The map above shows Louisiana and New Hampshire side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Louisiana vs New Hampshire Geography
Land area: Louisiana has a land area of 43,213 square miles (111,921 km²), while New Hampshire has 8,954 square miles (23,190 km²). Louisiana's land area is 4.8 times (383%) larger than New Hampshire's.
Total area: Louisiana: 52,375 square miles (135,652 km²) vs New Hampshire: 9,350 square miles (24,216 km²), including inland and coastal water. Louisiana's total area is 5.6 times (460%) larger than New Hampshire's.
Length: Louisiana is 301 miles (484 km) long from north to south; New Hampshire is 180 miles (290 km). Louisiana's north-south length is 1.7 times (67%) longer than New Hampshire's.
Width: Louisiana spans 356 miles (574 km) east to west; New Hampshire spans 95 miles (152 km). Louisiana's east-west width is 3.7 times (275%) wider than New Hampshire's.
Highest point: Louisiana's highest point is Driskill Mountain at 533 feet (162 m); New Hampshire's is Mount Washington at 6,277 feet (1,913 m). Mount Washington is 5,744 feet higher than Driskill Mountain.
Lowest point: Louisiana's lowest point is New Orleans at -8 feet; New Hampshire's is Atlantic Ocean at 0 feet. Louisiana's lowest point is 8 feet lower.
Louisiana vs New Hampshire Population and History
Population: Louisiana has a population of 4,597,740 (2024), while New Hampshire has 1,409,032 (2024). Louisiana's population is 3.3 times (226%) larger than New Hampshire's.
Population density: Louisiana: 106.4 people per square mile vs New Hampshire: 157.4. New Hampshire's population density is 1.5 times (48%) higher than Louisiana's.
Biggest city: Louisiana's biggest city is New Orleans with 362,701 people; New Hampshire's is Manchester with 116,386. New Orleans' population is 3.1 times (212%) larger than Manchester's.
Largest metro area: Louisiana's largest metropolitan area is New Orleans-Metairie, LA metro area (966,230 people) vs New Hampshire's Boston-Cambridge-Newton, MA-NH metro area (5,025,517). Boston-Cambridge-Newton, MA-NH metro area's population is 5.2 times (420%) larger than New Orleans-Metairie, LA metro area's.
History: Louisiana: Admitted to the Union on April 30, 1812, as the 18th state. New Hampshire: Admitted to the Union on June 21, 1788, as the 9th state. In its current form, New Hampshire is the older of the two by 24 years.
Louisiana vs New Hampshire Economy
GDP: Louisiana's GDP is $329.2 billion (2024) vs New Hampshire's $119.3 billion. Louisiana's economic output is 2.8 times (176%) larger than New Hampshire's.
GDP per capita: Louisiana: $71,594 per person vs New Hampshire: $84,694. New Hampshire's GDP per capita is 1.2 times (18%) higher than Louisiana's.
Average income: Louisiana: $61,897 vs New Hampshire: $83,192 average income per person (per capita personal income). New Hampshire's average income is 1.3 times (34%) higher than Louisiana's.
Louisiana vs New Hampshire Counties
Number of counties: Louisiana has 64 counties, while New Hampshire has 10. Louisiana's county count is 6.4 times (540%) higher than New Hampshire's.
Biggest county by area: Louisiana's largest county is Vernon Parish at 1,327 square miles; New Hampshire's is Coos County at 1,795 square miles. Coos County's land area is 1.4 times (35%) larger than Vernon Parish's.
Smallest county by area: Louisiana: Orleans Parish (170 sq mi) vs New Hampshire: Strafford County (368 sq mi). Strafford County's land area is 2.2 times (117%) larger than Orleans Parish's.
Most populous county: Louisiana: East Baton Rouge Parish (453,022 people) vs New Hampshire: Hillsborough County (430,462 people). East Baton Rouge Parish's population is 1.1 times (5%) larger than Hillsborough County's.
Least populous county: Louisiana: Tensas Parish (3,844 people) vs New Hampshire: Coos County (31,094 people). Coos County's population is 8.1 times (709%) larger than Tensas Parish's.
Richest county: Louisiana: St. Tammany Parish ($82,398 per capita income) vs New Hampshire: Rockingham County ($100,216). Rockingham County's income is 1.2 times (22%) richer than St. Tammany Parish's.
Poorest county: Louisiana: East Carroll Parish ($36,751 per capita income) vs New Hampshire: Coos County ($60,657). Coos County's income is 1.7 times (65%) richer than East Carroll Parish's.
Louisiana vs New Hampshire Taxes
State income tax: Louisiana has a top income tax rate of 3%, while New Hampshire has no state income tax. Louisiana's top rate is 3 percentage points higher.
Property tax: Louisiana: 0.53% effective rate vs New Hampshire: 1.46% of home value per year. New Hampshire's rate is 0.93 percentage points higher.
Sales tax: Louisiana: 10.13% combined state and average local rate vs New Hampshire: 0%. Louisiana's combined rate is 10.13 percentage points higher.
Official Websites
Louisiana official website · New Hampshire official website
More Size Comparisons
All Louisiana size comparisons · All New Hampshire 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.