Hartford is a town in Washington County, Wisconsin, United States. A portion of the city of Hartford within Washington County is located adjacent to the town, but the two are politically independent. The population of the town was 4,031 at the 2000 census. The unincorporated community of Pike Lake is located in the town. The unincorporated community of Saint Lawrence is also located partially in the town.
In the early 19th century, Hartford was inhabited by the Potawatomi and Menominee people, who had a trading post on the Rubicon River and a village on the eastern shore of Pike Lake. In 1831, the Menominee surrendered their claims to the land to the United States Federal Government through the Treaty of Washington, and the Potawatomi surrendered their land claims in 1833 through the 1833 Treaty of Chicago, which (after being ratified in 1835) required them to leave the area by 1838. However, when the first white settlers arrived in 1843, they found that the Potawatom