The value of all farms, ranches, hunting land and other land for sale in Pettis County recently was nearly $34 million, representing a total of 782 acres of land for sale in Pettis County. Pettis County ranks 51st out of 115 counties in the Gateway State for the total acreage of land currently advertised for sale. Of all farms and ranches for sale in Pettis County, Sedalia featured the most land for sale. From an economic perspective, manufacturing and related services are the main sectors in Pettis County. Pettis County is the 35th biggest county (686 square miles) in Missouri. It's located in the Central Missouri region of Missouri.