Ann Arbor
City in Washtenaw County, Michigan

Ann Arbor is a city in Washtenaw County, Michigan, with 123,851 residents (2020 Census). It sits at 840 ft (256 m) above sea level. The nearest town is Barton Hills, 3.1 miles NW.
- 123,851residents (2020 Census)
- 840 ftelevation · 256 m
- 28.4 sq miland area · 73.6 km²
- 4,358 / sq mipopulation density
- 48104main ZIP code (3 in total)
About Ann Arbor
Ann Arbor is a city in Washtenaw County, Michigan, United States. The county seat, it had a population of 123,851 in 2020, making it the fifth-most populous city in Michigan.
The city is home to the University of Michigan, the oldest university in the state. Its economy is primarily focused on high technology, with numerous startup companies drawn to the area due to the university's robust research and development activities.
Founded in 1824 with American settlers from the East Coast, it was incorporated as a city in 1851. Located on the Huron River, Ann Arbor is the principal city of its metropolitan area, and it is also included in the Detroit–Warren–Ann Arbor combined statistical area and that of Great Lakes megalopolis.
Text: Wikipedia · CC BY-SA 4.0
Ann Arbor weather: 7-day forecast
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Live webcams in Ann Arbor
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Living in Ann Arbor
- Median household income
- $82,212
- Median home value
- $453,400
- Median rent
- $1,649/mo
- Median age
- 27.7
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Map of Ann Arbor
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Open in Google Maps ›Ann Arbor, MI population
Ann Arbor had 123,851 residents in the 2020 Census.
| 2020 Census | 123,851 |
|---|---|
| Density | 4,358 per sq mi (1,683 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Ann Arbor at a glance
| State | Michigan (MI) |
|---|---|
| County | Washtenaw County |
| Type | City |
| Population | 123,851 (2020) |
| Land area | 28.42 sq mi (73.6 km²) |
| Water area | 0.87 sq mi (2.25 km²) |
| Elevation | 840 ft (256 m) |
| Coordinates | 42.2761° N, 83.7312° W |
| ZIP codes | 48104, 48108, 48109 |
| Official website | a2gov.org |
| Census code (GEOID) | 2603000 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Ann Arbor
- Barton Hills3.1 mi NW
- Ypsilanti6.0 mi E
- Saline7.4 mi S
- Dexter8.6 mi NW
- Whitmore Lake10.0 mi N
- South Lyon13.4 mi N
- Milan13.7 mi S
- Belleville13.9 mi E
- Chelsea14.9 mi W
- Plymouth15.0 mi NE
- Pinckney16.4 mi NW
- Northville16.6 mi NE
Straight-line distance between town centers.
Frequently asked questions about Ann Arbor
What county is Ann Arbor in?
Ann Arbor is in Washtenaw County, Michigan.
What is the population of Ann Arbor, MI?
123,851 people lived in Ann Arbor at the 2020 Census.
What is the ZIP code of Ann Arbor, MI?
The main ZIP code is 48104. Other ZIP codes: 48108, 48109.
What is the elevation of Ann Arbor?
840 feet (256 m) above sea level.
What towns are near Ann Arbor?
Barton Hills (3.1 mi), Ypsilanti (6.0 mi), Saline (7.4 mi), Dexter (8.6 mi), Whitmore Lake (10.0 mi).
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