Jasper 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 104,686 people, with a population density of about 163.57 persons per square mile.
The county spans a total land area of 640.00 square miles (1,658.00 square kilometers). The administrative center and county seat is Carthage, which often serves as a hub for local governance and services. The largest city within the county by population is Joplin.
Geographically, Jasper County experiences varied elevations, with its highest point at Fidelity 1,121 ft and its lowest point at Carl Junction 895 ft. The region operates in the UTC-6.