The value of all farms, ranches, and rural real estate for sale in Stephens County recently was nearly $27 million, representing a combined 2,990 acres of land for sale in Stephens County. Stephens County ranks 58th in the Sooner State for the total acreage of land currently advertised for sale. Of all locations in Stephens County with ranches, farms, hunting land and other rural land and acreage for sale, Duncan featured the most land for sale. Economically speaking, Stephens County's is largely dependent on mining and mineral extraction-related businesses and services. Stephens County is the 33rd biggest county (891 square miles) in Oklahoma. It's located in the Great Plains Country Oklahoma region of Oklahoma.