Mercer County is in Northwest Missouri. Of the 115 counties in the state, 455-square-mile Mercer County ranks 95th by size. Recent listings of farms for sale in Missouri's Mercer County totals about 2,000 acres and a combined market value of $9 million. By overall acreage, house is the most common type of land for sale in Mercer County. The average price of farmland for sale in Mercer County was $654,365. The economy here is principally agricultural. Farms for sale in Mercer County support 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 commercial or individual needs.