Gary Deuel CountySouth Dakota www.garysd.com Map Population 229 (2020)Type CityArea 0.75 sq mi (1.94 km²)Median age 48.5Households 294Persons per household 2.3Median household income $50,000Businesses 22Employees 115Government CITY OF GARYGovernment office PO BOX 127, GARY, SD 57237