Westminster, Colorado, is in Adams and Jefferson counties, and has about 116,300 residents. Located nine miles from Denver, the city was first settled when gold was discovered in the South Platte River Valley in 1858 and brought national attention to the area. About 100,900 people live in 38,343 households with 26,034 families residing in the city.
Colorado is in the Mountain West subregion of the U.S. It spans 104,094 square miles, of which 376 square miles are water, and shares borders with Wyoming, Nebraska, Kansas, Oklahoma, New Mexico, and Utah, and touches Arizona at the Four Corners. It is the 21st most populous, with about 5,773,700 residents. Denver is the capital and most populous city.