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.
Seda County is a county under the jurisdiction of Ganzi Tibetan Autonomous Prefecture in Sichuan Province. It is located in the northeast of Ganzi Prefecture, latitude 31 °38 mi 33 °20 N, longitude 98 °48 mi 101 °00'E. It is located at the intersection of Sichuan Province, Qinghai Province, Aba Prefecture, Ganzi Prefecture and Guoluo Prefecture of Qinghai Province, and the combination of Rangtang County, Ganzi County, Luhuo County, Shiqu County, Dari County and Banma County, Aba Tibetan and Qiang Autonomous Prefecture in the east, Banma and Dari Counties in Qinghai Province in the north, and Ganzi and Luohuo Counties in Ganzi Prefecture in the west and south. In 2011, Seda County covers an area of 9338.98 square kilometers and has jurisdiction over 2 towns, 15 townships and 134administrative villages, with a total population of 45661 at the end of the year, a birth rate of 11.09 ‰ and a natural population growth rate of 6.19 ‰. twenty