# Counties in Utah by average household size, 2024

All 29 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `average_household_size`
- Unit: persons per household
- Definition: Average number of persons per private household. EU countries: EU-SILC. United States: American Community Survey five-year estimate of people in households divided by occupied housing units, where the period shown is the last year of the five-year span.
- Source: U.S. Census Bureau, American Community Survey 5-year estimates, table B25010: average household size of occupied housing units (https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b25010.dat)
- Publisher page: https://invokely.ai/en/publishers/us-census-bureau
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. American Community Survey 5-year estimates, table B25010: average household size of occupied housing units. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b25010.dat. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/average-household-size/utah-counties

| Rank | Place | persons per household |
|---:|---|---:|
| 1 | Utah County | 3.4 |
| 2 | Morgan County | 3.4 |
| 3 | Tooele County | 3.3 |
| 4 | Juab County | 3.2 |
| 5 | Davis County | 3.2 |
| 6 | Box Elder County | 3.1 |
| 7 | San Juan County | 3.1 |
| 8 | Cache County | 3.1 |
| 9 | Piute County | 3 |
| 9 | Sanpete County | 3 |
| 11 | Iron County | 3 |
| 12 | Millard County | 3 |
| 12 | Uintah County | 3 |
| 14 | Duchesne County | 2.9 |
| 15 | Sevier County | 2.9 |
| 16 | Emery County | 2.9 |
| 17 | Wasatch County | 2.8 |
| 17 | Weber County | 2.8 |
| 19 | Rich County | 2.8 |
| 20 | Washington County | 2.8 |
| 21 | Salt Lake County | 2.8 |
| 22 | Beaver County | 2.8 |
| 23 | Summit County | 2.7 |
| 24 | Daggett County | 2.5 |
| 25 | Carbon County | 2.5 |
| 26 | Garfield County | 2.4 |
| 27 | Kane County | 2.3 |
| 28 | Wayne County | 2.2 |
| 29 | Grand County | 2.1 |