| Official Name: | Cotton Town, Pennsylvania |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Pennsylvania#USA |
| Pushpin Label: | Cotton Town |
| Pushpin Label Position: | top |
| Coordinates: | 40.28°N -78.4811°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Pennsylvania |
| Subdivision Type2: | County |
| Subdivision Name2: | Blair |
| Subdivision Type3: | Township |
| Subdivision Name3: | Greenfield |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 0.03 |
| Area Land Sq Mi: | 0.03 |
| Area Water Sq Mi: | 0.00 |
| Area Total Km2: | 0.08 |
| Area Land Km2: | 0.08 |
| Area Water Km2: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 22 |
| Population Density Sq Mi: | 733.33 |
| Population Density Km2: | 287.36 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1270 |
| Postal Code Type: | ZIP Codes |
| Postal Code: | 16625 (Claysburg) |
| Area Code: | 814/582 |
| Blank Name: | FIPS code |
| Blank Info: | 42-16432 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2805479 |
Cotton Town is an unincorporated community and census-designated place (CDP) in Blair County, Pennsylvania, United States. It was first listed as a CDP prior to the 2020 census.
The CDP is in southern Blair County, in the southeastern part of Greenfield Township. It is in the valley of Smoky Run, at the intersection of Cottontown/Lower Claar Road with Pine Hollow/Schellsburg Road. It is 2miles southwest of Claysburg via Pine Hollow Road. Altoona is to the north. Smoky Run is a southeastward-flowing tributary of Beaverdam Creek, one of the headwaters of the Frankstown Branch of the Juniata River, part of the Susquehanna River watershed.