# Counties in Oregon by average household size, 2024

All 36 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/oregon-counties

| Rank | Place | persons per household |
|---:|---|---:|
| 1 | Morrow County | 2.8 |
| 2 | Malheur County | 2.7 |
| 3 | Jefferson County | 2.7 |
| 4 | Marion County | 2.7 |
| 5 | Polk County | 2.7 |
| 5 | Umatilla County | 2.7 |
| 7 | Yamhill County | 2.6 |
| 8 | Hood River County | 2.6 |
| 9 | Clackamas County | 2.6 |
| 10 | Linn County | 2.5 |
| 11 | Columbia County | 2.5 |
| 11 | Washington County | 2.5 |
| 13 | Crook County | 2.4 |
| 14 | Deschutes County | 2.4 |
| 14 | Sherman County | 2.4 |
| 16 | Wasco County | 2.4 |
| 17 | Klamath County | 2.4 |
| 18 | Jackson County | 2.4 |
| 19 | Josephine County | 2.4 |
| 20 | Union County | 2.4 |
| 21 | Harney County | 2.3 |
| 21 | Lane County | 2.3 |
| 23 | Benton County | 2.3 |
| 24 | Douglas County | 2.3 |
| 25 | Clatsop County | 2.3 |
| 26 | Multnomah County | 2.2 |
| 26 | Tillamook County | 2.2 |
| 28 | Baker County | 2.2 |
| 28 | Coos County | 2.2 |
| 28 | Gilliam County | 2.2 |
| 28 | Lake County | 2.2 |
| 32 | Wallowa County | 2.2 |
| 33 | Lincoln County | 2.2 |
| 34 | Wheeler County | 2.1 |
| 35 | Curry County | 2.1 |
| 36 | Grant County | 2 |