The map above shows Connecticut and Pennsylvania side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Connecticut vs Pennsylvania Geography
Land area
- Connecticut has a land area of 4,843 square miles (12,542 km²), while Pennsylvania has 44,742 square miles (115,882 km²).
- Pennsylvania's land area is 9.2 times (824%) larger than Connecticut's.
Total area
- Connecticut: 5,544 square miles (14,358 km²) vs Pennsylvania: 46,054 square miles (119,279 km²), including inland and coastal water.
- Pennsylvania's total area is 8.3 times (731%) larger than Connecticut's.
Length
- Connecticut is 73 miles (118 km) long from north to south; Pennsylvania is 284 miles (458 km).
- Pennsylvania's north-south length is 3.9 times (289%) longer than Connecticut's.
Width
- Connecticut spans 104 miles (167 km) east to west; Pennsylvania spans 307 miles (495 km).
- Pennsylvania's east-west width is 3.0 times (195%) wider than Connecticut's.
Highest point
- Connecticut's highest point is Mount Frissell (south slope) at 2,376 feet (724 m); Pennsylvania's is Mount Davis at 3,210 feet (978 m).
- Mount Davis is 834 feet higher than Mount Frissell (south slope).
Lowest point
- Connecticut's lowest point is Long Island Sound at 0 feet; Pennsylvania's is Delaware River at 0 feet.
- Both lowest points are at or near sea level.
Connecticut vs Pennsylvania Population and History
Population
- Connecticut has a population of 3,675,069 (2024), while Pennsylvania has 13,078,751 (2024).
- Pennsylvania's population is 3.6 times (256%) larger than Connecticut's.
Population density
- Connecticut: 758.9 people per square mile vs Pennsylvania: 292.3.
- Connecticut's population density is 2.6 times (160%) higher than Pennsylvania's.
Biggest city
- Connecticut's biggest city is Bridgeport with 151,599 people; Pennsylvania's is Philadelphia with 1,573,916.
- Philadelphia's population is 10.4 times 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 Pennsylvania's Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area (6,330,422).
- Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area's population is 5.4 times (442%) 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.
- Pennsylvania: Admitted to the Union on December 12, 1787, as the 2nd state.
- In its current form, Pennsylvania is the older of the two by 1 years.
Connecticut vs Pennsylvania Economy
GDP
- Connecticut's GDP is $356.8 billion (2024) vs Pennsylvania's $1,007.9 billion.
- Pennsylvania's economic output is 2.8 times (182%) larger than Connecticut's.
GDP per capita
- Connecticut: $97,096 per person vs Pennsylvania: $77,062.
- Connecticut's GDP per capita is 1.3 times (26%) higher than Pennsylvania's.
Average income
- Connecticut: $95,067 vs Pennsylvania: $70,678 average income per person (per capita personal income).
- Connecticut's average income is 1.3 times (35%) higher than Pennsylvania's.
Connecticut vs Pennsylvania Counties
Number of counties
- Connecticut has 9 counties, while Pennsylvania has 67.
- Pennsylvania's county count is 7.4 times (644%) higher than Connecticut's.
Biggest county by area
- Connecticut's largest county is Capitol Planning Region at 1,027 square miles; Pennsylvania's is Lycoming County at 1,229 square miles.
- Lycoming County's land area is 1.2 times (20%) larger than Capitol Planning Region's.
Smallest county by area
- Connecticut: Greater Bridgeport Planning Region (140 sq mi) vs Pennsylvania: Montour County (130 sq mi).
- Greater Bridgeport Planning Region's land area is 1.1 times (8%) larger than Montour County's.
Most populous county
- Connecticut: Capitol Planning Region (991,508 people) vs Pennsylvania: Philadelphia County (1,573,916 people).
- Philadelphia County's population is 1.6 times (59%) larger than Capitol Planning Region's.
Least populous county
- Connecticut: Northeastern Connecticut Planning Region (97,701 people) vs Pennsylvania: Cameron County (4,348 people).
- Northeastern Connecticut Planning Region's population is 22.5 times larger than Cameron County's.
Richest county
- Connecticut: Western Connecticut Planning Region ($165,513 per capita income) vs Pennsylvania: Chester County ($110,883).
- Western Connecticut Planning Region's income is 1.5 times (49%) richer than Chester County's.
Poorest county
- Connecticut: Southeastern Connecticut Planning Region ($64,845 per capita income) vs Pennsylvania: Forest County ($30,234).
- Southeastern Connecticut Planning Region's income is 2.1 times (114%) richer than Forest County's.
Connecticut vs Pennsylvania Taxes
State income tax
- Connecticut has a top income tax rate of 6.99%, while Pennsylvania has a top income tax rate of 3.07%.
- Connecticut's top rate is 3.92 percentage points higher.
Property tax
- Connecticut: 1.66% effective rate vs Pennsylvania: 1.16% of home value per year.
- Connecticut's rate is 0.5 percentage points higher.
Sales tax
- Connecticut: 6.35% combined state and average local rate vs Pennsylvania: 6.34%.
- The two are essentially equal.
Official Websites
Connecticut official website · Pennsylvania official website
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More Size Comparisons
All Connecticut size comparisons · All Pennsylvania 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.