Pueblo () is a home rule municipality that is the county seat and the most populous municipality of Pueblo County, Colorado, United States. The city population was 111,876 at the 2020 United States Census, making Pueblo the ninth most populous city in Colorado. Pueblo is the principal city of the Pueblo, CO Metropolitan Statistical Area and a major city of the Front Range Urban Corridor. Pueblo is situated at the confluence of the Arkansas River and Fountain Creek, 112 miles (180 km) south of the Colorado State Capitol in Denver. The area is considered semi-arid desert land, with approximately 12 inches (304.80 mm) of precipitation annually.