Ann Arbor, Michigan

"Ann Arbor" redirects here. For other uses, see Ann Arbor (disambiguation).

Ann Arbor
City
Ann Arbor skyline
Flag of Ann Arbor
Flag
Official seal of Ann Arbor
Seal
Nicknames: 
A2, A2, Tree Town, People's Republic of Ann Arbor
Map
Interactive map of Ann Arbor
Ann Arbor is located in Michigan
Ann Arbor
Ann Arbor
Ann Arbor is located in the United States
Ann Arbor
Ann Arbor
Coordinates: 42°16′53″N 83°44′54″W / 42.28139°N 83.74833°W / 42.28139; -83.74833
CountryUnited States
StateMichigan
CountyWashtenaw
Founded1824
Incorporated1833 (village)
1851 (city)
Founded byJohn Allen and Elisha Rumsey
Named forThe wives of the city's founders (both named Ann) and the bur oak in the area
Government
[1]
 • TypeCouncil–manager
 • MayorChristopher Taylor (D)
 • AdministratorMilton Dohoney
 • ClerkJacqueline Beaudry
 • City council
Members
  • Christopher Taylor
  • Cynthia Harrison
  • Linh Song
  • Christopher Watson
  • Travis Radina
  • Ayesha Ghazi Edwin
  • Jen Eyer
  • Dharma Akmon
  • Jenn Cornell
  • Erica Briggs
  • Lisa Disch
Area
[2]
 • City29.09 sq mi (75.35 km2)
 • Land28.22 sq mi (73.10 km2)
 • Water0.87 sq mi (2.25 km2)
 • Urban
159.57 sq mi (413.46 km2)
 • Metro
722 sq mi (1,870 km2)
Elevation
840 ft (256 m)
Population
 (2020)
 • City123,851
 • Estimate 
(2023)[4]
119,381
 • Rank231st in the United States
5th in Michigan
 • Density4,388.14/sq mi (1,694.28/km2)
 • Urban
317,689 (US: 129th)[3]
 • Urban density2,214.6/sq mi (855.0/km2)
 • Metro
[5]
372,258 (US: 148th)
DemonymAnn Arborite
GDP
[6]
 • Metro$30.556 billion (2022)
Time zoneUTC−5 (Eastern (EST))
 • Summer (DST)UTC−4 (EDT)
ZIP code(s)
48103–48109, 48113
Area code734
FIPS code26-03000[7]
GNIS feature ID0620133[7]
Websitea2gov.org

Ann Arbor is a city in and the county seat of Washtenaw County, Michigan, United States.[8] The 2020 census recorded its population to be 123,851, making it the fifth-most populous city in Michigan.[9] Located on the Huron River, Ann Arbor is the principal city of the Ann Arbor metropolitan area, which encompasses all of Washtenaw County and had 372,258 residents in 2020.

Ann Arbor was founded in 1824 by John Allen and Elisha Rumsey. It was named after the wives of the village's founders, both named Ann, and the stands of bur oak trees they found at the site of the town. The University of Michigan was established in Ann Arbor in 1837,[10] and the city's population grew at a rapid rate in the early to mid-20th century.

A college town, Ann Arbor is currently home to the University of Michigan, which significantly shapes the city's economy, employing about 30,000 workers which includes about 12,000 in its medical center. The city's economy is also centered on high technology, with several companies drawn to the area by the university's research and development infrastructure.[11] The city has been a center for progressive politics as well as several social and religious movements.

Ann Arbor is included in the Detroit-Warren-Ann Arbor combined statistical area and the Great Lakes megalopolis.

  1. ^ "City of Ann Arbor: Departments". 2022. Retrieved November 21, 2022.
  2. ^ "2020 U.S. Gazetteer Files". United States Census Bureau. Archived from the original on May 28, 2022. Retrieved May 21, 2022.
  3. ^ United States Census Bureau (December 29, 2022). "2020 Census Qualifying Urban Areas and Final Criteria Clarifications". Federal Register.
  4. ^ Cite error: The named reference AAQuickFacts was invoked but never defined (see the help page).
  5. ^ "2020 Population and Housing State Data". United States Census Bureau. Archived from the original on August 12, 2021. Retrieved September 29, 2021.
  6. ^ "Gross Domestic Product: All Industries in Washtenaw County, MI". Federal Reserve Economic Data. Federal Reserve Bank of St. Louis.
  7. ^ a b U.S. Geological Survey Geographic Names Information System: Ann Arbor, Michigan
  8. ^ "Bibliography on Washtenaw County". Clarke Historical Library, Central Michigan University. Archived from the original on February 17, 2013. Retrieved January 23, 2013.
  9. ^ "QuickFacts: Ann Arbor city, Michigan". United States Census Bureau. Archived from the original on November 3, 2021. Retrieved September 29, 2021.
  10. ^ "1824–1859: Education. Pictorial History of Ann Arbor: 1824–1974". Ann Arbor District Library. 2006. Archived from the original on February 21, 2014. Retrieved December 4, 2009.
  11. ^ "Why Ann Arbor: Industries". Ann Arbor Spark. 2024. Retrieved August 12, 2024.