Jefferson County is in Northeast Missouri. Of the 115 counties in the Show Me State, Jefferson County ranks 41st in terms of size (664 square miles). Recent Land Network data totals approximately 1,000 acres of farms for sale in Missouri's Jefferson County, which is valued at a combined $7 million. The average price of farmland for sale in Jefferson County was $686,736. Farms for sale in Jefferson County feature livestock including cattle, horses, sheep, goats and pig. Browse all Missouri 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 lifestyle needs.