The Town of Dexter is located in Wood County, Wisconsin, United States.

The six mile square that would become the town of Dexter was first surveyed in the summer of 1851 by a crew working for the U.S. government.

In November and December another crew marked all the section corners of the six mile square, walking through the woods and wading the swamps, measuring with chain and compass.

[4][5] When done, the deputy surveyor filed this general description: Surface level, and principally swamp (Tamarack) excepting a narrow strip about forty chains wide on either Bank of Yellow River and Sections 4.

The balance of the Township is covered with thick small Pine and Tamarack.

Hiles and Seal's Saw Mill and dweling situated on the South-west quarter of Section 14.

17.4% of all households were made up of individuals, and 9.7% had someone living alone who was 65 years of age or older.