John muir historical park

The John Muir National Historic Site is located in the San Francisco Bay Area, in Martinez, Contra Costa County, California. It preserves the 14-room Italianate Victorian mansion where the naturalist and writer John Muir lived, as well as a nearby 325-acre (132 ha) tract of native oak woodlands and grasslands historically owned by the Muir family.

Muir is an unincorporated community in Contra Costa County, California, United States. It is located on the Atchison, Topeka and Santa Fe Railroad 8 miles (13 km) north-northeast of Orinda, at an elevation of 118 feet (36 m).