The map above shows Indiana and Louisiana side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Indiana vs Louisiana Geography
Land area
- Indiana has a land area of 35,825 square miles (92,787 km²), while Louisiana has 43,213 square miles (111,921 km²).
- Louisiana's land area is 1.2 times (21%) larger than Indiana's.
Total area
- Indiana: 36,421 square miles (94,331 km²) vs Louisiana: 52,375 square miles (135,652 km²), including inland and coastal water.
- Louisiana's total area is 1.4 times (44%) larger than Indiana's.
Length
- Indiana is 276 miles (444 km) long from north to south; Louisiana is 301 miles (484 km).
- Louisiana's north-south length is 1.1 times (9%) longer than Indiana's.
Width
- Indiana spans 193 miles (310 km) east to west; Louisiana spans 356 miles (574 km).
- Louisiana's east-west width is 1.8 times (84%) wider than Indiana's.
Highest point
- Indiana's highest point is Hoosier Hill at 1,255 feet (383 m); Louisiana's is Driskill Mountain at 533 feet (162 m).
- Hoosier Hill is 722 feet higher than Driskill Mountain.
Lowest point
- Indiana's lowest point is Ohio River at 330 feet; Louisiana's is New Orleans at -8 feet.
- Louisiana's lowest point is 338 feet lower.
Indiana vs Louisiana Population and History
Population
- Indiana has a population of 6,924,275 (2024), while Louisiana has 4,597,740 (2024).
- Indiana's population is 1.5 times (51%) larger than Louisiana's.
Population density
- Indiana: 193.3 people per square mile vs Louisiana: 106.4.
- Indiana's population density is 1.8 times (82%) higher than Louisiana's.
Biggest city
- Indiana's biggest city is Indianapolis with 891,484 people; Louisiana's is New Orleans with 362,701.
- Indianapolis' population is 2.5 times (146%) larger than New Orleans'.
Largest metro area
- Indiana's largest metropolitan area is Chicago-Naperville-Elgin, IL-IN metro area (9,408,576 people) vs Louisiana's New Orleans-Metairie, LA metro area (966,230).
- Chicago-Naperville-Elgin, IL-IN metro area's population is 9.7 times (874%) larger than New Orleans-Metairie, LA metro area's.
History
- Indiana: Admitted to the Union on December 11, 1816, as the 19th state.
- Louisiana: Admitted to the Union on April 30, 1812, as the 18th state.
- In its current form, Louisiana is the older of the two by 4 years.
Indiana vs Louisiana Economy
GDP
- Indiana's GDP is $519.5 billion (2024) vs Louisiana's $329.2 billion.
- Indiana's economic output is 1.6 times (58%) larger than Louisiana's.
GDP per capita
- Indiana: $75,028 per person vs Louisiana: $71,594.
- Indiana's GDP per capita is 1.0 times (5%) higher than Louisiana's.
Average income
- Indiana: $64,077 vs Louisiana: $61,897 average income per person (per capita personal income).
- Indiana and Louisiana have about the same average income.
Indiana vs Louisiana Counties
Number of counties
- Indiana has 92 counties, while Louisiana has 64.
- Indiana's county count is 1.4 times (44%) higher than Louisiana's.
Biggest county by area
- Indiana's largest county is Allen County at 657 square miles; Louisiana's is Vernon Parish at 1,327 square miles.
- Vernon Parish's land area is 2.0 times (102%) larger than Allen County's.
Smallest county by area
- Indiana: Ohio County (86 sq mi) vs Louisiana: Orleans Parish (170 sq mi).
- Orleans Parish's land area is 2.0 times (97%) larger than Ohio County's.
Most populous county
- Indiana: Marion County (981,628 people) vs Louisiana: East Baton Rouge Parish (453,022 people).
- Marion County's population is 2.2 times (117%) larger than East Baton Rouge Parish's.
Least populous county
- Indiana: Ohio County (5,996 people) vs Louisiana: Tensas Parish (3,844 people).
- Ohio County's population is 1.6 times (56%) larger than Tensas Parish's.
Richest county
- Indiana: Hamilton County ($104,283 per capita income) vs Louisiana: St. Tammany Parish ($82,398).
- Hamilton County's income is 1.3 times (27%) richer than St. Tammany Parish's.
Poorest county
- Indiana: Miami County ($44,940 per capita income) vs Louisiana: East Carroll Parish ($36,751).
- Miami County's income is 1.2 times (22%) richer than East Carroll Parish's.
Indiana vs Louisiana Taxes
State income tax
- Indiana has a top income tax rate of 2.95%, while Louisiana has a top income tax rate of 3%.
- Louisiana's top rate is 0.05 percentage points higher.
Property tax
- Indiana: 0.74% effective rate vs Louisiana: 0.53% of home value per year.
- Indiana's rate is 0.21 percentage points higher.
Sales tax
- Indiana: 7% combined state and average local rate vs Louisiana: 10.13%.
- Louisiana's combined rate is 3.13 percentage points higher.
Official Websites
Indiana official website · Louisiana official website
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More Size Comparisons
All Indiana 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.