Demographics & People — South Glastonbury, Montana
Population Overview
| Population (Census) | 263 |
|---|
| Estimated 2026 | ~100 |
|---|
| Median Age | 76.2 |
|---|
| Total Households | 187 |
|---|
| Family Households | 82 |
|---|
| Average Household Size | 1.41 |
|---|
| Diversity Index | 0.0 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 263 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Irish | 65 |
| English | 42 |
| German | 37 |
| Norwegian | 37 |
| Dutch | 36 |
| Northern European | 32 |
| Other groups | 19 |
| Italian | 18 |
| Unclassified or not reported | 18 |
| French Canadian | 16 |
Language
| English Only | 263 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 263 |
|---|
Veterans
| Veterans | 43 |
|---|
| Population 18+ | 271 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for South Glastonbury, Montana.
