The map above shows Oklahoma and Oregon side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Oklahoma vs Oregon Geography
Land area
- Oklahoma has a land area of 68,597 square miles (177,665 km²), while Oregon has 95,997 square miles (248,630 km²).
- Oregon's land area is 1.4 times (40%) larger than Oklahoma's.
Total area
- Oklahoma: 69,899 square miles (181,038 km²) vs Oregon: 98,379 square miles (254,799 km²), including inland and coastal water.
- Oregon's total area is 1.4 times (41%) larger than Oklahoma's.
Length
- Oklahoma is 533 miles (857 km) long from north to south; Oregon is 453 miles (730 km).
- Oklahoma's north-south length is 1.2 times (18%) longer than Oregon's.
Width
- Oklahoma spans 490 miles (789 km) east to west; Oregon spans 445 miles (715 km).
- Oklahoma's east-west width is 1.1 times (10%) wider than Oregon's.
Highest point
- Oklahoma's highest point is Black Mesa at 4,980 feet (1,518 m); Oregon's is Mount Hood at 11,232 feet (3,424 m).
- Mount Hood is 6,252 feet higher than Black Mesa.
Lowest point
- Oklahoma's lowest point is Little River at 289 feet; Oregon's is Pacific Ocean at 0 feet.
- Oregon's lowest point is 289 feet lower.
Oklahoma vs Oregon Population and History
Population
- Oklahoma has a population of 4,095,393 (2024), while Oregon has 4,272,371 (2024).
- Oklahoma and Oregon have about the same population.
Population density
- Oklahoma: 59.7 people per square mile vs Oregon: 44.5.
- Oklahoma's population density is 1.3 times (34%) higher than Oregon's.
Biggest city
- Oklahoma's biggest city is Oklahoma City with 712,919 people; Oregon's is Portland with 635,749.
- Oklahoma City's population is 1.1 times (12%) larger than Portland's.
Largest metro area
- Oklahoma's largest metropolitan area is Oklahoma City, OK metro area (1,497,821 people) vs Oregon's Portland-Vancouver-Hillsboro, OR-WA metro area (2,537,904).
- Portland-Vancouver-Hillsboro, OR-WA metro area's population is 1.7 times (69%) larger than Oklahoma City, OK metro area's.
History
- Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state.
- Oregon: Admitted to the Union on February 14, 1859, as the 33rd state.
- In its current form, Oregon is the older of the two by 48 years.
Oklahoma vs Oregon Economy
GDP
- Oklahoma's GDP is $263.7 billion (2024) vs Oregon's $330.2 billion.
- Oregon's economic output is 1.3 times (25%) larger than Oklahoma's.
GDP per capita
- Oklahoma: $64,388 per person vs Oregon: $77,299.
- Oregon's GDP per capita is 1.2 times (20%) higher than Oklahoma's.
Average income
- Oklahoma: $63,708 vs Oregon: $70,823 average income per person (per capita personal income).
- Oregon's average income is 1.1 times (11%) higher than Oklahoma's.
Oklahoma vs Oregon Counties
Number of counties
- Oklahoma has 77 counties, while Oregon has 36.
- Oklahoma's county count is 2.1 times (114%) higher than Oregon's.
Biggest county by area
- Oklahoma's largest county is Osage County at 2,247 square miles; Oregon's is Harney County at 10,134 square miles.
- Harney County's land area is 4.5 times (351%) larger than Osage County's.
Smallest county by area
- Oklahoma: Marshall County (372 sq mi) vs Oregon: Multnomah County (431 sq mi).
- Multnomah County's land area is 1.2 times (16%) larger than Marshall County's.
Most populous county
- Oklahoma: Oklahoma County (816,490 people) vs Oregon: Multnomah County (795,897 people).
- Oklahoma County and Multnomah County have about the same population.
Least populous county
- Oklahoma: Cimarron County (2,133 people) vs Oregon: Wheeler County (1,456 people).
- Cimarron County's population is 1.5 times (46%) larger than Wheeler County's.
Richest county
- Oklahoma: Washington County ($126,749 per capita income) vs Oregon: Deschutes County ($86,176).
- Washington County's income is 1.5 times (47%) richer than Deschutes County's.
Poorest county
- Oklahoma: Atoka County ($38,709 per capita income) vs Oregon: Malheur County ($42,974).
- Malheur County's income is 1.1 times (11%) richer than Atoka County's.
Oklahoma vs Oregon Taxes
State income tax
- Oklahoma has a top income tax rate of 4.5%, while Oregon has a top income tax rate of 9.9%.
- Oregon's top rate is 5.4 percentage points higher.
Property tax
- Oklahoma: 0.75% effective rate vs Oregon: 0.78% of home value per year.
- Oregon's rate is 0.03 percentage points higher.
Sales tax
- Oklahoma: 9.06% combined state and average local rate vs Oregon: 0%.
- Oklahoma's combined rate is 9.06 percentage points higher.
Official Websites
Oklahoma official website · Oregon official website
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More Size Comparisons
All Oklahoma size comparisons · All Oregon 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.