Summerset is a city in Meade County, South Dakota, United States. The population was 2,972 at the 2020 census. Located in the western part of the state, it is the first city to incorporate in the state since 1985. Summerset was incorporated in an election that was held on June 7, 2005. Opponents of the city's dissolution insist a population of more than one thousand, despite the formal pre-incorporation census indicating 597 residents. The city is located west of Interstate 90, between the towns of Blackhawk and Piedmont. The city shares its zip codes of 57718 and 57769 with these two towns. During its first year, Summerset faced a few challenges. There was confusion about the location of the city's boundaries. A lawsuit was filed to dismiss the incorporation election; moreover, the citizens petitioned to have the town dissolved for a multitude of reasons, including high taxes; the petition failed. This issue went to trial on September 14, 2006 in Meade County. A decision was handed down by the jury in the trial on September 15, 2006, siding with Summerset that there were indeed more than 1000 inhabitants at the time of the vote to incorporate. The plaintiff, Casey Dolney of Summerset, can appeal the decision to the South Dakota Supreme Court. Geography According to the United States Census Bureau, the city has a total area of , all land. Summerset is part of the Rapid City, South Dakota metropolitan area, which includes Meade and Pennington counties. Demographics 2010 census As of the census of 2010, there were 1,814 people, 655 households, and 508 families residing in the city. The population density was . There were 707 housing units at an average density of . The racial makeup of the city was 93.0% White, 1.0% African American, 2.5% Native American, 0.4% Asian, 0.2% Pacific Islander, 0.8% from other races, and 2.1% from two or more races. Hispanic or Latino of any race were 2.4% of the population. There were 655 households, of which 46.1% had children under the age of 18 living with them, 65.8% were married couples living together, 7.8% had a female householder with no husband present, 4.0% had a male householder with no wife present, and 22.4% were non-families. 15.9% of all households were made up of individuals, and 2.4% had someone living alone who was 65 years of age or older. The average household size was