Pettis County is found in the state of Missouri. With an area of 686 square miles, Pettis County is one of the larger counties in the state, while in population it is near the top with 3,940 inhabitants. Pettis County's population density of suburban makes it one of the least densely populated areas in the state. The county's largest city is Sedalia, with a population of 31,839.

Pettis County is one of the more wealthy regions in the state. The median income for Pettis County residents is $31,992, putting the region in in the top half of all counties in Missouri. Reflecting this, the average home value in Pettis County is $67,202, on par with the state average of $90,296.    Continued below...