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Castlebar, Ireland
Connacht · Ireland
Castlebar is a small city in Connacht, Ireland with a population of 12,874. Elevation: 157 ft (48 m). Average temperature: 49°F (9°C).
Data updated June 2026
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About Castlebar
Castlebar is the county town of County Mayo, Ireland. Developing around a 13th-century castle of the de Barry family, from which the town got its name, Castlebar is now a social and economic focal point for the surrounding hinterland. With a population of 13,054 in the 2022 census, Castlebar was one of Ireland's fastest-growing towns in the early 21st century.
People
Climate
| Population | 12,874 |
| Population Density | 28 / sq mi |
| Elevation | 157 ft (48 m) |
| Coordinates | 53.8500°, -9.3000° |
| Timezone | Europe/Dublin |
| Country | 🇮🇪 Ireland |
| State / Province | Connacht |
| Average Temperature | 49°F (9°C) |
| January Average | 41°F (5°C) |
| July Average | 58°F (15°C) |
| Annual Precipitation | 46.6 inches (1,183 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Castlebar
Castlebar is a small city in Ireland (Connacht) with a population of 12,874. The city sits at an elevation of 157 feet (48 meters) above sea level. The average annual temperature is 49°F (9°C). Temperatures range from 41°F in January to 58°F in July. Annual precipitation averages 46.6 inches. The timezone is Europe/Dublin.
Climate in Castlebar
Castlebar has an average annual temperature of 8.8°C (48°F). The hottest month is Jul (13.9°C), the coldest is Jan (4.3°C). Average annual precipitation is 1355 mm.
Temperature
| Annual Average | 48.8°F |
| 10% below Ireland avg | |
| January Average | 41°F (5°C) |
| July Average | 58°F (15°C) |
| Sunny Days | 251 days/yr |
Geography
| Elevation | 157 ft (48 m) |
| Area | 459.2 sq mi (1,189.3 km²) |
| Population Density | 28/sq mi |
| Coordinates | 53.8500°N, 9.3000°W |
| Timezone | Europe/Dublin |
Precipitation & Snow
Air Quality
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 5.0 in | Coldest |
| February | 41°F (5°C) | 3.4 in | |
| March | 43°F (6°C) | 3.9 in | |
| April | 46°F (8°C) | 2.6 in | Driest |
| May | 51°F (11°C) | 3.0 in | |
| June | 55°F (13°C) | 2.7 in | |
| July | 58°F (15°C) | 2.7 in | Warmest |
| August | 58°F (14°C) | 3.6 in | |
| September | 55°F (13°C) | 4.1 in | |
| October | 50°F (10°C) | 5.0 in | |
| November | 45°F (7°C) | 5.3 in | Wettest |
| December | 43°F (6°C) | 5.2 in |
Castlebar has a seasonal temperature swing of 17°F / from 41°F in January to 58°F in July. Total annual precipitation is 46.6 inches, with November being the wettest month (5.3") and April the driest (2.6").
