Polk County is located in Nebraska. The county covers 441 square miles (282,323 acres), representing less than one percent of the state. Of the 93 counties in Nebraska, Polk County ranks 54th in terms of the size of its population (5,202, according to 2015 Census estimates). Its economy is defined as agricultural, with 466 farms recorded in the county during the 2012 U.S. Census. Recent data from Lands of America calculates the average value of ranches, land, farms and other recreational acreage for sale in Polk County at $27,748 per acre. The average list price of property and land for sale was $127,500 (the most expensive listing being for $150,000) and the median acreage of land for sale in Polk County was five acres. Land for sale in Polk County totaled nine acres and $255,000 in overall land value, with the city of Clarks featuring the most land for sale in the county. Given its rural location and ecomony, farms and other agricultural acreage are the most common types of land for sale in Polk County.