Administrative divisions
4 · First-level (ADM1)Boundaries shown do not imply endorsement.
ConnachtLeinsterMunsterUlster
Source: geoBoundaries CGAZ (ADM1)
| Indicator | Value |
|---|---|
| Total area | 70,280 km²World Bank WDI [2023] |
| Exclusive economic zone (EEZ) | 428,000 km²Marine Regions [2024] |
| Administrative divisions (ADM1) | 4 divisionsgeoBoundaries [2026] |
| Location | Western Europe, occupying five-sixths of the island of Ireland in the North Atlantic Ocean, west of Great BritainCIA World Factbook [2025] · 2026 archive |
| Coastline | 1,448 kmCIA World Factbook [2025] · 2026 archive |
| Land boundaries | 490 kmCIA World Factbook [2025] · 2026 archive |
| Bordering countries | UK 499 kmCIA World Factbook [2025] · 2026 archive |
| Terrain | mostly flat to rolling interior plain surrounded by rugged hills and low mountains; sea cliffs on west coastCIA World Factbook [2025] · 2026 archive |
| Climate | temperate maritime; modified by North Atlantic Current; mild winters, cool summers; consistently humid; overcast about half the timeCIA World Factbook [2025] · 2026 archive |
| Natural resources | natural gas, peat, copper, lead, zinc, silver, barite, gypsum, limestone, dolomiteCIA World Factbook [2025] · 2026 archive |
| Highest point | Carrauntoohil 1,041 mCIA World Factbook [2025] · 2026 archive |
| Lowest point | Atlantic Ocean 0 mCIA World Factbook [2025] · 2026 archive |
| Mean elevation | 118 mCIA World Factbook [2025] · 2026 archive |
| Area (comparative) | slightly larger than West VirginiaCIA World Factbook [2025] · 2026 archive |
| Natural hazards | rare extreme weather eventsCIA World Factbook [2025] · 2026 archive |
| Maritime claims | territorial sea: 12 nm; exclusive fishing zone: 200 nmCIA World Factbook [2025] · 2026 archive |
