The map above shows Connecticut and Oklahoma side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Connecticut vs Oklahoma Geography
Land area
- Connecticut has a land area of 4,843 square miles (12,542 km²), while Oklahoma has 68,597 square miles (177,665 km²).
- Oklahoma's land area is 14.2 times larger than Connecticut's.
Total area
- Connecticut: 5,544 square miles (14,358 km²) vs Oklahoma: 69,899 square miles (181,038 km²), including inland and coastal water.
- Oklahoma's total area is 12.6 times larger than Connecticut's.
Length
- Connecticut is 73 miles (118 km) long from north to south; Oklahoma is 533 miles (857 km).
- Oklahoma's north-south length is 7.3 times (630%) longer than Connecticut's.
Width
- Connecticut spans 104 miles (167 km) east to west; Oklahoma spans 490 miles (789 km).
- Oklahoma's east-west width is 4.7 times (371%) wider than Connecticut's.
Highest point
- Connecticut's highest point is Mount Frissell (south slope) at 2,376 feet (724 m); Oklahoma's is Black Mesa at 4,980 feet (1,518 m).
- Black Mesa is 2,604 feet higher than Mount Frissell (south slope).
Lowest point
- Connecticut's lowest point is Long Island Sound at 0 feet; Oklahoma's is Little River at 289 feet.
- Connecticut's lowest point is 289 feet lower.
Connecticut vs Oklahoma Population and History
Population
- Connecticut has a population of 3,675,069 (2024), while Oklahoma has 4,095,393 (2024).
- Oklahoma's population is 1.1 times (11%) larger than Connecticut's.
Population density
- Connecticut: 758.9 people per square mile vs Oklahoma: 59.7.
- Connecticut's population density is 12.7 times higher than Oklahoma's.
Biggest city
- Connecticut's biggest city is Bridgeport with 151,599 people; Oklahoma's is Oklahoma City with 712,919.
- Oklahoma City's population is 4.7 times (370%) 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 Oklahoma's Oklahoma City, OK metro area (1,497,821).
- Oklahoma City, OK metro area's population is 1.3 times (28%) 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.
- Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state.
- In its current form, Connecticut is the older of the two by 119 years.
Connecticut vs Oklahoma Economy
GDP
- Connecticut's GDP is $356.8 billion (2024) vs Oklahoma's $263.7 billion.
- Connecticut's economic output is 1.4 times (35%) larger than Oklahoma's.
GDP per capita
- Connecticut: $97,096 per person vs Oklahoma: $64,388.
- Connecticut's GDP per capita is 1.5 times (51%) higher than Oklahoma's.
Average income
- Connecticut: $95,067 vs Oklahoma: $63,708 average income per person (per capita personal income).
- Connecticut's average income is 1.5 times (49%) higher than Oklahoma's.
Connecticut vs Oklahoma Counties
Number of counties
- Connecticut has 9 counties, while Oklahoma has 77.
- Oklahoma's county count is 8.6 times (756%) higher than Connecticut's.
Biggest county by area
- Connecticut's largest county is Capitol Planning Region at 1,027 square miles; Oklahoma's is Osage County at 2,247 square miles.
- Osage County's land area is 2.2 times (119%) larger than Capitol Planning Region's.
Smallest county by area
- Connecticut: Greater Bridgeport Planning Region (140 sq mi) vs Oklahoma: Marshall County (372 sq mi).
- Marshall County's land area is 2.6 times (165%) larger than Greater Bridgeport Planning Region's.
Most populous county
- Connecticut: Capitol Planning Region (991,508 people) vs Oklahoma: Oklahoma County (816,490 people).
- Capitol Planning Region's population is 1.2 times (21%) larger than Oklahoma County's.
Least populous county
- Connecticut: Northeastern Connecticut Planning Region (97,701 people) vs Oklahoma: Cimarron County (2,133 people).
- Northeastern Connecticut Planning Region's population is 45.8 times larger than Cimarron County's.
Richest county
- Connecticut: Western Connecticut Planning Region ($165,513 per capita income) vs Oklahoma: Washington County ($126,749).
- Western Connecticut Planning Region's income is 1.3 times (31%) richer than Washington County's.
Poorest county
- Connecticut: Southeastern Connecticut Planning Region ($64,845 per capita income) vs Oklahoma: Atoka County ($38,709).
- Southeastern Connecticut Planning Region's income is 1.7 times (68%) richer than Atoka County's.
Connecticut vs Oklahoma Taxes
State income tax
- Connecticut has a top income tax rate of 6.99%, while Oklahoma has a top income tax rate of 4.5%.
- Connecticut's top rate is 2.49 percentage points higher.
Property tax
- Connecticut: 1.66% effective rate vs Oklahoma: 0.75% of home value per year.
- Connecticut's rate is 0.91 percentage points higher.
Sales tax
- Connecticut: 6.35% combined state and average local rate vs Oklahoma: 9.06%.
- Oklahoma's combined rate is 2.71 percentage points higher.
Official Websites
Connecticut official website · Oklahoma official website
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More Size Comparisons
All Connecticut size comparisons · All Oklahoma 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.