Colorado Springs is a home rule municipality in, and the county seat of, El Paso County, Colorado, United States. It is the largest city in El Paso County, with a population of 478,961 at the 2020 United States Census, a 15.02% increase since 2010. Colorado Springs is the second-most populous city and the most extensive city in the state of Colorado, and the 40th-most populous city in the United States. It is the principal city of the Colorado Springs metropolitan area and the second-most prominent city of the Front Range Urban Corridor. It is located in east-central Colorado, on Fountain Creek, 70 miles (113 km) south of Denver.
Qingjian County, the ancient name of Kuanzhou, is located on the west bank of the Shaanxi-Jin Canyon of the Yellow River, at the junction of Yulin and Yan'an, and at the confluence of the Wuding River and the Yellow River. It is located in the longitude of 109 °55 °27 in east longitude and 36 °57 in 30 latitude in north latitude and 37 °25 in north latitude. It is an important place to guard Yan'an and Guanzhong. It is 95 km long from east to west and 55 km wide from north to south. The area is 1881 square kilometers, accounting for 0.91% of the total land area of the province and 4.31% of the total area of Yulin City. Baoxi Railway and National Highway 210 pass through the west, and Weiqing Highway and National Highway 210 meet in the county seat. The county has jurisdiction over 9 towns. By the end of 2017, the county had a total population of 217200 and an agricultural population of 191000.