The map above shows Maryland and Oregon side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Maryland vs Oregon Geography
Land area: Maryland has a land area of 9,711 square miles (25,151 km²), while Oregon has 95,997 square miles (248,630 km²). Oregon's land area is 9.9 times (889%) larger than Maryland's.
Total area: Maryland: 12,406 square miles (32,131 km²) vs Oregon: 98,379 square miles (254,799 km²), including inland and coastal water. Oregon's total area is 7.9 times (693%) larger than Maryland's.
Length: Maryland is 231 miles (371 km) long from north to south; Oregon is 453 miles (730 km). Oregon's north-south length is 2.0 times (96%) longer than Maryland's.
Width: Maryland spans 243 miles (391 km) east to west; Oregon spans 445 miles (715 km). Oregon's east-west width is 1.8 times (83%) wider than Maryland's.
Highest point: Maryland's highest point is Hoye-Crest at 3,362 feet (1,025 m); Oregon's is Mount Hood at 11,232 feet (3,424 m). Mount Hood is 7,870 feet higher than Hoye-Crest.
Lowest point: Maryland's lowest point is Atlantic Ocean at 0 feet; Oregon's is Pacific Ocean at 0 feet. Both lowest points are at or near sea level.
Maryland vs Oregon Population and History
Population: Maryland has a population of 6,263,220 (2024), while Oregon has 4,272,371 (2024). Maryland's population is 1.5 times (47%) larger than Oregon's.
Population density: Maryland: 645.0 people per square mile vs Oregon: 44.5. Maryland's population density is 14.5 times higher than Oregon's.
Biggest city: Maryland's biggest city is Baltimore with 568,271 people; Oregon's is Portland with 635,749. Portland's population is 1.1 times (12%) larger than Baltimore's.
Largest metro area: Maryland's largest metropolitan area is Washington-Arlington-Alexandria, DC-VA-MD-WV metro area (6,436,489 people) vs Oregon's Portland-Vancouver-Hillsboro, OR-WA metro area (2,537,904). Washington-Arlington-Alexandria, DC-VA-MD-WV metro area's population is 2.5 times (154%) larger than Portland-Vancouver-Hillsboro, OR-WA metro area's.
History: Maryland: Admitted to the Union on April 28, 1788, as the 7th state. Oregon: Admitted to the Union on February 14, 1859, as the 33rd state. In its current form, Maryland is the older of the two by 71 years.
Maryland vs Oregon Economy
GDP: Maryland's GDP is $546.0 billion (2024) vs Oregon's $330.2 billion. Maryland's economic output is 1.7 times (65%) larger than Oregon's.
GDP per capita: Maryland: $87,180 per person vs Oregon: $77,299. Maryland's GDP per capita is 1.1 times (13%) higher than Oregon's.
Average income: Maryland: $79,259 vs Oregon: $70,823 average income per person (per capita personal income). Maryland's average income is 1.1 times (12%) higher than Oregon's.
Maryland vs Oregon Counties
Number of counties: Maryland has 24 counties, while Oregon has 36. Oregon's county count is 1.5 times (50%) higher than Maryland's.
Biggest county by area: Maryland's largest county is Frederick County at 661 square miles; Oregon's is Harney County at 10,134 square miles. Harney County's land area is 15.3 times larger than Frederick County's.
Smallest county by area: Maryland: Baltimore city (81 sq mi) vs Oregon: Multnomah County (431 sq mi). Multnomah County's land area is 5.3 times (433%) larger than Baltimore city's.
Most populous county: Maryland: Montgomery County (1,082,273 people) vs Oregon: Multnomah County (795,897 people). Montgomery County's population is 1.4 times (36%) larger than Multnomah County's.
Least populous county: Maryland: Kent County (19,557 people) vs Oregon: Wheeler County (1,456 people). Kent County's population is 13.4 times larger than Wheeler County's.
Richest county: Maryland: Montgomery County ($104,882 per capita income) vs Oregon: Deschutes County ($86,176). Montgomery County's income is 1.2 times (22%) richer than Deschutes County's.
Poorest county: Maryland: Somerset County ($41,421 per capita income) vs Oregon: Malheur County ($42,974). Somerset County and Malheur County have about the same income.
Maryland vs Oregon Taxes
State income tax: Maryland has a top income tax rate of 6.5%, while Oregon has a top income tax rate of 9.9%. Oregon's top rate is 3.4 percentage points higher.
Property tax: Maryland: 0.95% effective rate vs Oregon: 0.78% of home value per year. Maryland's rate is 0.17 percentage points higher.
Sales tax: Maryland: 6% combined state and average local rate vs Oregon: 0%. Maryland's combined rate is 6 percentage points higher.
Official Websites
Maryland official website · Oregon official website
More Size Comparisons
All Maryland 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.