Martin County is in Southeast & The Keys Florida. Of the 67 counties in the Sunshine State, Martin County is 39th in terms of its size (481,999 acres). There is nearly 1,000 acres of farms for sale in Martin County, Florida, based on recent Land Network data. The combined market value of farms, rural land, hunting land and other land for sale here is around $20 million. The average price of farmland for sale in Martin County was $5 million. Farms for sale in Martin County support livestock including cattle, horses, goats, sheep and pig. Browse all Florida farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or individual needs.