Dexter is a city Mower County, Minnesota, United States.

[5] Dexter is in central Mower County, 15 miles (24 km) east of Austin, the county seat, and 27 miles (43 km) southwest of Rochester.

It is served by Interstate 90, State Highway 16 (MN 16), and Mower County Roads 2 and 7.

According to the U.S. Census Bureau, Dexter has a total area of 1.41 square miles (3.65 km2), all land.

[1] The city sits on high ground that drains north toward the North Branch of the Root River; east toward the South Fork of Bear Creek, also part of the Root River watershed; and southwest toward Rose Creek, part of the Cedar River watershed.

26.4% of all households were made up of individuals, and 12.5% had someone living alone who was 65 years of age or older.

30.0% of all households were made up of individuals, and 11.5% had someone living alone who was 65 years of age or older.