A combined around 3,000 acres were listed for sale in Monroe County recently; the overall value of all Monroe County land for sale was almost $274 million. Monroe County ranks first out of 92 counties in the Hoosier?State for the total acreage of land currently advertised for sale. Of all farms, rural land, hunting land and other land for sale in Monroe County, Bloomington had the most land for sale. From an economic perspective, government and state-level services contribute most to Monroe County's overall GDP. Monroe County is Indiana's 36th largest county (411 square miles). It's located in the South Central Indiana region of Indiana.