The map above shows Arizona and Oregon side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Arizona vs Oregon Geography
Land area: Arizona has a land area of 113,655 square miles (294,366 km²), while Oregon has 95,997 square miles (248,630 km²). Arizona's land area is 1.2 times (18%) larger than Oregon's.
Total area: Arizona: 113,985 square miles (295,220 km²) vs Oregon: 98,379 square miles (254,799 km²), including inland and coastal water. Arizona's total area is 1.2 times (16%) larger than Oregon's.
Length: Arizona is 429 miles (690 km) long from north to south; Oregon is 453 miles (730 km). Oregon's north-south length is 1.1 times (6%) longer than Arizona's.
Width: Arizona spans 452 miles (727 km) east to west; Oregon spans 445 miles (715 km). Arizona and Oregon have about the same east-west width.
Highest point: Arizona's highest point is Humphreys Peak at 12,620 feet (3,847 m); Oregon's is Mount Hood at 11,232 feet (3,424 m). Humphreys Peak is 1,388 feet higher than Mount Hood.
Lowest point: Arizona's lowest point is Colorado River at 71 feet; Oregon's is Pacific Ocean at 0 feet. Oregon's lowest point is 71 feet lower.
Arizona vs Oregon Population and History
Population: Arizona has a population of 7,582,384 (2024), while Oregon has 4,272,371 (2024). Arizona's population is 1.8 times (77%) larger than Oregon's.
Population density: Arizona: 66.7 people per square mile vs Oregon: 44.5. Arizona's population density is 1.5 times (50%) higher than Oregon's.
Biggest city: Arizona's biggest city is Phoenix with 1,673,164 people; Oregon's is Portland with 635,749. Phoenix's population is 2.6 times (163%) larger than Portland's.
Largest metro area: Arizona's largest metropolitan area is Phoenix-Mesa-Chandler, AZ metro area (5,186,958 people) vs Oregon's Portland-Vancouver-Hillsboro, OR-WA metro area (2,537,904). Phoenix-Mesa-Chandler, AZ metro area's population is 2.0 times (104%) larger than Portland-Vancouver-Hillsboro, OR-WA metro area's.
History: Arizona: Admitted to the Union on February 14, 1912, as the 48th 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 53 years.
Arizona vs Oregon Economy
GDP: Arizona's GDP is $570.1 billion (2024) vs Oregon's $330.2 billion. Arizona's economic output is 1.7 times (73%) larger than Oregon's.
GDP per capita: Arizona: $75,186 per person vs Oregon: $77,299. Arizona and Oregon have about the same GDP per capita.
Average income: Arizona: $65,798 vs Oregon: $70,823 average income per person (per capita personal income). Oregon's average income is 1.1 times (8%) higher than Arizona's.
Arizona vs Oregon Counties
Number of counties: Arizona has 15 counties, while Oregon has 36. Oregon's county count is 2.4 times (140%) higher than Arizona's.
Biggest county by area: Arizona's largest county is Coconino County at 18,616 square miles; Oregon's is Harney County at 10,134 square miles. Coconino County's land area is 1.8 times (84%) larger than Harney County's.
Smallest county by area: Arizona: Santa Cruz County (1,236 sq mi) vs Oregon: Multnomah County (431 sq mi). Santa Cruz County's land area is 2.9 times (187%) larger than Multnomah County's.
Most populous county: Arizona: Maricopa County (4,673,096 people) vs Oregon: Multnomah County (795,897 people). Maricopa County's population is 5.9 times (487%) larger than Multnomah County's.
Least populous county: Arizona: Greenlee County (9,410 people) vs Oregon: Wheeler County (1,456 people). Greenlee County's population is 6.5 times (546%) larger than Wheeler County's.
Richest county: Arizona: Maricopa County ($72,176 per capita income) vs Oregon: Deschutes County ($86,176). Deschutes County's income is 1.2 times (19%) richer than Maricopa County's.
Poorest county: Arizona: Graham County ($44,164 per capita income) vs Oregon: Malheur County ($42,974). Graham County and Malheur County have about the same income.
Arizona vs Oregon Taxes
State income tax: Arizona has a top income tax rate of 2.5%, while Oregon has a top income tax rate of 9.9%. Oregon's top rate is 7.4 percentage points higher.
Property tax: Arizona: 0.43% effective rate vs Oregon: 0.78% of home value per year. Oregon's rate is 0.35 percentage points higher.
Sales tax: Arizona: 8.54% combined state and average local rate vs Oregon: 0%. Arizona's combined rate is 8.54 percentage points higher.
Official Websites
Arizona official website · Oregon official website
More Size Comparisons
All Arizona 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.