Demographics & People — Mackay, Idaho
Population Overview
| Population (Census) | 719 |
|---|
| Estimated 2026 | ~400 |
|---|
| Median Age | 61.7 |
|---|
| Total Households | 308 |
|---|
| Family Households | 193 |
|---|
| Average Household Size | 2.33 |
|---|
| Diversity Index | 0.163 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 641 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 63 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| English | 238 |
| German | 138 |
| Unclassified or not reported | 107 |
| Hispanic: Hispanic or Latino | 65 |
| Hispanic: Central American | 65 |
| Hispanic: Salvadoran | 65 |
| Dutch | 55 |
| Other groups | 54 |
| Scandinavian | 34 |
| Swedish | 32 |
Language
| English Only | 645 |
|---|
| Spanish | 1 |
|---|
| Population 5+ | 665 |
|---|
Veterans
| Veterans | 35 |
|---|
| Population 18+ | 471 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Mackay, Idaho.
