Cull Canyon Regional Recreational Area

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Parks

California

Nearby: Bay Trees Park Earl Warren Park

Last Updated: December 5, 2025

Cull Canyon Regional Recreational Area is located in Castro Valley, California.

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Summary

The park is spread over 290 acres and offers a variety of recreational activities such as hiking, picnicking, fishing, and swimming. The park has a man-made lake with a swimming lagoon that is open during the summer months. The park also has several hiking trails that offer scenic views of the surrounding hills.

One of the main attractions of Cull Canyon Regional Recreational Area is its swimming lagoon, which is a great place to cool off during the summer months. The park also has several picnic areas that are perfect for spending a day with family and friends. Fishing is another popular activity at the park, with the lake stocked with catfish, bass, and trout.

The park has an interesting history, having been used by the Ohlone people for thousands of years before the arrival of European settlers. The park was also used as a movie set for several Hollywood productions, including the 1941 film "Sergeant York."

The best time of year to visit Cull Canyon Regional Recreational Area is during the spring and summer months, when the weather is warm and the park's facilities are fully open. The park is open from 8 am to sunset and has an entrance fee of $5 per vehicle.

In summary, Cull Canyon Regional Recreational Area offers a variety of recreational activities, including swimming, picnicking, and fishing. The park has an interesting history and is a great place to spend a day with family and friends. The best time of year to visit is during the spring and summer months.

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Park & Land Designation Reference

National Park
Large protected natural areas managed by the federal government to preserve significant landscapes, ecosystems, and cultural resources; recreation is allowed but conservation is the priority.
State Park
Public natural or recreational areas managed by a state government, typically smaller than national parks and focused on regional natural features, recreation, and education.
Local Park
Community-level parks managed by cities or counties, emphasizing recreation, playgrounds, sports, and green space close to populated areas.
Wilderness Area
The highest level of land protection in the U.S.; designated areas where nature is left essentially untouched, with no roads, structures, or motorized access permitted.
National Recreation Area
Areas set aside primarily for outdoor recreation (boating, hiking, fishing), often around reservoirs, rivers, or scenic landscapes; may allow more development.
National Conservation Area (BLM)
BLM-managed areas with special ecological, cultural, or scientific value; more protection than typical BLM land but less strict than Wilderness Areas.
State Forest
State-managed forests focused on habitat, watershed, recreation, and sustainable timber harvest.
National Forest
Federally managed lands focused on multiple use—recreation, wildlife habitat, watershed protection, and resource extraction (like timber)—unlike the stricter protections of national parks.
Wilderness
A protected area set aside to conserve specific resources—such as wildlife, habitats, or scientific features—with regulations varying widely depending on the managing agency and purpose.
Bureau of Land Management (BLM) Land
Vast federal lands managed for mixed use—recreation, grazing, mining, conservation—with fewer restrictions than national parks or forests.

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