Polk County is a county located in the U.S. state of Missouri. As of the most recent data available, the county has a population of approximately 26,992 people, with a population density of about 42.37 persons per square mile.
The county spans a total land area of 637.00 square miles (1,650.00 square kilometers). The administrative center and county seat is Bolivar, which often serves as a hub for local governance and services. The largest city within the county by population is Bolivar.
Geographically, Polk County experiences varied elevations, with its highest point at Morrisville 1,165 ft and its lowest point at Humansville 965 ft. The region operates in the UTC-6.