San Geronimo
Census-designated place in Marin County, California

San Geronimo is an unincorporated community (census-designated place) in Marin County, California, with 510 residents (2020 Census). It sits at 292 ft (89 m) above sea level. The nearest town is Woodacre, 1.4 miles E.
- 510residents (2020 Census)
- 292 ftelevation · 89 m
- 1.5 sq miland area · 3.9 km²
- 338 / sq mipopulation density
- 94963main ZIP code (3 in total)
About San Geronimo
San Geronimo (Spanish: San Gerónimo, meaning "St. Jerome") is a census-designated place (CDP) located in the San Geronimo Valley in Marin County, California, 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.
Text: Wikipedia · CC BY-SA 4.0
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Living in San Geronimo
- Median household income
- $171,932
- Median home value
- $1,175,500
- Median age
- 46.5
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Map of San Geronimo
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Open in Google Maps ›San Geronimo, CA population
San Geronimo had 510 residents in the 2020 Census.
| 2020 Census | 510 |
|---|---|
| Density | 338 per sq mi (131 per km²) |
Source: U.S. Census Bureau, Decennial Census.
San Geronimo at a glance
| State | California (CA) |
|---|---|
| County | Marin County |
| Type | Census-designated place |
| Population | 510 (2020) |
| Land area | 1.51 sq mi (3.9 km²) |
| Elevation | 292 ft (89 m) |
| Coordinates | 38.0067° N, 122.6633° W |
| ZIP codes | 94963, 94933, 94973 |
| Census code (GEOID) | 0667070 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near San Geronimo
- Woodacre1.4 mi E
- Lagunitas-Forest Knolls1.7 mi NW
- Fairfax3.9 mi E
- Sleepy Hollow4.1 mi E
- Nicasio4.3 mi NW
- Lucas Valley-Marinwood5.3 mi NE
- San Anselmo5.4 mi E
- Ross6.3 mi SE
- Bolinas6.6 mi S
- Stinson Beach7.2 mi S
- Kentfield7.5 mi SE
- Novato8.3 mi NE
Straight-line distance between town centers.
Frequently asked questions about San Geronimo
What county is San Geronimo in?
San Geronimo is in Marin County, California.
What is the population of San Geronimo, CA?
510 people lived in San Geronimo at the 2020 Census.
What is the ZIP code of San Geronimo, CA?
The main ZIP code is 94963. Other ZIP codes: 94933, 94973.
What is the elevation of San Geronimo?
292 feet (89 m) above sea level.
What towns are near San Geronimo?
Woodacre (1.4 mi), Lagunitas-Forest Knolls (1.7 mi), Fairfax (3.9 mi), Sleepy Hollow (4.1 mi), Nicasio (4.3 mi).
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