# Counties in Michigan by average household size, 2024

All 83 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/michigan-counties

| Rank | Place | persons per household |
|---:|---|---:|
| 1 | Ionia County | 2.7 |
| 2 | Montcalm County | 2.7 |
| 3 | Allegan County | 2.6 |
| 4 | Ottawa County | 2.6 |
| 5 | Barry County | 2.6 |
| 5 | Branch County | 2.6 |
| 7 | Livingston County | 2.6 |
| 7 | Newaygo County | 2.6 |
| 7 | St. Joseph County | 2.6 |
| 10 | Kent County | 2.5 |
| 10 | Missaukee County | 2.5 |
| 12 | Oceana County | 2.5 |
| 13 | Muskegon County | 2.5 |
| 14 | Lapeer County | 2.5 |
| 14 | Wayne County | 2.5 |
| 16 | Clinton County | 2.5 |
| 17 | Hillsdale County | 2.5 |
| 18 | Clare County | 2.5 |
| 19 | Monroe County | 2.5 |
| 19 | Wexford County | 2.5 |
| 21 | Calhoun County | 2.4 |
| 21 | Osceola County | 2.4 |
| 21 | Van Buren County | 2.4 |
| 24 | Macomb County | 2.4 |
| 24 | Tuscola County | 2.4 |
| 26 | Cass County | 2.4 |
| 26 | Jackson County | 2.4 |
| 26 | Lenawee County | 2.4 |
| 29 | Gratiot County | 2.4 |
| 30 | Oakland County | 2.4 |
| 30 | Shiawassee County | 2.4 |
| 32 | Genesee County | 2.4 |
| 32 | Isabella County | 2.4 |
| 32 | Kalamazoo County | 2.4 |
| 35 | Eaton County | 2.4 |
| 35 | Lake County | 2.4 |
| 35 | Midland County | 2.4 |
| 38 | Berrien County | 2.4 |
| 39 | Benzie County | 2.3 |
| 39 | Grand Traverse County | 2.3 |
| 39 | Saginaw County | 2.3 |
| 39 | St. Clair County | 2.3 |
| 43 | Houghton County | 2.3 |
| 43 | Mecosta County | 2.3 |
| 43 | Washtenaw County | 2.3 |
| 46 | Kalkaska County | 2.3 |
| 46 | Leelanau County | 2.3 |
| 48 | Cheboygan County | 2.3 |
| 49 | Sanilac County | 2.3 |
| 50 | Arenac County | 2.3 |
| 50 | Ingham County | 2.3 |
| 52 | Bay County | 2.3 |
| 52 | Chippewa County | 2.3 |
| 52 | Delta County | 2.3 |
| 52 | Gladwin County | 2.3 |
| 52 | Manistee County | 2.3 |
| 57 | Mason County | 2.3 |
| 57 | Otsego County | 2.3 |
| 59 | Marquette County | 2.2 |
| 60 | Emmet County | 2.2 |
| 61 | Menominee County | 2.2 |
| 61 | Oscoda County | 2.2 |
| 63 | Ogemaw County | 2.2 |
| 64 | Alger County | 2.2 |
| 65 | Alpena County | 2.2 |
| 66 | Huron County | 2.2 |
| 67 | Antrim County | 2.2 |
| 67 | Dickinson County | 2.2 |
| 69 | Iosco County | 2.1 |
| 70 | Luce County | 2.1 |
| 71 | Crawford County | 2.1 |
| 72 | Charlevoix County | 2.1 |
| 73 | Baraga County | 2.1 |
| 74 | Iron County | 2.1 |
| 74 | Schoolcraft County | 2.1 |
| 76 | Mackinac County | 2 |
| 76 | Roscommon County | 2 |
| 78 | Gogebic County | 2 |
| 79 | Presque Isle County | 2 |
| 80 | Alcona County | 1.9 |
| 81 | Montmorency County | 1.9 |
| 82 | Keweenaw County | 1.9 |
| 83 | Ontonagon County | 1.8 |