| Official Name: | Ski Gap, Pennsylvania |
| Settlement Type: | Census-designated place |
| Other Name: | Fredericksburg |
| Pushpin Map: | Pennsylvania#USA |
| Pushpin Label: | Ski Gap |
| Pushpin Label Position: | top |
| Coordinates: | 40.3164°N -78.5186°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 Km2: | 0.34 |
| Area Land Km2: | 0.34 |
| Area Water Km2: | 0.0 |
| Population As Of: | 2020 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1506 |
| Postal Code Type: | ZIP Code |
| Postal Code: | 16625 (Claysburg) |
| Area Code: | 814/582 |
| Blank Name: | FIPS code |
| Blank Info: | 42-70996 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2807055 |
Ski Gap is a census-designated place (CDP) in Blair County, Pennsylvania, United States. It was first listed as a CDP prior to the 2020 census. The CDP corresponds to the unincorporated community of Fredericksburg,[2] not to be confused with the Fredericksburg in the eastern part of Blair County.
The Ski Gap CDP is in southwestern Blair County, in the northwest part of Greenfield Township. It sits at the base of the Allegheny Front in the valley of South Poplar Run where it is joined from the north by Carson Run. Spruce Knob, an arm of Blue Knob, the second-highest mountain in Pennsylvania, rises to the south, while 2700feet Pine Knob rises to the north.
Ski Gap Road leads southeast down the valley of South Poplar Run 4miles to Claysburg.