Demographics & People — San Geronimo, California
Population Overview
| Population (Census) | 562 |
|---|
| Estimated 2026 | ~600 |
|---|
| Median Age | 46.5 |
|---|
| Total Households | 195 |
|---|
| Family Households | 143 |
|---|
| Average Household Size | 2.87 |
|---|
| Diversity Index | 0.0725 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 562 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 22 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Russian | 140 |
| Unclassified or not reported | 120 |
| English | 69 |
| German | 62 |
| Irish | 23 |
| French Canadian | 20 |
| Scottish | 20 |
| Other groups | 16 |
| Hispanic: Mexican | 16 |
| Hispanic: Hispanic or Latino | 16 |
Language
| English Only | 390 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 562 |
|---|
Veterans
| Veterans | 19 |
|---|
| Population 18+ | 334 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for San Geronimo, California.
