The island of Ireland covers 84,431 square kilometers (32,599 square miles). At its widest the island is about 280 km (174 mi). At its longest (north-south) it is 486 km (302 mi). The island includes the Republic of Ireland (70,283 sq km/27,136 sq mi) and Northern Ireland (14,148 sq km/5463 sq mi). |
![]() Ireland shaded in green |
Ireland displays a magnificent coastline over 3,000 miles long that is indented by numerous peninsulas. The coast is accentuated by mountains along much of its perimeter. |
In comparison, the island of Ireland is about the size of the State of Indiana (U.S.). Indiana is 35,910 square miles in area. |
![]() Ireland overlayed on the State of Indiana, U.S. |
The population of the island of Ireland is about 5.5 million (Republic of Ireland - 3.84 million, Northern Ireland - 1.7 million). The population of Indiana is about 6 million. |