The map above shows District of Columbia and Louisiana side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
District of Columbia vs Louisiana Geography
Land area
- District of Columbia has a land area of 61 square miles (158 km²), while Louisiana has 43,213 square miles (111,921 km²).
- Louisiana's land area is 708.4 times larger than District of Columbia's.
Total area
- District of Columbia: 68 square miles (177 km²) vs Louisiana: 52,375 square miles (135,652 km²), including inland and coastal water.
- Louisiana's total area is 766.4 times larger than District of Columbia's.
Length
- District of Columbia is 13 miles (22 km) long from north to south; Louisiana is 301 miles (484 km).
- Louisiana's north-south length is 23.2 times longer than District of Columbia's.
Width
- District of Columbia spans 12 miles (19 km) east to west; Louisiana spans 356 miles (574 km).
- Louisiana's east-west width is 29.7 times wider than District of Columbia's.
Highest point
- District of Columbia's highest point is Fort Reno at 429 feet (131 m); Louisiana's is Driskill Mountain at 533 feet (162 m).
- Driskill Mountain is 104 feet higher than Fort Reno.
Lowest point
- District of Columbia's lowest point is Potomac River at 0 feet; Louisiana's is New Orleans at -8 feet.
- Louisiana's lowest point is 8 feet lower.
District of Columbia vs Louisiana Population and History
Population
- District of Columbia has a population of 702,250 (2024), while Louisiana has 4,597,740 (2024).
- Louisiana's population is 6.5 times (555%) larger than District of Columbia's.
Population density
- District of Columbia: 11,493.5 people per square mile vs Louisiana: 106.4.
- District of Columbia's population density is 108.0 times higher than Louisiana's.
Biggest city
- District of Columbia's biggest city is Washington with 702,250 people; Louisiana's is New Orleans with 362,701.
- Washington's population is 1.9 times (94%) larger than New Orleans'.
Largest metro area
- District of Columbia's largest metropolitan area is Washington-Arlington-Alexandria, DC-VA-MD-WV metro area (6,436,489 people) vs Louisiana's New Orleans-Metairie, LA metro area (966,230).
- Washington-Arlington-Alexandria, DC-VA-MD-WV metro area's population is 6.7 times (566%) larger than New Orleans-Metairie, LA metro area's.
History
- District of Columbia: The federal district, established by the Residence Act on July 16, 1790; not a state.
- Louisiana: Admitted to the Union on April 30, 1812, as the 18th state.
- In its current form, District of Columbia is the older of the two by 22 years.
District of Columbia vs Louisiana Economy
GDP
- District of Columbia's GDP is $184.3 billion (2024) vs Louisiana's $329.2 billion.
- Louisiana's economic output is 1.8 times (79%) larger than District of Columbia's.
GDP per capita
- District of Columbia: $262,439 per person vs Louisiana: $71,594.
- District of Columbia's GDP per capita is 3.7 times (267%) higher than Louisiana's.
Average income
- District of Columbia: $111,185 vs Louisiana: $61,897 average income per person (per capita personal income).
- District of Columbia's average income is 1.8 times (80%) higher than Louisiana's.
District of Columbia vs Louisiana Counties
Number of counties
- District of Columbia has 1 counties, while Louisiana has 64.
- Louisiana's county count is 64.0 times higher than District of Columbia's.
Biggest county by area
- District of Columbia's largest county is District of Columbia at 61 square miles; Louisiana's is Vernon Parish at 1,327 square miles.
- Vernon Parish's land area is 21.7 times larger than District of Columbia's.
Smallest county by area
- District of Columbia: District of Columbia (61 sq mi) vs Louisiana: Orleans Parish (170 sq mi).
- Orleans Parish's land area is 2.8 times (177%) larger than District of Columbia's.
Most populous county
- District of Columbia: District of Columbia (702,250 people) vs Louisiana: East Baton Rouge Parish (453,022 people).
- District of Columbia's population is 1.6 times (55%) larger than East Baton Rouge Parish's.
Least populous county
- District of Columbia: District of Columbia (702,250 people) vs Louisiana: Tensas Parish (3,844 people).
- District of Columbia's population is 182.7 times larger than Tensas Parish's.
Richest county
- District of Columbia: District of Columbia ($111,185 per capita income) vs Louisiana: St. Tammany Parish ($82,398).
- District of Columbia's income is 1.3 times (35%) richer than St. Tammany Parish's.
Poorest county
- District of Columbia: District of Columbia ($111,185 per capita income) vs Louisiana: East Carroll Parish ($36,751).
- District of Columbia's income is 3.0 times (203%) richer than East Carroll Parish's.
District of Columbia vs Louisiana Taxes
State income tax
- District of Columbia has a top income tax rate of 10.75%, while Louisiana has a top income tax rate of 3%.
- District of Columbia's top rate is 7.75 percentage points higher.
Property tax
- District of Columbia: 0.63% effective rate vs Louisiana: 0.53% of home value per year.
- District of Columbia's rate is 0.1 percentage points higher.
Sales tax
- District of Columbia: 6% combined state and average local rate vs Louisiana: 10.13%.
- Louisiana's combined rate is 4.13 percentage points higher.
Official Websites
District of Columbia official website · Louisiana official website
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More Size Comparisons
All District of Columbia size comparisons · All Louisiana 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.