Don Castro Regional Recreation Area
![](http://upload.wikimedia.org/wikipedia/commons/thumb/6/6f/Don_Guillermo_Castro_%28cropped%29.jpg/170px-Don_Guillermo_Castro_%28cropped%29.jpg)
The Don Castro Regional Recreation Area is named after Don Guillermo Castro, a noted Californio ranchero.
Don Castro Regional Recreation Area is a regional park located in Hayward, California. It is part of the East Bay Regional Parks system.
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Categories:
- Alameda County, California geography stubs
- Protected area stubs
- East Bay Regional Park District
- Parks in Hayward, California