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Castlerock, United Kingdom
Northern Ireland · United Kingdom
Castlerock is a small town in Northern Ireland, United Kingdom with a population of 1,477. Elevation: 177 ft (54 m). Average temperature: 48°F (9°C).
Data updated June 2026
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About Castlerock
Castlerock is a seaside village in County Londonderry, Northern Ireland. It is five miles west of Coleraine, and part of Causeway Coast and Glens district. It is very popular with summer tourists, with numerous apartment blocks and two caravan sites. Castlerock Golf Club has both 9-hole and 18-hole links courses bounded by the beach, the River Bann and the Belfast to Derry railway line. The village had a population of 1,155 people at the 2021 census, and is where near by village Articlave F.C play their home games.
People
Economy
BHousing
B+Climate
Education
A+Community
| Population | 1,477 |
| Population Density | 1 / sq mi |
| Elevation | 177 ft (54 m) |
| Coordinates | 55.1500°, -6.7833° |
| Timezone | Europe/London |
| Country | 🇬🇧 United Kingdom |
| State / Province | Northern Ireland |
| Average Temperature | 48°F (9°C) |
| January Average | 40°F (5°C) |
| July Average | 58°F (14°C) |
| Annual Precipitation | 54.3 inches (1,380 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
| Median Household Income | $49,944 |
| Median Age | 40.6 years |
About Castlerock
Castlerock is a small town in United Kingdom (Northern Ireland) with a population of 1,477. The city sits at an elevation of 177 feet (54 meters) above sea level. The average annual temperature is 48°F (9°C). Temperatures range from 40°F in January to 58°F in July. Annual precipitation averages 54.3 inches. The timezone is Europe/London.
Population
Gender Distribution
Language Spoken at Home
Social Characteristics
Castlerock vs United Kingdom Average
Income: Castlerock vs United Kingdom
Commute Mode
Income
| Median HH Income | $49,944 |
| 34% below United Kingdom avg | |
| Per Capita Income | $49,944 |
| Avg Weekly Wage | $960 |
Employment & Poverty
| Unemployment | 4.8% |
| 32% above United Kingdom avg | |
| Establishments (County) | 134 |
Business (County)
Tax & Cost of Living
Commute & Transportation
| Drive Alone | 60.0% |
| Public Transit | 18.0% |
| Work from Home | 24.0% |
Walkability
Home Value Sources
Ownership Split
Home Values
| Census Median | $249,800 |
| 11% below United Kingdom avg |
Real Estate Market (Redfin)
Rental Costs
| Census Median Rent | $1,249 |
| 7% above United Kingdom avg |
Ownership & Property
| Homeownership | 63.0% |
| Owner-Occupied | 63.0% |
| Renter-Occupied | 37.0% |
| Housing Units | 591 |
Property Tax
Temperature
| Annual Average | 48.2°F |
| 11% below United Kingdom avg | |
| January Average | 40°F (5°C) |
| July Average | 58°F (14°C) |
| Sunny Days | 237 days/yr |
Geography
| Elevation | 177 ft (54 m) |
| Area | 1,043.6 sq mi (2,702.8 km²) |
| Population Density | 1/sq mi |
| Coordinates | 55.1500°N, 6.7833°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 720 | HEBRIDES (SCOTLAND) | Questionable Earthquake | - | - | 133 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (5°C) | 5.9 in | Coldest, Wettest |
| February | 40°F (5°C) | 4.6 in | |
| March | 43°F (6°C) | 4.6 in | |
| April | 45°F (7°C) | 3.3 in | |
| May | 50°F (10°C) | 3.0 in | Driest |
| June | 54°F (12°C) | 3.2 in | |
| July | 58°F (14°C) | 3.5 in | Warmest |
| August | 58°F (14°C) | 4.3 in | |
| September | 54°F (12°C) | 4.7 in | |
| October | 50°F (10°C) | 5.7 in | |
| November | 44°F (7°C) | 5.8 in | |
| December | 42°F (5°C) | 5.8 in |
Castlerock has a seasonal temperature swing of 17°F / from 40°F in January to 58°F in July. Total annual precipitation is 54.3 inches, with January being the wettest month (5.9") and May the driest (3.0").
