The map above shows Connecticut and Indiana side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Connecticut vs Indiana Geography
Land area: Connecticut has a land area of 4,843 square miles (12,542 km²), while Indiana has 35,825 square miles (92,787 km²). Indiana's land area is 7.4 times (640%) larger than Connecticut's.
Total area: Connecticut: 5,544 square miles (14,358 km²) vs Indiana: 36,421 square miles (94,331 km²), including inland and coastal water. Indiana's total area is 6.6 times (557%) larger than Connecticut's.
Length: Connecticut is 73 miles (118 km) long from north to south; Indiana is 276 miles (444 km). Indiana's north-south length is 3.8 times (278%) longer than Connecticut's.
Width: Connecticut spans 104 miles (167 km) east to west; Indiana spans 193 miles (310 km). Indiana's east-west width is 1.9 times (86%) wider than Connecticut's.
Highest point: Connecticut's highest point is Mount Frissell (south slope) at 2,376 feet (724 m); Indiana's is Hoosier Hill at 1,255 feet (383 m). Mount Frissell (south slope) is 1,121 feet higher than Hoosier Hill.
Lowest point: Connecticut's lowest point is Long Island Sound at 0 feet; Indiana's is Ohio River at 330 feet. Connecticut's lowest point is 330 feet lower.
Connecticut vs Indiana Population and History
Population: Connecticut has a population of 3,675,069 (2024), while Indiana has 6,924,275 (2024). Indiana's population is 1.9 times (88%) larger than Connecticut's.
Population density: Connecticut: 758.9 people per square mile vs Indiana: 193.3. Connecticut's population density is 3.9 times (293%) higher than Indiana's.
Biggest city: Connecticut's biggest city is Bridgeport with 151,599 people; Indiana's is Indianapolis with 891,484. Indianapolis' population is 5.9 times (488%) larger than Bridgeport's.
Largest metro area: Connecticut's largest metropolitan area is Hartford-West Hartford-East Hartford, CT metro area (1,169,048 people) vs Indiana's Chicago-Naperville-Elgin, IL-IN metro area (9,408,576). Chicago-Naperville-Elgin, IL-IN metro area's population is 8.0 times (705%) larger than Hartford-West Hartford-East Hartford, CT metro area's.
History: Connecticut: Admitted to the Union on January 9, 1788, as the 5th state. Indiana: Admitted to the Union on December 11, 1816, as the 19th state. In its current form, Connecticut is the older of the two by 28 years.
Connecticut vs Indiana Economy
GDP: Connecticut's GDP is $356.8 billion (2024) vs Indiana's $519.5 billion. Indiana's economic output is 1.5 times (46%) larger than Connecticut's.
GDP per capita: Connecticut: $97,096 per person vs Indiana: $75,028. Connecticut's GDP per capita is 1.3 times (29%) higher than Indiana's.
Average income: Connecticut: $95,067 vs Indiana: $64,077 average income per person (per capita personal income). Connecticut's average income is 1.5 times (48%) higher than Indiana's.
Connecticut vs Indiana Counties
Number of counties: Connecticut has 9 counties, while Indiana has 92. Indiana's county count is 10.2 times higher than Connecticut's.
Biggest county by area: Connecticut's largest county is Capitol Planning Region at 1,027 square miles; Indiana's is Allen County at 657 square miles. Capitol Planning Region's land area is 1.6 times (56%) larger than Allen County's.
Smallest county by area: Connecticut: Greater Bridgeport Planning Region (140 sq mi) vs Indiana: Ohio County (86 sq mi). Greater Bridgeport Planning Region's land area is 1.6 times (63%) larger than Ohio County's.
Most populous county: Connecticut: Capitol Planning Region (991,508 people) vs Indiana: Marion County (981,628 people). Capitol Planning Region and Marion County have about the same population.
Least populous county: Connecticut: Northeastern Connecticut Planning Region (97,701 people) vs Indiana: Ohio County (5,996 people). Northeastern Connecticut Planning Region's population is 16.3 times larger than Ohio County's.
Richest county: Connecticut: Western Connecticut Planning Region ($165,513 per capita income) vs Indiana: Hamilton County ($104,283). Western Connecticut Planning Region's income is 1.6 times (59%) richer than Hamilton County's.
Poorest county: Connecticut: Southeastern Connecticut Planning Region ($64,845 per capita income) vs Indiana: Miami County ($44,940). Southeastern Connecticut Planning Region's income is 1.4 times (44%) richer than Miami County's.
Connecticut vs Indiana Taxes
State income tax: Connecticut has a top income tax rate of 6.99%, while Indiana has a top income tax rate of 2.95%. Connecticut's top rate is 4.04 percentage points higher.
Property tax: Connecticut: 1.66% effective rate vs Indiana: 0.74% of home value per year. Connecticut's rate is 0.92 percentage points higher.
Sales tax: Connecticut: 6.35% combined state and average local rate vs Indiana: 7%. Indiana's combined rate is 0.65 percentage points higher.
Official Websites
Connecticut official website · Indiana official website
More Size Comparisons
All Connecticut size comparisons · All Indiana 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.