Pueblo /ˈpwɛbloʊ/ is a Home Rule Municipality that is the county seat and the most populous city of Pueblo County, Colorado, United States. The population was 106,595 in 2010 census, making it the 246th most populous city in the United States. Pueblo is the heart of the Pueblo Metropolitan Statistical Area totaling over 160,000 people and an important part of the Front Range Urban Corridor.