Letterkenny sits in northwest Ireland in County Donegal, along the River Swilly near the shores of Lough Swilly. It lies north of Ballybofey and south of Derry, with rolling hills and coastal inlets shaping the surrounding landscape.
Location Map of Letterkenny, Ireland
About Map: The map showing location of Letterkenny in Ireland.
Where is Letterkenny Located?
Letterkenny sits in northwest Ireland in County Donegal, along the River Swilly near the shores of Lough Swilly. It lies north of Ballybofey and south of Derry, with rolling hills and coastal inlets shaping the surrounding landscape.
The town covers about 10.2 sq km (3.94 sq mi) and serves as the largest urban center in County Donegal. Population: 22,549 (Census 2022).
Letterkenny combines a busy town center with access to scenic countryside and coastal routes. Key attractions include Glenveagh National Park nearby, Lough Swilly, Letterkenny Cathedral, An Grianán of Aileach, and local parks and walking trails.
Letterkenny Facts
| Country | Ireland |
| Province/State | Ulster |
| County | Donegal |
| Settlement Type | Town |
| Region | Northwest |
| Population | 22,549 (2022) |
| Area | 10.2 sq km |
| Time Zone | GMT |
| Postal Code | F92 |
| Dialing Code | +353 74 |
| Major Roads | N13, N14 |
| Nearest Airport | Donegal Airport |
| Nearest Major Cities | Derry, Sligo |
| Famous For | Regional hub |
| Main Attractions | Park, cathedral |
| Transport | Road, buses |
| Official Language | English, Irish |
| Currency | Euro |
Distance from Letterkenny to Major Cities in Ireland
- Letterkenny to Derry - 20 mi (32 km)
- Letterkenny to Ballybofey - 10 mi (16 km)
- Letterkenny to Donegal Town - 30 mi (48 km)
- Letterkenny to Sligo - 75 mi (121 km)
- Letterkenny to Galway - 140 mi (225 km)
- Letterkenny to Athlone - 130 mi (209 km)
- Letterkenny to Mullingar - 145 mi (233 km)
- Letterkenny to Tullamore - 150 mi (241 km)
- Letterkenny to Dublin - 155 mi (249 km)
- Letterkenny to Drogheda - 140 mi (225 km)
- Letterkenny to Dundalk - 125 mi (201 km)
- Letterkenny to Naas - 165 mi (266 km)
- Letterkenny to Carlow - 185 mi (298 km)
- Letterkenny to Kilkenny - 195 mi (314 km)
- Letterkenny to Waterford - 210 mi (338 km)
- Letterkenny to Limerick - 180 mi (290 km)
- Letterkenny to Cork - 225 mi (362 km)
- Letterkenny to Tralee - 235 mi (378 km)
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