Louisa County is in Eastern Iowa. Of the 99 counties in the Cyclone State, Louisa County is 94th in terms of its size (417 square miles). A recent survey of Land Network data totals around 1,000 acres of residential land and property for sale in Iowa's Louisa County, which is valued at a combined $7 million. The average price of residential land for sale in Louisa County was $344,613. Browse all residential land and rural property for sale in Iowa to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.