Town

Castlederg

Caisleán na Deirge

Castlederg is a town in Tyrone. Explore its recorded names and geographic context.

Recorded locationCastlederg54.71230° N · 7.59655° WInteractive map supplied by OpenStreetMap.

Approximate recorded location · Logainm.ieOpen in OpenStreetMap ↗

The name

caisleáncastle deargred, red one

These Irish name elements are associated with this record in the Logainm glossary.

An element’s translation is a clue, rather than a complete explanation of the name. Its form and meaning depend on local history and the full Irish name.

Recorded forms

Caisleán na Deirge · Irish · main form · validated name
Castlederg · English · main form

Geographic information

Place type: Town
County: Tyrone
Barony: Omagh West
Civil parish: Urney
Coordinates: 54.71230, -7.59655 (approximate)
Logainm ID: 64914 ↗

Population over time

CASTLEDERG — Settlement 2015 (N11000619)

Settlement population, 2011–2021

2,963people · 2021

Both censuses use the same 2015 settlement boundary. These exact counts cover usual residents in the settlement, rather than local government districts or historic counties. Other NISRA tables may use approximate counts.

View population figures

CASTLEDERG — Settlement 2015 (N11000619) — census population
Census year	Population
2011	2,985
2021	2,963

Source: NISRA — Census 2021 CT0046 and exact Census 2011 Settlement 2015 populations · Supporting source 1. Open Government Licence v3.0. Retrieved 2026-10-25.

Sources & further reading

Logainm.ie — Castlederg. Place names and geographic record, licensed under CC BY 4.0.

Name record retrieved 2026-10-25 · Source record modified 2010-04-19. How this page was prepared.