Land for sale in Trego County, Kansas, recently totaled almost $3 million and 1,000 acres. Trego County ranks 76th out of 105 counties in the Sunflower State for the total acreage of land currently advertised for sale. Of all farms, ranches, and rural real estate for sale in Trego County, Wakeeney had the most land for sale. Trego County has a large agricultural economy, with 384 farms recorded in the county during the latest U.S. Census. Farming activities in Trego County generate annual revenues of $7 million, most of which is from crops. Trego County is the 27th biggest county (899 square miles) in Kansas. It's located in the High Plains Kansas region of the state.