Washtenaw County Post Offices

2075 W Stadium Blvd
Ann Arbor, Michigan 48103

1101 S Main St Ste 100
Chelsea, Michigan 48118

3140 Baker Rd
Dexter, Michigan 48130

3000 Green Rd
Ann Arbor, Michigan 48105

103 E Main St
Manchester, Michigan 48158

123 E Main St
Milan, Michigan 48160

108 N Maple Rd
Saline, Michigan 48176

1214 S University Ave Ste S104
Ann Arbor, Michigan 48104

9725 Main St
Whitmore Lake, Michigan 48189

11014 Whittaker Rd
Whittaker, Michigan 48190

8790 Bunton Rd
Willis, Michigan 48191

1606 S Huron St
Ypsilanti, Michigan 48197

108 S Adams St
Ypsilanti, Michigan 48197

Washtenaw County

There are 13 US Post Offices in Washtenaw County serving a total of 334,847 residents equating to 25,757 residents per post office. It's estimated that approximately 534,453 packages are handled across the 13 county post offices annually. Washtenaw County /\u02c8w\u0252\u0283t\u1d7bn\u0254\u02d0/ is a county located in the U.S. state of Michigan. As of the 2010 census, the population was 344,791. The county seat is Ann Arbor. The county was founded in 1822 and organized as a county in 1826. Washtenaw County comprises the Ann Arbor, MI Metropolitan Statistical Area and is included in the Detroit-Warren-Ann Arbor, MI Combined Statistical Area. The county is home to the University of Michigan, Eastern Michigan University, Washtenaw Community College, Concordia University Ann Arbor, and the Ann Arbor campus of the Thomas M. Cooley Law School."