| Fort Loudon, Pennsylvania | |
| Settlement Type: | Census-designated place |
| Pushpin Map: | USA Pennsylvania#USA |
| Pushpin Label: | Fort Loudon |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Pennsylvania |
| Subdivision Type2: | County |
| Subdivision Name2: | Franklin |
| Subdivision Type3: | Township |
| Subdivision Name3: | Peters |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 4.26 |
| Area Land Sq Mi: | 4.26 |
| Area Water Sq Mi: | 0.00 |
| Area Total Km2: | 11.03 |
| Area Land Km2: | 11.03 |
| Area Water Km2: | 0.00 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 895 |
| Population Density Km2: | 81.13 |
| Population Density Sq Mi: | 210.14 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 640 |
| Coordinates: | 39.9219°N -77.9072°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 17224 |
| Blank Name: | FIPS code |
| Blank Info: | 42-26824 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2633769 |
Fort Loudon is an unincorporated community and census-designated place (CDP) in Peters Township, Franklin County, Pennsylvania, United States. As of the 2020 census, the population was 895.[3]
The community is named after the colonial Fort Loudoun, built in 1756 during the French and Indian War.[4] A replica of the fort, built in 1993, stands at the corner of US 30 and Brooklyn Road North, at the southeastern corner of the CDP.
A post office called Loudon was established in 1814, and the name was changed to Fort Loudon in 1883.[5]
Fort Loudon is located in western Franklin County in the valley of the West Branch Conococheague Creek, with Cove Mountain to the west, Blue Mountain to the north, and Parnell Knob to the east. U.S. Route 30, the Lincoln Highway, passes through the community, leading west 8miles to McConnellsburg and east to Chambersburg, the Franklin County seat. Pennsylvania Route 75 crosses US 30 southwest of the town center, leading north up the Path Valley to Fannettsburg and south 6miles to Mercersburg.
According to the U.S. Census Bureau, the Fort Loudon CDP has an area of 11sqkm, all land.[6]