Washtenaw County, Michigan
Washtenaw County, Michigan · ZIP 48103, 48104, 48105
- Census data · ACS 2019-2023
- 373,875 (2024 estimate)Population
- 149,256Households
- $87,156Median household income
- $353,000Median home value
- 28Towns with a page
- 24ZIP codes
Washtenaw County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 322,895 |
| 2010 | 344,791 |
| 2020 | 372,258 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, county level, state 26, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 26, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 26, retrieved November 14, 2026.
Median household income $87,156 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 26, retrieved November 14, 2026.
- Owner occupied
- 91,988 units
- Renter occupied
- 57,268 units
- Vacancy rate
- 5.6%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, county level, state 26, retrieved November 14, 2026.
158,858 employees in 8,322 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.
Source: County Business Patterns 2023: employment by sector, county level, state 26, retrieved November 14, 2026.
| Measure | Washtenaw County | Michigan |
|---|---|---|
| Population | 368,394 | 10,051,595 |
| Median household income | $87,156 | $71,149 |
| Median age | 34.8 | 40.1 |
| Median home value | $353,000 | $217,600 |
| Bachelor’s degree or higher | 58.1% | 31.8% |
| Foreign-born residents | 12.8% | 7.0% |
| Owner-occupied homes | 61.6% | 72.9% |
| Mean commute to work | 23.4 minutes | 24.4 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 26, retrieved November 14, 2026.
Townships, towns and villages in Washtenaw County28 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Ann Arbor | City | 122,925 | 28.4 sq mi |
| Ypsilanti Township | Charter township | 54,760 | 30.0 sq mi |
| Pittsfield Township | Charter township | 40,697 | 27.1 sq mi |
| Ypsilanti | City | 20,150 | 4.29 sq mi |
| Scio Township | Township | 18,522 | 32.0 sq mi |
| Superior Township | Charter township | 14,992 | 35.2 sq mi |
| York Township | Charter township | 9,229 | 34.7 sq mi |
| Saline | City | 9,101 | 4.35 sq mi |
| Northfield Township | Township | 8,936 | 35.8 sq mi |
| Whitmore Lake | Census designated place | 8,083 | 4.80 sq mi |
| Augusta Township | Charter township | 7,399 | 36.7 sq mi |
| Salem Township | Township | 6,909 | 34.3 sq mi |
| Dexter Township | Township | 6,611 | 30.3 sq mi |
| Webster Township | Township | 6,588 | 34.9 sq mi |
| Lodi Township | Township | 6,373 | 34.3 sq mi |
| Chelsea | City | 5,393 | 3.62 sq mi |
| Manchester Township | Township | 4,630 | 37.9 sq mi |
| Ann Arbor Township | Charter township | 4,589 | 16.3 sq mi |
| Dexter | City | 4,528 | 1.94 sq mi |
| Lima Township | Township | 4,160 | 34.5 sq mi |
| Sylvan Township | Township | 3,579 | 32.6 sq mi |
| Lyndon Township | Township | 2,713 | 32.0 sq mi |
| Saline Township | Township | 2,605 | 34.7 sq mi |
| Manchester | Village | 2,056 | 2.14 sq mi |
| Sharon Township | Township | 1,798 | 37.4 sq mi |
| Bridgewater Township | Township | 1,578 | 36.2 sq mi |
| Freedom Township | Township | 1,320 | 35.4 sq mi |
| Barton Hills | Village | 324 | 0.81 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 26 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.
County officialsFrom public records
No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.
Across Washtenaw County
No job is posted in Washtenaw County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.
No upcoming event is listed in Washtenaw County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Jackson CountyPopulation 160,233 (2024 estimate)
- Lenawee CountyPopulation 97,746 (2024 estimate)
- Livingston CountyPopulation 196,976 (2024 estimate)
- Monroe CountyPopulation 156,045 (2024 estimate)
- Oakland CountyPopulation 1,296,888 (2024 estimate)
- Wayne CountyPopulation 1,771,063 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 26, retrieved November 14, 2026.