San Geronimo, California

San Geronimo
Location in Marin County and the state of California
San Geronimo
Location in the United States
Coordinates: 38°00′48″N 122°39′50″W / 38.01333°N 122.66389°W / 38.01333; -122.66389
Country United States
State California
CountyMarin
Government
  SupervisorDistrict 2
Dennis Rodoni
  State senatorMike McGuire (D)
  AssemblymemberStephanie Nguyen (D)
  U. S. rep.Jared Huffman (D)
Area
  Total
1.508 sq mi (3.91 km2)
  Land1.508 sq mi (3.91 km2)
  Water0 sq mi (0 km2)  0%
Elevation
292 ft (89 m)
Population
 (2020)
  Total
510
  Density340/sq mi (130/km2)
Time zoneUTC-8 (Pacific)
  Summer (DST)UTC-7 (PDT)
ZIP code
94963
Area codes415/628
FIPS code06-67070
GNIS feature ID232399

San Geronimo (Spanish: San Gerónimo, meaning "St. Jerome") is a census-designated place (CDP) located in the San Geronimo Valley in Marin County, California in the United States. San Geronimo is bordered by Lagunitas-Forest Knolls to its west and Woodacre to its east. It is 8 miles (13 km) southwest of downtown Novato at an elevation of 292 feet (89 m). The population was 510 at the 2020 census.