Parker, CO Insights: Population,
Zip Codes, Influence, and Service Areas

Parker is a home rule municipality in Douglas County, Colorado, United States. As a self-declared "town" under the home rule statutes, Parker is the second most populous town in the county; Castle Rock is the most populous (the community of Highlands Ranch, with a population of over 100,000, is an unincorporated CDP). In recent years, Parker has become a commuter town at the southeasternmost corner of the Denver metropolitan area. As of the 2020 census the town population was 58,512. Parker is now the 19th most populous municipality in the state of Colorado.

Zip Codes in Parker, CO that we also serve: 80138 80134





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