| Official Name: | Westcreek, Colorado |
| Settlement Type: | Census Designated Place |
| Pushpin Map: | USA |
| Pushpin Label: | Westcreek |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location of the Westcreek CDP in the United States |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Douglas County |
| Government Type: | unincorporated community |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 3.263 |
| Area Land Km2: | 3.155 |
| Area Water Km2: | 0.108 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 120 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Timezone: | MST |
| Utc Offset: | -7 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | -6 |
| Coordinates: | 39.15°N -105.1625°W |
| Elevation Ft: | 7487 |
| Postal Code Type: | ZIP Code[3] |
| Postal Code: | Sedalia 80135 |
| Area Codes: | 303 & 720 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 2409571 |
Westcreek is an unincorporated community and a census-designated place (CDP) located in and governed by Douglas County, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area. The population of the Westcreek CDP was 120 at the United States Census 2020. The Sedalia post office (Zip Code 80135) serves the area.[3]
Westcreek is located in southwestern Douglas County. It is in the valley of West Creek, a north-flowing tributary of Horse Creek and part of the South Platte River watershed.
Colorado State Highway 67 passes through the community, leading north down the West Creek/Horse Creek valley 9miles to Deckers and southeast to Woodland Park.
The Westcreek CDP has an area of 3.263km2, including 0.108km2 of water.[1]
The United States Census Bureau initially defined the for the
The Douglas County School District serves Westcreek.