The value of all land for sale in South Dakota's Marshall County recently was $11 million, representing a total of 1,795 acres of land for sale in Marshall County. Marshall County ranks 51st out of 66 counties in the Coyote State for the combined amount of land currently advertised for sale. Of all farms, ranches, and rural real estate for sale in Marshall County, Veblen featured the most land for sale. Its economy is defined as agricultural, with 518 farms recorded in the county during the most recent U.S. Census. Farming activities in Marshall County generate annual revenues of $10 million, the majority of which comes from livestock products. Marshall County is the 35th biggest county (886 square miles) in South Dakota. It's located in the Glacial Lakes & Prairies South Dakota region of South Dakota.