Louisa County is located in Iowa. The county covers 418 square miles (267,309 acres), which represents less than one percent of the state total. Of the 99 counties in Iowa, Louisa County ranks 67th in terms of the size of its population (11,185, according to 2015 Census estimates). Manufacturing and related services provide the main economic inputs to Louisa County. Recent data from Lands of America calculates the average value of land for sale in Louisa County at $4,530 per acre. The average listing price was $1,375,000 (the most expensive listing being for $2.3 million) and the median size of land and property for sale in Louisa County was 304 acres. Land for sale in Louisa County totaled 607 acres and $2.8 million in overall land value, with the city of Grandview featuring the most land for sale in the county. Farmland was the most common type of land for sale in Louisa County.