming opportunities for you in the East Bay Regional Park District, with six open-water lakefront beaches, three chlorinated lagoons, two pools, and two bay shoreline beaches.

Castro Valley's park is the Cull Canyon Regional Recreational Area at 18627 Cull Canyon Road, northeast of Heyer and Center streets. (510) 537-2240.

Click here for a detailed map of the park.

The swim complex, including bathhouse, vending machines and lifeguard service, is open during the warm weather season. It is ideal for families with small children, who will enjoy splashing in the shallows and playing on the white, sandy beach. Swimming is allowed only when lifeguards are on duty.

Beach Access Fees
$3.50 age 16-61
$2.50 age 1-15
$2.50 seniors 62+ or disabled
FREE under 1 year

The swim area is open from 11 a.m. to 6 p.m. on weekends and holidays from April 30 to June 17, and daily from June 18 to Aug. 28.

Before visiting any East Bay Regional Park District swimming facilities, please take a few moments to download and review the official swimming Visitor Rules and Regulations. 

To find out detailed information on fees and lifeguard service schedule, visit the Swim Facilities page.  

Here's a full list of the swim parks in the district.

• Castle Rock Recreation Area, Walnut Creek, CA
• Contra Loma Regional Park, Antioch, CA
• Crown Memorial State Beach, Alameda, CA
• Cull Canyon Regional Recreation Area, Castro Valley, CA
• Del Valle Regional Park, Livermore, CA
• Don Castro Regional Recreation Area, Hayward, CA
• Miller-Knox Regional Shoreline, Richmond, CA
• Quarry Lakes Regional Recreation Area, Fremont, CA
• Roberts Regional Recreation Area, Oakland, CA
• Shadow Cliffs Regional Recreation Area, Pleasanton, CA
• Temescal Regional Recreation Area - Oakland, CA
• Tilden Regional Park (Lake Anza), Berkeley, CA