ZIP codes in Clear Creek County
6 ZIPs touch Clear Creek County, Colorado. The blue dashed line is the county border; orange ZIPs reach into it.
6
ZIP codes
2
cross the county line
30,275
people in these ZIPs
64
counties in CO
Most people
Clear Creek County ZIP list
More counties in Colorado
- Baca County8
- Bent County7
- Boulder County30
- Broomfield County7
- Chaffee County7
- Cheyenne County5
- Conejos County8
- Costilla County7
- Crowley County7
- Custer County4
- Delta County10
- Denver County63
Questions people actually ask
How many ZIP codes are in Clear Creek County, Colorado?
6 ZIP codes reach into Clear Creek County. 2 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Clear Creek County has the most people?
80439 (Evergreen) has about 24,610 residents, the most of any ZIP touching Clear Creek County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Clear Creek County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Clear Creek County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
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Updated 2026-11-10 · Where the data comes from