Education
| Bachelor's Degree+ | 50.0% |
| 48% above United Kingdom avg | |
| High School+ | 84.0% |
Area & Infrastructure
| Population Density | 1/sq mi |
| Total Area | 1,043.6 sq mi |
Services
Commute & Transportation
| Drive Alone | 60.0% |
| Public Transit | 18.0% |
| Work from Home | 24.0% |
Schools in Castlerock
2 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| St Aidan's Primary School | - | - | - | - |
| Hezlett Primary School | - | - | - | - |
Radio Stations near Castlerock
0 stations within ~55 km.
| Station | Genre | Quality |
|---|
Museums in Castlerock
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Coastal Zone | ||||
| Coleraine Museum | ||||
| Garvagh Museum | ||||
| Green Lane Museum | ||||
| Inishowen Maritime Museum and Planetarium | ||||
| Limavady Museum |
Libraries in Castlerock
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Coleraine Library | 0.0 | |||||
| Dungiven Library | 0.0 | |||||
| Garvagh Library | 0.0 | |||||
| Kilrea Library | 0.0 | |||||
| Limavady Library | 0.0 | |||||
| Portrush Library | 0.0 | |||||
| Portstewart Library | 0.0 |
Farmers Markets in Castlerock
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Indoor Market |
Restaurants in Castlerock
2 restaurants within city radius - OpenStreetMap data
Cafes in Castlerock
5 cafes within city radius - OpenStreetMap data
Monuments in Castlerock
3 monuments within city radius - OpenStreetMap data
Castles in Castlerock
1 castles within city radius - OpenStreetMap data
Train Stations in Castlerock
1 train stations within city radius - OpenStreetMap data
Gas Stations in Castlerock
2 gas stations within city radius - OpenStreetMap data
Golf Courses in Castlerock
1 golf courses within city radius - OpenStreetMap data
Breweries in Castlerock
| Name | Type | Address | Phone | Website |
|---|---|---|---|---|
| Lacada Brewing Co-Op |
Airports Near Castlerock
19 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Belfast International Airport | BFS | Large Airport |
| City of Derry Airport | LDY | Medium Airport |
| Islay Airport | ILY | Medium Airport |
| Altamuskin | - | Small Airport |
| Bellarena Airfield | - | Small Airport |
| Blackhill Airstrip | - | Small Airport |
| Carrickmore Airstrip | - | Small Airport |
| Castlerock Airstrip | - | Small Airport |
| Causeway Airfield | - | Small Airport |
| Coalisland Airstrip | - | Small Airport |
| Donnydeade Airstrip | - | Small Airport |
| Dungannon Airstrip | - | Small Airport |
| Dunnamanagh Airstrip | - | Small Airport |
| Dunnyvadden Airstrip | - | Small Airport |
| Plains Airstrip | - | Small Airport |
| Slemish Airfield | - | Small Airport |
| Tarsan Lane Microlights | - | Small Airport |
| The Moy Airstrip | - | Small Airport |
| Wild Geese Skydive Centre | - | Small Airport |
Post Offices in Castlerock
2 post offices.
| Post Office | Address |
|---|---|
| Articlave Post Office | |
| Castlerock Post Office |
Churches & Religious Organizations in Castlerock
6 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Castlerock Presbyterian Church | |
| Christ Church | |
| Second Dunboe Presbyterian Church | |
| St Mary's | |
| St Paul's Church | |
| Tamlaghtard Parish Church |
Quick Facts
🇬🇧 About United Kingdom
Public Holidays in United Kingdom
14 public holidays this year
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Get ReportFrequently Asked Questions About Castlerock
What is the population of Castlerock?
Castlerock has a population of 1,477 residents and is located in United Kingdom. The population density is 1 people per square mile, spread across 1,043.6 square miles. The median age of residents is 40.6 years. The population is 50.5% female and 49.5% male.
Is Castlerock expensive to live in?
The median household income is $49,944, 34% below the national average of $75,149. The median home value is $249,800 (11% below the U.S. median). Renters pay a median of $1,249 per month. The home price-to-income ratio is 5x, indicating housing is reasonably affordable relative to local income levels.
What is the weather like in Castlerock?
Castlerock has a four-season climate with an average annual temperature of 48°F (9°C). Winter temperatures average 40°F in January, while summers reach an average of 58°F in July. The area receives 237 sunny days per year. Annual rainfall totals 54.3 inches.
How is the job market in Castlerock?
Castlerock has a healthy job market with an unemployment rate of 4.8%, near the national average of 3.6%. The average weekly wage is $960. There are 134 business establishments in the area.
How much does housing cost in Castlerock?
The median home value in Castlerock is $249,800. For renters, the median monthly rent is $1,249. The homeownership rate is 63.0%.
How are the schools in Castlerock?
50.0% of adults in Castlerock hold a bachelor's degree or higher, above the national average of 33.7%. 84.0% have completed high school.
What are the demographics of Castlerock?
90% of residents speak only English at home. 21.4% of residents have a disability.