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

Fairmount is an unincorporated community and a census-designated place (CDP) in Jefferson County, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area. The population of the Fairmount CDP was 9,324 at the United States Census 2010. ZIP code 80403 applies to addresses in Fairmount.

Zip Codes in Fairmount, CO that we also serve: 80002 80403





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