Coal Creek, commonly known as Coal Creek Canyon, is a census-designated place (CDP) located in and governed by Jefferson, Boulder, and Gilpin counties in Colorado, United States, but primarily Jefferson County.

The population of the Coal Creek CDP was 2,494 at the United States Census 2020.

[3] The Golden post office (Zip code 80403) serves the area.

[2] According to the Köppen Climate Classification system, Coal Creek has a warm-summer humid continental climate, abbreviated "BSk" on climate maps, but closely borders on an oceanic climate (Cfb).

The United States Census Bureau initially defined the Coal Creek CDP for the United States Census 2000.