The value of all farmsand rural real estate for sale in Peoria County, Illinois, recently was approximately $39 million, representing a total of 1,283 acres of land for sale in Peoria County. Peoria County ranks 27th out of 102 counties in the Inland Empire for the total acreage of land currently advertised for sale. There were three properties listed as sold in Peoria County through the Land Network Comparable Sales Program. This represented a total value of $3,402,500. Of all locations in Peoria County with land and rural real estate for sale, Peoria had the most land for sale. Peoria County is the 32nd largest county (630 square miles) in Illinois. It's located in the Western Illinois region of Illinois.