# Counties in Maryland by average household size, 2024

All 24 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/maryland-counties

| Rank | Place | persons per household |
|---:|---|---:|
| 1 | Calvert County | 2.8 |
| 2 | Charles County | 2.8 |
| 3 | Howard County | 2.8 |
| 4 | Montgomery County | 2.7 |
| 5 | Frederick County | 2.7 |
| 5 | Prince George's County | 2.7 |
| 7 | Carroll County | 2.7 |
| 8 | Caroline County | 2.7 |
| 8 | St. Mary's County | 2.7 |
| 10 | Anne Arundel County | 2.6 |
| 11 | Queen Anne's County | 2.6 |
| 12 | Harford County | 2.6 |
| 13 | Cecil County | 2.5 |
| 14 | Baltimore County | 2.5 |
| 15 | Wicomico County | 2.5 |
| 16 | Washington County | 2.5 |
| 17 | Dorchester County | 2.4 |
| 17 | Somerset County | 2.4 |
| 19 | Talbot County | 2.3 |
| 20 | Allegany County | 2.2 |
| 21 | Garrett County | 2.2 |
| 22 | Worcester County | 2.2 |
| 23 | Baltimore city | 2.2 |
| 24 | Kent County | 2.1 |