Colleges & Universities in Castlebar
| Institution | Type | Founded | Website |
|---|---|---|---|
| ATU Mayo Campus | University | - | Visit → |
| Castlebar College of Further Education | College | - | , |
| Castlebar Training Centre | College | - | , |
| Hibernia College | College | - | Visit → |
| Mayo College of Further Education & Training (Westport Campus) | College | - | Visit → |
| Mayo Medical Academy | University | - | Visit → |
Schools in Castlebar
15 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Davitt College | - | - | - | - |
| St Angela's National School | - | - | - | - |
| Scoil Raifteirí National School | - | - | - | - |
| Ballyheane National School | - | - | - | - |
| St. Patrick's National School | - | - | - | - |
| St Geralds College | - | - | - | - |
| St. Peters National School | - | - | - | - |
| St. Brid's School | - | - | - | - |
| Parke National School | - | - | - | - |
| Breaffy School | - | - | - | - |
| St Anthony's National School | - | - | - | - |
| St Joseph's Secondary School | - | - | - | - |
| Ballintubber National School | - | - | - | - |
| Cornanool National School | - | - | - | - |
| Crimlin National School | - | - | - | - |
Radio Stations near Castlebar
2 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| CFC FM | - | AAC+ 384 kbps | |
| MPB Radio 2 Easy | jazz music | AAC+ 384 kbps |
Museums in Castlebar
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Michael Davitt Museum | ||||
| National Museum of Ireland, Country Life |
Libraries in Castlebar
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Castlebar Library | 0.0 | |||||
| Crossmolina Library | 0.0 | |||||
| Moore Library | 0.0 | |||||
| Westport Library | 0.0 |
Farmers Markets in Castlebar
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Balla Mart |
Hotels in Castlebar
4 hotels within city radius - OpenStreetMap data
Restaurants in Castlebar
13 restaurants within city radius - OpenStreetMap data
Cafes in Castlebar
23 cafes within city radius - OpenStreetMap data
Cinemas in Castlebar
1 cinemas within city radius - OpenStreetMap data
Theatres in Castlebar
1 theatres within city radius - OpenStreetMap data
Castles in Castlebar
1 castles within city radius - OpenStreetMap data
Theme Parks in Castlebar
1 theme parks within city radius - OpenStreetMap data
Clinics in Castlebar
4 clinics within city radius - OpenStreetMap data
Dentists in Castlebar
3 dentists within city radius - OpenStreetMap data
Veterinaries in Castlebar
4 veterinaries within city radius - OpenStreetMap data
Train Stations in Castlebar
1 train stations within city radius - OpenStreetMap data
Gas Stations in Castlebar
11 gas stations within city radius - OpenStreetMap data
Banks in Castlebar
6 banks within city radius - OpenStreetMap data
Gyms in Castlebar
6 gyms within city radius - OpenStreetMap data
Golf Courses in Castlebar
1 golf courses within city radius - OpenStreetMap data
Stadiums & Teams in Castlebar
| Team | League | Division |
|---|---|---|
Airports Near Castlebar
13 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Ireland West Airport Knock | NOC | Large Airport |
| Sligo Airport | SXL | Medium Airport |
| Ballina Airfield | - | Small Airport |
| Ballyvarry Airstrip | - | Small Airport |
| Belmullet Aerodrome | BLY | Small Airport |
| Bunnyconnellan Airstrip | - | Small Airport |
| Connemara Regional Airport | NNR | Small Airport |
| Craughwell Airfield | - | Small Airport |
| Cregboy Airstrip | - | Small Airport |
| Crossmolina Airstrip | - | Small Airport |
| Inishmore Aerodrome | IOR | Small Airport |
| Lough Conn Airstrip | - | Small Airport |
| Whites Airstrip | - | Small Airport |
Post Offices in Castlebar
2 post offices.
| Post Office | Address |
|---|---|
| Breaffy Post Office | |
| Castlebar Post Office |
Churches & Religious Organizations in Castlebar
10 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Castlebar Christian Fellowship | |
| Christ Church | |
| Church of the Holy Rosary | |
| Holy Family Church, Park | |
| Mayo Islamic Masjid | |
| Saint Patrick's Church | |
| St. Aloysius Church | |
| St. Michael's Church, Crimlin | |
| St. Patrick's Church Ballyheane | |
| Turlough Church of Ireland |
Quick Facts
🇮🇪 About Ireland
Public Holidays in Ireland
11 public holidays this year
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Get ReportFrequently Asked Questions About Castlebar
What is the population of Castlebar?
Castlebar has a population of 12,874 residents and is located in Ireland. The population density is 28 people per square mile, spread across 459.2 square miles.
What is the weather like in Castlebar?
Castlebar has a four-season climate with an average annual temperature of 49°F (9°C). Winter temperatures average 41°F in January, while summers reach an average of 58°F in July. The area receives 251 sunny days per year, well above the national average of 205. Annual rainfall totals 46.6 inches.