| Carquinez Strait Regional Shoreline | |
|---|---|
 Carquinez Strait Regional Shoreline, March 1, 2014. Photo courtesy of Federico Pizano | |
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| Location | Contra Costa County, California |
| Nearest city | Martinez, California; Port Costa, California |
| Area | 1,400 acres (5.7 km2) |
| Operated by | East Bay Regional Park District |
| Open | All year |
Carquinez Strait Regional Shoreline is a regional park, part of the East Bay Regional Park District system, located in northwestern Contra Costa County, California.