The map above shows Louisiana and Oklahoma side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Louisiana vs Oklahoma Geography
Land area
- Louisiana has a land area of 43,213 square miles (111,921 km²), while Oklahoma has 68,597 square miles (177,665 km²).
- Oklahoma's land area is 1.6 times (59%) larger than Louisiana's.
Total area
- Louisiana: 52,375 square miles (135,652 km²) vs Oklahoma: 69,899 square miles (181,038 km²), including inland and coastal water.
- Oklahoma's total area is 1.3 times (33%) larger than Louisiana's.
Length
- Louisiana is 301 miles (484 km) long from north to south; Oklahoma is 533 miles (857 km).
- Oklahoma's north-south length is 1.8 times (77%) longer than Louisiana's.
Width
- Louisiana spans 356 miles (574 km) east to west; Oklahoma spans 490 miles (789 km).
- Oklahoma's east-west width is 1.4 times (38%) wider than Louisiana's.
Highest point
- Louisiana's highest point is Driskill Mountain at 533 feet (162 m); Oklahoma's is Black Mesa at 4,980 feet (1,518 m).
- Black Mesa is 4,447 feet higher than Driskill Mountain.
Lowest point
- Louisiana's lowest point is New Orleans at -8 feet; Oklahoma's is Little River at 289 feet.
- Louisiana's lowest point is 297 feet lower.
Louisiana vs Oklahoma Population and History
Population
- Louisiana has a population of 4,597,740 (2024), while Oklahoma has 4,095,393 (2024).
- Louisiana's population is 1.1 times (12%) larger than Oklahoma's.
Population density
- Louisiana: 106.4 people per square mile vs Oklahoma: 59.7.
- Louisiana's population density is 1.8 times (78%) higher than Oklahoma's.
Biggest city
- Louisiana's biggest city is New Orleans with 362,701 people; Oklahoma's is Oklahoma City with 712,919.
- Oklahoma City's population is 2.0 times (97%) larger than New Orleans'.
Largest metro area
- Louisiana's largest metropolitan area is New Orleans-Metairie, LA metro area (966,230 people) vs Oklahoma's Oklahoma City, OK metro area (1,497,821).
- Oklahoma City, OK metro area's population is 1.6 times (55%) larger than New Orleans-Metairie, LA metro area's.
History
- Louisiana: Admitted to the Union on April 30, 1812, as the 18th state.
- Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state.
- In its current form, Louisiana is the older of the two by 95 years.
Louisiana vs Oklahoma Economy
GDP
- Louisiana's GDP is $329.2 billion (2024) vs Oklahoma's $263.7 billion.
- Louisiana's economic output is 1.2 times (25%) larger than Oklahoma's.
GDP per capita
- Louisiana: $71,594 per person vs Oklahoma: $64,388.
- Louisiana's GDP per capita is 1.1 times (11%) higher than Oklahoma's.
Average income
- Louisiana: $61,897 vs Oklahoma: $63,708 average income per person (per capita personal income).
- Louisiana and Oklahoma have about the same average income.
Louisiana vs Oklahoma Counties
Number of counties
- Louisiana has 64 counties, while Oklahoma has 77.
- Oklahoma's county count is 1.2 times (20%) higher than Louisiana's.
Biggest county by area
- Louisiana's largest county is Vernon Parish at 1,327 square miles; Oklahoma's is Osage County at 2,247 square miles.
- Osage County's land area is 1.7 times (69%) larger than Vernon Parish's.
Smallest county by area
- Louisiana: Orleans Parish (170 sq mi) vs Oklahoma: Marshall County (372 sq mi).
- Marshall County's land area is 2.2 times (119%) larger than Orleans Parish's.
Most populous county
- Louisiana: East Baton Rouge Parish (453,022 people) vs Oklahoma: Oklahoma County (816,490 people).
- Oklahoma County's population is 1.8 times (80%) larger than East Baton Rouge Parish's.
Least populous county
- Louisiana: Tensas Parish (3,844 people) vs Oklahoma: Cimarron County (2,133 people).
- Tensas Parish's population is 1.8 times (80%) larger than Cimarron County's.
Richest county
- Louisiana: St. Tammany Parish ($82,398 per capita income) vs Oklahoma: Washington County ($126,749).
- Washington County's income is 1.5 times (54%) richer than St. Tammany Parish's.
Poorest county
- Louisiana: East Carroll Parish ($36,751 per capita income) vs Oklahoma: Atoka County ($38,709).
- Atoka County's income is 1.1 times (5%) richer than East Carroll Parish's.
Louisiana vs Oklahoma Taxes
State income tax
- Louisiana has a top income tax rate of 3%, while Oklahoma has a top income tax rate of 4.5%.
- Oklahoma's top rate is 1.5 percentage points higher.
Property tax
- Louisiana: 0.53% effective rate vs Oklahoma: 0.75% of home value per year.
- Oklahoma's rate is 0.22 percentage points higher.
Sales tax
- Louisiana: 10.13% combined state and average local rate vs Oklahoma: 9.06%.
- Louisiana's combined rate is 1.07 percentage points higher.
Official Websites
Louisiana official website · Oklahoma official website
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More Size Comparisons
All Louisiana size comparisons · All Oklahoma 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.