| Official Name: | Penn Farms, Pennsylvania |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Pennsylvania#USA |
| Pushpin Label: | Penn Farms |
| Pushpin Label Position: | top |
| Coordinates: | 40.4161°N -78.4133°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: | Blair |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 1.49 |
| Area Land Sq Mi: | 1.49 |
| Area Water Sq Mi: | 0.00 |
| Area Total Km2: | 3.85 |
| Area Land Km2: | 3.85 |
| Area Water Km2: | 0.00 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 2307 |
| Population Density Sq Mi: | 1551.45 |
| Population Density Km2: | 598.97 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1047 |
| Postal Code Type: | ZIP Code |
| Postal Code: | 16635 (Duncansville) |
| Area Code: | 814/582 |
| Blank Name: | FIPS code |
| Blank Info: | 42-58950 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2805539 |
Penn Farms 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 south-central Blair County, in the northern part of Blair Township. It is bordered to the northeast by Hollidaysburg, the county seat, and to the north by Duncansville. Interstate 99 forms the northwestern edge of the CDP, and Pennsylvania Route 36 forms the eastern edge. It is 9miles south of Altoona.