Adams County is a county located in the U.S. state of Colorado. As of the most recent data available, the county has a population of approximately 363,857 people, with a population density of about 305.25 persons per square mile.
The county spans a total land area of 1,192.00 square miles (3,087.00 square kilometers). The administrative center and county seat is Brighton, which often serves as a hub for local governance and services. The largest city within the county by population is Aurora.
Geographically, Adams County experiences varied elevations, with its highest point at Federal Heights 5,535 ft and its lowest point at Brighton 4,983 ft. The region operates in the UTC-7.