The map above shows Louisiana and Missouri side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Louisiana vs Missouri Geography
Land area: Louisiana has a land area of 43,213 square miles (111,921 km²), while Missouri has 68,746 square miles (178,052 km²). Missouri's land area is 1.6 times (59%) larger than Louisiana's.
Total area: Louisiana: 52,375 square miles (135,652 km²) vs Missouri: 69,707 square miles (180,540 km²), including inland and coastal water. Missouri's total area is 1.3 times (33%) larger than Louisiana's.
Length: Louisiana is 301 miles (484 km) long from north to south; Missouri is 328 miles (529 km). Missouri's north-south length is 1.1 times (9%) longer than Louisiana's.
Width: Louisiana spans 356 miles (574 km) east to west; Missouri spans 437 miles (703 km). Missouri's east-west width is 1.2 times (23%) wider than Louisiana's.
Highest point: Louisiana's highest point is Driskill Mountain at 533 feet (162 m); Missouri's is Taum Sauk Mountain at 1,771 feet (540 m). Taum Sauk Mountain is 1,238 feet higher than Driskill Mountain.
Lowest point: Louisiana's lowest point is New Orleans at -8 feet; Missouri's is St. Francis River at 230 feet. Louisiana's lowest point is 238 feet lower.
Louisiana vs Missouri Population and History
Population: Louisiana has a population of 4,597,740 (2024), while Missouri has 6,245,466 (2024). Missouri's population is 1.4 times (36%) larger than Louisiana's.
Population density: Louisiana: 106.4 people per square mile vs Missouri: 90.8. Louisiana's population density is 1.2 times (17%) higher than Missouri's.
Biggest city: Louisiana's biggest city is New Orleans with 362,701 people; Missouri's is Kansas City with 516,032. Kansas City's population is 1.4 times (42%) larger than New Orleans'.
Largest metro area: Louisiana's largest metropolitan area is New Orleans-Metairie, LA metro area (966,230 people) vs Missouri's St. Louis, MO-IL metro area (2,811,927). St. Louis, MO-IL metro area's population is 2.9 times (191%) larger than New Orleans-Metairie, LA metro area's.
History: Louisiana: Admitted to the Union on April 30, 1812, as the 18th state. Missouri: Admitted to the Union on August 10, 1821, as the 24th state. In its current form, Louisiana is the older of the two by 9 years.
Louisiana vs Missouri Economy
GDP: Louisiana's GDP is $329.2 billion (2024) vs Missouri's $448.7 billion. Missouri's economic output is 1.4 times (36%) larger than Louisiana's.
GDP per capita: Louisiana: $71,594 per person vs Missouri: $71,846. Louisiana and Missouri have about the same GDP per capita.
Average income: Louisiana: $61,897 vs Missouri: $64,920 average income per person (per capita personal income). Missouri's average income is 1.0 times (5%) higher than Louisiana's.
Louisiana vs Missouri Counties
Number of counties: Louisiana has 64 counties, while Missouri has 115. Missouri's county count is 1.8 times (80%) higher than Louisiana's.
Biggest county by area: Louisiana's largest county is Vernon Parish at 1,327 square miles; Missouri's is Texas County at 1,177 square miles. Vernon Parish's land area is 1.1 times (13%) larger than Texas County's.
Smallest county by area: Louisiana: Orleans Parish (170 sq mi) vs Missouri: St. Louis city (62 sq mi). Orleans Parish's land area is 2.7 times (175%) larger than St. Louis city's.
Most populous county: Louisiana: East Baton Rouge Parish (453,022 people) vs Missouri: St. Louis County (992,929 people). St. Louis County's population is 2.2 times (119%) larger than East Baton Rouge Parish's.
Least populous county: Louisiana: Tensas Parish (3,844 people) vs Missouri: Worth County (1,872 people). Tensas Parish's population is 2.1 times (105%) larger than Worth County's.
Richest county: Louisiana: St. Tammany Parish ($82,398 per capita income) vs Missouri: St. Louis County ($104,775). St. Louis County's income is 1.3 times (27%) richer than St. Tammany Parish's.
Poorest county: Louisiana: East Carroll Parish ($36,751 per capita income) vs Missouri: Douglas County ($40,515). Douglas County's income is 1.1 times (10%) richer than East Carroll Parish's.
Louisiana vs Missouri Taxes
State income tax: Louisiana has a top income tax rate of 3%, while Missouri has a top income tax rate of 4.7%. Missouri's top rate is 1.7 percentage points higher.
Property tax: Louisiana: 0.53% effective rate vs Missouri: 0.79% of home value per year. Missouri's rate is 0.26 percentage points higher.
Sales tax: Louisiana: 10.13% combined state and average local rate vs Missouri: 8.44%. Louisiana's combined rate is 1.69 percentage points higher.
Official Websites
Louisiana official website · Missouri official website
More Size Comparisons
All Louisiana size comparisons · All Missouri 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.