The City of Ann Arbor Michigan

Ann Arbor is a city in the U.S. state of Michigan and the county seat of Washtenaw County. The 2010 census recorded its population to be 113,934. It is the principal city of the Ann Arbor Metropolitan Statistical Area, which encompasses all of Washtenaw County. Ann Arbor is likewise consisted of in the larger Southeast Michigan Combined Statistical Area.

Ann Arbor is house to the University of Michigan. The university substantially shapes Ann Arbor’s economy as it uses about 30,000 workers, including about 12,000 in the medical. The city’s economy is likewise centered on high innovation, with numerous companies drawn to the area by the university’s research and development facilities.

Ann Arbor was founded in 1824, called for wives of the village’s creators, both called Ann, and the stands of bur oak trees.  The University of Michigan moved from Detroit to Ann Arbor in 1837, and the city grew at a quick rate in the early to mid-20th century. During the 1960s and 1970s, the city got a credibility as a center for left-wing politics. Ann Arbor became a centerpiece for political activism, such as opposition to the Vietnam War and support for the legalization of marijuana.

Ann Arbor Data

Coordinates: 42°16′53″N 83°44′54″WCoordinates: 42°16′53″N 83°44′54″W
Country United States
State Michigan
County Washtenaw
Founded 1824
Incorporated 1833 (village)
1851 (city)


 • Type Council–manager
 • Mayor Christopher Taylor (D)
 • Administrator Howard Lazarus
 • Clerk Jacqueline Beaudry
 • City council


 • City 28.77 sq mi (74.52 km2)
 • Land 27.90 sq mi (72.27 km2)
 • Water 0.87 sq mi (2.25 km2)


840 ft (256 m)


 • City 113,934

 • Estimate 

 • Density 4,353.55/sq mi (1,680.92/km2)

 • Urban

306,022 (US: 125th)

 • Metro

344,791 (US: 145th)
Demonym(s) Ann Arborite
Time zone UTC-5 (Eastern (EST))
 • Summer (DST) UTC-4 (EDT)
ZIP code(s)
48103–48109, 48113
Area code 734
FIPS code 26-03000
GNIS feature ID 0620133


In about 1774, the Potawatomi established two towns in the area of what is now Ann Arbor. Ann Arbor was founded in 1824 by land speculators John Allen and Elisha Walker Rumsey. On May 25, 1824, the town plat was registered with Wayne County as “Annarbour”, the earliest known usage of the town’s name. Allen and Rumsey chose to call it for their other halves, both named Ann, and for the stands of bur oak in the 640 acres (260 ha) of land they purchased for $800 from the federal government at $1.25 per acre.

Ann Arbor became the seat of Washtenaw County in 1827,  and was integrated as a village in 1833.  The Ann Arbor Land Company, a group of speculators, set aside 40 acres (16 ha) of undeveloped land and offered it to the state of Michigan as the site of the state capital, however lost the bid to Lansing. In 1837, the property was accepted rather as the site of the University of Michigan, which moved from Detroit.

Since the university’s facility in the city in 1837, the histories of the University of Michigan and Ann Arbor have been carefully linked. The town became a regional transportation center in 1839 with the arrival of the Michigan Central Railroad, and a north– south railway connecting Ann Arbor to Toledo and other markets to the south was established in 1878. Ann Arbor’s Jewish neighborhood likewise grew after the turn of the 20th century, and its first and earliest synagogue, Beth Israel Congregation, was established in 1916.


The University of Michigan shapes Ann Arbor’s economy considerably. Other companies are drawn to the area by the university’s research and advancement money, and by its graduates. High tech, health services and biotechnology are other significant components of the city’s economy; numerous medical offices, laboratories, and associated companies are located in the city.

Atrium of a shopping arcade, with green and yellow banners hanging overhead with the words “Nickels Arcade”
Nickels Arcade interior, looking towards the east
High tech business have actually located in the area since the 1930s, when International Radio Corporation presented the first mass-produced AC/DC radio (the Kadette, in 1931) as well as the first pocket radio (the Kadette Jr., in 1933). The Argus electronic camera company, initially a subsidiary of International Radio, manufactured video cameras in Ann Arbor from 1936 to the 1960s. Current firms include Arbor Networks (company of Internet traffic engineering and security systems), Arbortext (provider of XML-based publishing software application), JSTOR (the digital academic journal archive), MediaSpan (company of software application and online services for the media industries), Truven Health Analytics, and ProQuest, that includes UMI. Ann Arbor Terminals made a video-display terminal called the Ann Arbor Ambassador during the 1980s. Barracuda Networks, which supplies networking, security, and storage items based upon network appliances and cloud services, opened an engineering office in Ann Arbor in 2008 on Depot St. and currently occupies the structure formerly utilized as the Borders head office on Maynard Street. Duo Security, a cloud-based access security company protecting thousands of organizations worldwide through two-factor authentication, is headquartered in Ann Arbor.

Sites and online media companies in or near the city consist of All Media Guide, the Weather Underground, and Zattoo. Ann Arbor is the home to Internet2 and the Merit Network, a not-for-profit research and education computer network. Both are located in the South State Commons 2 building on South State Street, which once housed the Michigan Information Technology Center Foundation. The city is likewise house to the head office of Google’s AdWords program– the company’s main profits stream. The current surge in business operating in Ann Arbor has actually led to a decline in its workplace and flex area job rates. Since December 31, 2012, the total market job rate for workplace and flex space is 11.80%, a 1.40% reduction in job from one year previous, and the most affordable general vacancy level since 2003. The workplace vacancy rate reduced to 10.65% in 2012 from 12.08% in 2011, while the flex job rate decreased somewhat more, with a drop from 16.50% to 15.02%. Ann Arbor government employment.


Several carrying out arts groups and facilities are on the University of Michigan’s school, as are museums dedicated to art, archaeology, and natural history and sciences. Established in 1879, the University Musical Society is an independent carrying out arts organization that provides over 60 events each year, bringing global artists in music, dance, and theater. Another distinct piece of artistic expression in Ann Arbor is the fairy doors.

The Ann Arbor Hands-On Museum is located in a renovated and expanded historic downtown fire station. Aside from a large dining establishment scene in the Main Street, South State Street, and South University Avenue locations, Ann Arbor ranks first among U.S. cities in the number of booksellers and books sold per capita. The Ann Arbor District Library maintains 4 branch outlets in addition to its main downtown building.

Numerous annual events– numerous of them centered on carrying out and visual arts– draw visitors to Ann Arbor. One such event is the Ann Arbor Art Fairs, a set of 4 concurrent juried fairs held on downtown streets. Another is the Ann Arbor Film Festival, held throughout the third week of March, which gets more than 2,500 submissions annually from more than 40 nations and serves as one of a handful of Academy Award– qualifying festivals in the United States. Ann Arbor animal control.

Ann Arbor, MI Zip Codes

48103 48104 48105 48108 48109