48191 Frequently Asked Questions

A: ZIP Code 48191 is Located in Willis Michigan. Portions of 48191 are also in Augusta Charter Township, London Township.

A: ZIP Code 48191 is Located Primarily in Washtenaw County Michigan with Portions in Monroe County.

A: The Current Sales Tax in ZIP Code 48191 is 6.0%

A: The Area Code for 48191 is 734.

A: 48191 is within by the Michigan 6th Congressional District and the Michigan 5th Congressional District.

A: ZIP Code 48191 is in Michigan State House of Representatives District 31.

A: 48191 is within Michigan State Senate District 15 and Michigan State Senate District 16.

A: The 2022 population of ZIP Code 48191 is 4059. The population growth rate in 48191 is 1.72%. The population density of 48191 is 263.

A: The majority race/ethnicity of people residing in 48191 is White (91.36%).

A: The median household income in 48191 is $90,547 (2021) and the average adjusted income is $398,640 (2021).