There are 3 zip codes in Gilpin County, Colorado. The most populated is 80422, located in Black Hawk. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | City | Population |
---|---|---|
80422 | Black Hawk | 4,347 |
80427 | Central City | 686 |
80474 | Rollinsville | 189 |