| Asco | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | West Virginia#USA |
| Pushpin Map Caption: | Location within the state of West Virginia |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | West Virginia |
| Subdivision Type2: | County |
| Subdivision Name2: | McDowell |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Population Density Km2: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1473 |
| Coordinates: | 37.5019°N -81.6258°W |
| Postal Code Type: | ZIP codes |
| Postal Code: | 24809 |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1553757 |
Asco is an unincorporated community located in McDowell County, West Virginia, United States. Asco was originally known as Atlantic. The current name derives from the American Smokeless Coal Company (ASCO).[1] It lies at the end of a line of the Norfolk and Western Railroad in Davy Branch hollow.