The map above shows Louisiana and Japan side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Louisiana vs Japan Geography
Land area: Louisiana has a land area of 43,213 square miles (111,921 km²), while Japan has 140,752 square miles (364,546 km²). Japan's land area is 3.3 times (226%) larger than Louisiana's.
Total area: Louisiana: 52,375 square miles (135,652 km²) vs Japan: 145,937 square miles (377,975 km²), including inland and coastal water. Japan's total area is 2.8 times (179%) larger than Louisiana's.
Length: Louisiana is 301 miles (484 km) long from north to south; Japan is 1,557 miles (2,505 km). Japan's north-south length is 5.2 times (417%) longer than Louisiana's.
Width: Louisiana spans 356 miles (574 km) east to west; Japan spans 1,568 miles (2,524 km). Japan's east-west width is 4.4 times (340%) wider than Louisiana's.
Highest point: Louisiana's highest point is Driskill Mountain at 533 feet (162 m); Japan's is Mount Fuji at 12,388 feet (3,776 m). Mount Fuji is 11,855 feet higher than Driskill Mountain.
Lowest point: Louisiana's lowest point is New Orleans at -8 feet; Japan's is Hachirogata at -13 feet. Japan's lowest point is 5 feet lower.
Louisiana vs Japan Population and History
Population: Louisiana has a population of 4,597,740 (2024), while Japan has 122,680,000 (2026). Japan's population is 26.7 times larger than Louisiana's.
Population density: Louisiana: 106.4 people per square mile vs Japan: 871.6. Japan's population density is 8.2 times (719%) higher than Louisiana's.
Biggest city: Louisiana's biggest city is New Orleans with 362,701 people; Japan's is Tokyo with 13,515,271. Tokyo's population is 37.3 times larger than New Orleans'.
Largest metro area: Louisiana's largest metropolitan area is New Orleans-Metairie, LA metro area (966,230 people) vs Japan's Tokyo (33,412,512). Tokyo's population is 34.6 times larger than New Orleans-Metairie, LA metro area's.
History: Louisiana: Admitted to the Union on April 30, 1812, as the 18th state. Japan: An independent state for over two millennia; the current constitution dates from 1947. In its current form, Japan is the older of the two by 1,152 years.
Louisiana vs Japan Economy
GDP: Louisiana's GDP is $329.2 billion (2024) vs Japan's $4,435.2 billion. Japan's economic output is 13.5 times larger than Louisiana's.
GDP per capita: Louisiana: $71,594 per person vs Japan: $35,951. Louisiana's GDP per capita is 2.0 times (99%) higher than Japan's.
Average income: Louisiana: $61,897 vs Japan: $38,340 average income per person (per capita personal income). Louisiana's average income is 1.6 times (61%) higher than Japan's.
Official Websites
Louisiana official website · Japan official website
More Size Comparisons
All Louisiana size comparisons · All Japan 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.