The map above shows Tennessee and Northern Ireland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Tennessee vs Northern Ireland Geography
Land area: Tennessee has a land area of 41,224 square miles (106,770 km²), while Northern Ireland has 5,236 square miles (13,562 km²). Tennessee's land area is 7.9 times (687%) larger than Northern Ireland's.
Total area: Tennessee: 42,130 square miles (109,116 km²) vs Northern Ireland: 5,456 square miles (14,130 km²), including inland and coastal water. Tennessee's total area is 7.7 times (672%) larger than Northern Ireland's.
Length: Tennessee is 191 miles (308 km) long from north to south; Northern Ireland is 83 miles (134 km). Tennessee's north-south length is 2.3 times (130%) longer than Northern Ireland's.
Width: Tennessee spans 497 miles (800 km) east to west; Northern Ireland spans 107 miles (173 km). Tennessee's east-west width is 4.6 times (364%) wider than Northern Ireland's.
Highest point: Tennessee's highest point is Clingmans Dome at 6,624 feet (2,019 m); Northern Ireland's is Slieve Donard at 2,789 feet (850 m). Clingmans Dome is 3,835 feet higher than Slieve Donard.
Lowest point: Tennessee's lowest point is Mississippi River at 178 feet; Northern Ireland's is Irish Sea at 0 feet. Northern Ireland's lowest point is 178 feet lower.
Tennessee vs Northern Ireland Population and History
Population: Tennessee has a population of 7,227,750 (2024), while Northern Ireland has 1,905,000 (2022). Tennessee's population is 3.8 times (279%) larger than Northern Ireland's.
Population density: Tennessee: 175.3 people per square mile vs Northern Ireland: 363.8. Northern Ireland's population density is 2.1 times (108%) higher than Tennessee's.
Biggest city: Tennessee's biggest city is Nashville with 704,963 people; Northern Ireland's is Belfast with 348,005. Nashville's population is 2.0 times (103%) larger than Belfast's.
History: Tennessee: Admitted to the Union on June 1, 1796, as the 16th state. Northern Ireland: A country within the United Kingdom; created by the partition of Ireland on May 3, 1921. In its current form, Tennessee is the older of the two by 125 years.
Tennessee vs Northern Ireland Economy
GDP: Tennessee's GDP is $561.2 billion (2024) vs Northern Ireland's $58.8 billion. Tennessee's economic output is 9.5 times (854%) larger than Northern Ireland's.
GDP per capita: Tennessee: $77,645 per person vs Northern Ireland: $30,686. Tennessee's GDP per capita is 2.5 times (153%) higher than Northern Ireland's.
Official Websites
Tennessee official website · Northern Ireland official website
More Size Comparisons
All Tennessee size comparisons · All Northern Ireland size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.