Founded on 2001/11/15, City and County of Broomfield is one of 64 counties in the state of Colorado. Historically, City and County of Broomfield was split from Boulder, Adams, Jefferson, and Weld counties and reorganized as a consolidated city and county. The city of Broomfield is the county seat. With FIPS code of 14, City and County of Broomfield has a population of 75,325 and area of 33.57 square miles (87 km2).
List of all cities in The City and County of Broomfield County, CO alphabetically
| City/Town | Postal Code | Area Code |
| Broomfield, CO | 80020 | 303/720 |
| 80023 | 303/720 | |
| 80038 | 303/720 | |
| Denver, CO | 80023 | 303/720 |
| Thornton, CO | 80023 | 303/720 |
| Westminster, CO | 80020 | 303/720 |
| 80023 | 303/720 |
Map of Cities in Broomfield County, CO
