Country size comparison
Illinois is about 2 times bigger than Ireland.
Ireland is approximately 70,273 sq km, while Illinois is approximately 143,961 sq km, making Illinois 105% larger than Ireland. Meanwhile, the population of Ireland is ~5.3 million people (7.6 million more people live in Illinois).
This to-scale comparison of Ireland vs. Illinois uses the Mercator projection, which distorts the size of regions near the poles. Learn more. Note: Try dragging the outline to reposition.