Demographics & People — Waterloo, California
Population Overview
| Population (Census) | 886 |
|---|
| Estimated 2026 | ~900 |
|---|
| Median Age | 40.5 |
|---|
| Total Households | 345 |
|---|
| Family Households | 317 |
|---|
| Average Household Size | 2.57 |
|---|
| Diversity Index | 0.2096 (somewhat diverse) |
|---|
Race & Ethnicity
| White | 767 |
|---|
| Black or African American | 0 |
|---|
| Asian | 10 |
|---|
| Hispanic or Latino | 92 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| German | 270 |
| English | 251 |
| Unclassified or not reported | 127 |
| Italian | 120 |
| Other groups | 89 |
| Hispanic: Hispanic or Latino | 88 |
| French (except Basque) | 86 |
| Hispanic: Mexican | 79 |
| European | 76 |
| Irish | 73 |
Language
| English Only | 737 |
|---|
| Spanish | 79 |
|---|
| Population 5+ | 826 |
|---|
Veterans
| Veterans | 27 |
|---|
| Population 18+ | 720 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Waterloo, California.
