Castlederg

Castlederg Irish: Caisleán na Deirge
The Diamond, Castlederg
Castlederg Location within Northern Ireland
Population	2,980 (2021 Census)[1]
Irish grid reference	H262845
• Belfast	85 miles
District	Derry City and Strabane
County	County Tyrone
Country	Northern Ireland
Sovereign state	United Kingdom
Post town	CASTLEDERG
Postcode district	BT81
Dialling code	028
Police	Northern Ireland
Fire	Northern Ireland
Ambulance	Northern Ireland
UK Parliament	West Tyrone
NI Assembly	West Tyrone
List of places UK Northern Ireland Tyrone 54°42′30″N 7°35′36″W / 54.7083°N 7.5934°W / 54.7083; -7.5934

Castlederg (earlier Caslanadergy, from Irish Caisleán na Deirge, meaning 'castle on the Derg')^[2] is a town in County Tyrone, Northern Ireland. It lies on the River Derg and is near the border with County Donegal, Ireland. It stands in the townlands of Castlesessagh and Churchtown,^[3] in the historic barony of Omagh West and the civil parish of Urney.^[4] The village has a ruined castle and two ancient tombs known as the Druid's Altar and Todd's Den. It had a population of 2,980 people at the 2021 census.^[5]

The village hosts some of the district's key events each year, including the Derg Vintage Rally, Dergfest music festival, Red River Festival and the traditional Apple Fair.

Castlederg was a traveller's stop along the ancient pilgrimage route to Station Island on Lough Derg. The town boasts ancient ruins and monastic settlements.