Union County is in Western Iowa. Of the 99 counties in the Hawkeye State, Union County is 91st in terms of its size (272,510 acres). A recent survey of Land Network data includes about 2,000 acres of farms for sale in Iowa's Union County, which is valued at a combined $12 million. The average price of farms for sale in Union County was $2 million. Farms for sale in Union County feature livestock including cattle, horses, sheep, goats and pig. Browse all Iowa 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.