Kendall County is a county located in the U.S. state of Illinois. As of the most recent data available, the county has a population of approximately 54,544 people, with a population density of about 169.92 persons per square mile.
The county spans a total land area of 321.00 square miles (831.00 square kilometers). The administrative center and county seat is Yorkville, which often serves as a hub for local governance and services. The largest city within the county by population is Oswego.
Geographically, Kendall County experiences varied elevations, with its highest point at Newark 680 ft and its lowest point at Millington 560 ft. The region operates in the UTC-6.