Sonoma Plaza

Sonoma Plaza
LocationSonoma, California
Coordinates38°17′34″N 122°27′28″W / 38.29278°N 122.45778°W / 38.29278; -122.45778
Built1846
Architectural styleItalianate, Mission/Spanish Revival
NRHP reference No.75000489
Significant dates
Added to NRHPApril 3, 1975
Designated NHLDDecember 19, 1960

Sonoma Plaza (Spanish: Plaza de Sonoma) is the central plaza of Sonoma, California. The plaza, the largest in California, was laid out in 1835 by Mariano Guadalupe Vallejo, founder of Sonoma.