Demographics & People — Markham, Washington
Population Overview
| Population (Census) | 173 |
|---|
| Estimated 2026 | ~200 |
|---|
| Median Age | 72.2 |
|---|
| Total Households | 91 |
|---|
| Family Households | 67 |
|---|
| Average Household Size | 1.9 |
|---|
| Diversity Index | 0.0 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 123 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| European | 36 |
| German | 30 |
| French (except Basque) | 24 |
| Unclassified or not reported | 18 |
| English | 16 |
| American | 13 |
| Swedish | 12 |
| Arab | 7 |
| Syrian | 7 |
| Irish | 6 |
Language
| English Only | 173 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 173 |
|---|
Veterans
| Veterans | 34 |
|---|
| Population 18+ | 132 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Markham, Washington.
