The map above shows Indiana and New Jersey side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Indiana vs New Jersey Geography
Land area: Indiana has a land area of 35,825 square miles (92,787 km²), while New Jersey has 7,355 square miles (19,049 km²). Indiana's land area is 4.9 times (387%) larger than New Jersey's.
Total area: Indiana: 36,421 square miles (94,331 km²) vs New Jersey: 8,719 square miles (22,583 km²), including inland and coastal water. Indiana's total area is 4.2 times (318%) larger than New Jersey's.
Length: Indiana is 276 miles (444 km) long from north to south; New Jersey is 169 miles (271 km). Indiana's north-south length is 1.6 times (63%) longer than New Jersey's.
Width: Indiana spans 193 miles (310 km) east to west; New Jersey spans 129 miles (207 km). Indiana's east-west width is 1.5 times (50%) wider than New Jersey's.
Highest point: Indiana's highest point is Hoosier Hill at 1,255 feet (383 m); New Jersey's is High Point at 1,798 feet (548 m). High Point is 543 feet higher than Hoosier Hill.
Lowest point: Indiana's lowest point is Ohio River at 330 feet; New Jersey's is Atlantic Ocean at 0 feet. New Jersey's lowest point is 330 feet lower.
Indiana vs New Jersey Population and History
Population: Indiana has a population of 6,924,275 (2024), while New Jersey has 9,500,851 (2024). New Jersey's population is 1.4 times (37%) larger than Indiana's.
Population density: Indiana: 193.3 people per square mile vs New Jersey: 1,291.8. New Jersey's population density is 6.7 times (568%) higher than Indiana's.
Biggest city: Indiana's biggest city is Indianapolis with 891,484 people; New Jersey's is Newark with 317,303. Indianapolis' population is 2.8 times (181%) larger than Newark's.
Largest metro area: Indiana's largest metropolitan area is Chicago-Naperville-Elgin, IL-IN metro area (9,408,576 people) vs New Jersey's New York-Newark-Jersey City, NY-NJ metro area (19,940,274). New York-Newark-Jersey City, NY-NJ metro area's population is 2.1 times (112%) larger than Chicago-Naperville-Elgin, IL-IN metro area's.
History: Indiana: Admitted to the Union on December 11, 1816, as the 19th state. New Jersey: Admitted to the Union on December 18, 1787, as the 3rd state. In its current form, New Jersey is the older of the two by 29 years.
Indiana vs New Jersey Economy
GDP: Indiana's GDP is $519.5 billion (2024) vs New Jersey's $846.0 billion. New Jersey's economic output is 1.6 times (63%) larger than Indiana's.
GDP per capita: Indiana: $75,028 per person vs New Jersey: $89,045. New Jersey's GDP per capita is 1.2 times (19%) higher than Indiana's.
Average income: Indiana: $64,077 vs New Jersey: $84,893 average income per person (per capita personal income). New Jersey's average income is 1.3 times (32%) higher than Indiana's.
Indiana vs New Jersey Counties
Number of counties: Indiana has 92 counties, while New Jersey has 21. Indiana's county count is 4.4 times (338%) higher than New Jersey's.
Biggest county by area: Indiana's largest county is Allen County at 657 square miles; New Jersey's is Burlington County at 799 square miles. Burlington County's land area is 1.2 times (22%) larger than Allen County's.
Smallest county by area: Indiana: Ohio County (86 sq mi) vs New Jersey: Hudson County (46 sq mi). Ohio County's land area is 1.9 times (87%) larger than Hudson County's.
Most populous county: Indiana: Marion County (981,628 people) vs New Jersey: Bergen County (978,641 people). Marion County and Bergen County have about the same population.
Least populous county: Indiana: Ohio County (5,996 people) vs New Jersey: Salem County (65,874 people). Salem County's population is 11.0 times larger than Ohio County's.
Richest county: Indiana: Hamilton County ($104,283 per capita income) vs New Jersey: Somerset County ($121,042). Somerset County's income is 1.2 times (16%) richer than Hamilton County's.
Poorest county: Indiana: Miami County ($44,940 per capita income) vs New Jersey: Cumberland County ($50,843). Cumberland County's income is 1.1 times (13%) richer than Miami County's.
Indiana vs New Jersey Taxes
State income tax: Indiana has a top income tax rate of 2.95%, while New Jersey has a top income tax rate of 10.75%. New Jersey's top rate is 7.8 percentage points higher.
Property tax: Indiana: 0.74% effective rate vs New Jersey: 1.89% of home value per year. New Jersey's rate is 1.15 percentage points higher.
Sales tax: Indiana: 7% combined state and average local rate vs New Jersey: 6.6%. Indiana's combined rate is 0.4 percentage points higher.
Official Websites
Indiana official website · New Jersey official website
More Size Comparisons
All Indiana size comparisons · All New Jersey 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.