The map above shows Mississippi and Ireland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Mississippi vs Ireland Geography
Land area: Mississippi has a land area of 46,925 square miles (121,534 km²), while Ireland has 26,596 square miles (68,883 km²). Mississippi's land area is 1.8 times (76%) larger than Ireland's.
Total area: Mississippi: 48,436 square miles (125,448 km²) vs Ireland: 27,133 square miles (70,273 km²), including inland and coastal water. Mississippi's total area is 1.8 times (79%) larger than Ireland's.
Length: Mississippi is 337 miles (542 km) long from north to south; Ireland is 287 miles (462 km). Mississippi's north-south length is 1.2 times (17%) longer than Ireland's.
Width: Mississippi spans 340 miles (547 km) east to west; Ireland spans 191 miles (308 km). Mississippi's east-west width is 1.8 times (78%) wider than Ireland's.
Highest point: Mississippi's highest point is Woodall Mountain at 805 feet (245 m); Ireland's is Carrauntoohil at 3,406 feet (1,038 m). Carrauntoohil is 2,601 feet higher than Woodall Mountain.
Lowest point: Mississippi's lowest point is Gulf of Mexico at 0 feet; Ireland's is Atlantic Ocean at 0 feet. Both lowest points are at or near sea level.
Mississippi vs Ireland Population and History
Population: Mississippi has a population of 2,943,045 (2024), while Ireland has 5,525,600 (2026). Ireland's population is 1.9 times (88%) larger than Mississippi's.
Population density: Mississippi: 62.7 people per square mile vs Ireland: 207.8. Ireland's population density is 3.3 times (231%) higher than Mississippi's.
Biggest city: Mississippi's biggest city is Jackson with 141,449 people; Ireland's is Dublin with 592,713. Dublin's population is 4.2 times (319%) larger than Jackson's.
Largest metro area: Mississippi's largest metropolitan area is Memphis, TN-MS-AR metro area (1,339,345 people) vs Ireland's Greater Dublin Area (2,082,605). Greater Dublin Area's population is 1.6 times (55%) larger than Memphis, TN-MS-AR metro area's.
History: Mississippi: Admitted to the Union on December 10, 1817, as the 20th state. Ireland: Independent since December 6, 1922, as the Irish Free State; a republic since 1949. In its current form, Mississippi is the older of the two by 105 years.
Mississippi vs Ireland Economy
GDP: Mississippi's GDP is $158.2 billion (2024) vs Ireland's $721.7 billion. Ireland's economic output is 4.6 times (356%) larger than Mississippi's.
GDP per capita: Mississippi: $53,751 per person vs Ireland: $131,593. Ireland's GDP per capita is 2.4 times (145%) higher than Mississippi's.
Average income: Mississippi: $52,074 vs Ireland: $87,360 average income per person (per capita personal income). Ireland's average income is 1.7 times (68%) higher than Mississippi's.
Official Websites
Mississippi official website · Ireland official website
More Size Comparisons
All Mississippi size comparisons · All 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.