| Official Name: | Carson Valley, Pennsylvania |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Pennsylvania#USA |
| Pushpin Label: | Carson Valley |
| Pushpin Label Position: | top |
| Coordinates: | 40.4492°N -78.4486°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: | Allegheny |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 0.10 |
| Area Land Sq Mi: | 0.10 |
| Area Water Sq Mi: | 0.00 |
| Area Total Km2: | 0.27 |
| Area Land Km2: | 0.27 |
| Area Water Km2: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 134 |
| Population Density Sq Mi: | 1276.19 |
| Population Density Km2: | 490.79 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1112 |
| Postal Code Type: | ZIP Code |
| Postal Code: | 16635 (Duncansville) |
| Area Code: | 814/582 |
| Blank Name: | FIPS code |
| Blank Info: | 42-11492 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2807041 |
Carson Valley 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 western Blair County, in the eastern part of Allegheny Township. It is named for the valley in which it sits, drained to the east by Spencer Run coming down from the Allegheny Front. Carson Valley Road leads east to Pennsylvania Route 764 at Cross Keys and west up the valley 2miles to the foot of the Allegheny Front escarpment. U.S. Route 22, a four-lane freeway, runs south and west of Carson Valley, with the closest access to the east from PA 764. Altoona is 6miles north of the CDP, and Hollidaysburg is 4miles to the southeast. Cresson is to the west via Route 22.