County Londonderry

County Londonderry
Contae Dhoire  (Irish)
Coontie Lunnonderrie (Ulster-Scots)
Nickname: 
The Oak Leaf County
Motto(s): 
Auxilium A Domino  (Latin)
"Help comes from the Lord"
CountryUnited Kingdom
Constituent countryNorthern Ireland
ProvinceUlster
EstablishedDate
County Coleraine1585
County Londonderry1613
Area
 • Total818 sq mi (2,118 km2)
 • Rank15th
Highest elevation
(Sawel Mountain)
2,224 ft (678 m)
Population
 (2021)
252,231
 • Rank6th[2]
Time zoneUTC±0 (GMT)
 • Summer (DST)UTC+1 (BST)
Postcode area
Contae Dhoire[3] is the Irish name; Coontie Lunnonderrie is its name in Ulster Scots.[4]

County Londonderry (Irish: Contae Dhoire; Ulster-Scots: Coontie Lunnonderrie), also known as County Derry, is one of the six counties of Northern Ireland. The county covers an area of 2,118 km² (818 sq mi) and today has a population of about 252,231.

References

  1. Northern Ireland General Register Office (1975). "Table 1: Area, Buildings for Habitation and Population, 1971". Census of Population 1971; Summary Tables (PDF). Belfast: HMSO. p. 1. Archived (PDF) from the original on 23 July 2019. Retrieved 28 August 2019.
  2. "County". NISRA. Retrieved 18 August 2023.
  3. "Northern Ireland" (PDF). Ministry of Defence (United Kingdom). Archived from the original on 7 January 2019. Retrieved 28 October 2010.
  4. Banagher and Boveagh Churches Archived 30 August 2011 at the Wayback Machine Department of the Environment.