The map above shows Delaware and Oklahoma side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Delaware vs Oklahoma Geography
Land area
- Delaware has a land area of 1,949 square miles (5,047 km²), while Oklahoma has 68,597 square miles (177,665 km²).
- Oklahoma's land area is 35.2 times larger than Delaware's.
Total area
- Delaware: 2,489 square miles (6,446 km²) vs Oklahoma: 69,899 square miles (181,038 km²), including inland and coastal water.
- Oklahoma's total area is 28.1 times larger than Delaware's.
Length
- Delaware is 98 miles (158 km) long from north to south; Oklahoma is 533 miles (857 km).
- Oklahoma's north-south length is 5.4 times (444%) longer than Delaware's.
Width
- Delaware spans 96 miles (155 km) east to west; Oklahoma spans 490 miles (789 km).
- Oklahoma's east-west width is 5.1 times (410%) wider than Delaware's.
Highest point
- Delaware's highest point is Ebright Azimuth at 450 feet (137 m); Oklahoma's is Black Mesa at 4,980 feet (1,518 m).
- Black Mesa is 4,530 feet higher than Ebright Azimuth.
Lowest point
- Delaware's lowest point is Atlantic Ocean at 0 feet; Oklahoma's is Little River at 289 feet.
- Delaware's lowest point is 289 feet lower.
Delaware vs Oklahoma Population and History
Population
- Delaware has a population of 1,051,917 (2024), while Oklahoma has 4,095,393 (2024).
- Oklahoma's population is 3.9 times (289%) larger than Delaware's.
Population density
- Delaware: 539.9 people per square mile vs Oklahoma: 59.7.
- Delaware's population density is 9.0 times (804%) higher than Oklahoma's.
Biggest city
- Delaware's biggest city is Wilmington with 73,176 people; Oklahoma's is Oklahoma City with 712,919.
- Oklahoma City's population is 9.7 times (874%) larger than Wilmington's.
Largest metro area
- Delaware's largest metropolitan area is Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area (6,330,422 people) vs Oklahoma's Oklahoma City, OK metro area (1,497,821).
- Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area's population is 4.2 times (323%) larger than Oklahoma City, OK metro area's.
History
- Delaware: Admitted to the Union on December 7, 1787, as the 1st state.
- Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state.
- In its current form, Delaware is the older of the two by 120 years.
Delaware vs Oklahoma Economy
GDP
- Delaware's GDP is $111.0 billion (2024) vs Oklahoma's $263.7 billion.
- Oklahoma's economic output is 2.4 times (138%) larger than Delaware's.
GDP per capita
- Delaware: $105,495 per person vs Oklahoma: $64,388.
- Delaware's GDP per capita is 1.6 times (64%) higher than Oklahoma's.
Average income
- Delaware: $68,061 vs Oklahoma: $63,708 average income per person (per capita personal income).
- Delaware's average income is 1.1 times (7%) higher than Oklahoma's.
Delaware vs Oklahoma Counties
Number of counties
- Delaware has 3 counties, while Oklahoma has 77.
- Oklahoma's county count is 25.7 times higher than Delaware's.
Biggest county by area
- Delaware's largest county is Sussex County at 936 square miles; Oklahoma's is Osage County at 2,247 square miles.
- Osage County's land area is 2.4 times (140%) larger than Sussex County's.
Smallest county by area
- Delaware: New Castle County (426 sq mi) vs Oklahoma: Marshall County (372 sq mi).
- New Castle County's land area is 1.1 times (15%) larger than Marshall County's.
Most populous county
- Delaware: New Castle County (588,093 people) vs Oklahoma: Oklahoma County (816,490 people).
- Oklahoma County's population is 1.4 times (39%) larger than New Castle County's.
Least populous county
- Delaware: Kent County (192,690 people) vs Oklahoma: Cimarron County (2,133 people).
- Kent County's population is 90.3 times larger than Cimarron County's.
Richest county
- Delaware: Sussex County ($73,647 per capita income) vs Oklahoma: Washington County ($126,749).
- Washington County's income is 1.7 times (72%) richer than Sussex County's.
Poorest county
- Delaware: Kent County ($55,474 per capita income) vs Oklahoma: Atoka County ($38,709).
- Kent County's income is 1.4 times (43%) richer than Atoka County's.
Delaware vs Oklahoma Taxes
State income tax
- Delaware has a top income tax rate of 6.6%, while Oklahoma has a top income tax rate of 4.5%.
- Delaware's top rate is 2.1 percentage points higher.
Property tax
- Delaware: 0.47% effective rate vs Oklahoma: 0.75% of home value per year.
- Oklahoma's rate is 0.28 percentage points higher.
Sales tax
- Delaware: 0% combined state and average local rate vs Oklahoma: 9.06%.
- Oklahoma's combined rate is 9.06 percentage points higher.
Official Websites
Delaware official website · Oklahoma official website
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More Size Comparisons
All Delaware 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.