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Ohio vs Washington Size Comparison Map

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OHIO VS WASHINGTONOverlaid at the same scaleOhio44,826 sq mi (116,098 km²)Washington71,301 sq mi (184,668 km²)Washington is 1.6 times (59%) larger than Ohio. brilliantmaps.com

The map above shows Ohio and Washington side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.

Ohio vs Washington Geography

Land area

  • Ohio has a land area of 40,859 square miles (105,824 km²), while Washington has 66,455 square miles (172,119 km²).
  • Washington's land area is 1.6 times (63%) larger than Ohio's.

Total area

  • Ohio: 44,826 square miles (116,098 km²) vs Washington: 71,301 square miles (184,668 km²), including inland and coastal water.
  • Washington's total area is 1.6 times (59%) larger than Ohio's.

Length

  • Ohio is 291 miles (468 km) long from north to south; Washington is 238 miles (383 km).
  • Ohio's north-south length is 1.2 times (22%) longer than Washington's.

Width

  • Ohio spans 317 miles (510 km) east to west; Washington spans 399 miles (641 km).
  • Washington's east-west width is 1.3 times (26%) wider than Ohio's.

Highest point

  • Ohio's highest point is Campbell Hill at 1,547 feet (472 m); Washington's is Mount Rainier at 14,409 feet (4,392 m).
  • Mount Rainier is 12,862 feet higher than Campbell Hill.

Lowest point

  • Ohio's lowest point is Ohio River at 455 feet; Washington's is Pacific Ocean at 0 feet.
  • Washington's lowest point is 455 feet lower.

Ohio vs Washington Population and History

Population

  • Ohio has a population of 11,883,304 (2024), while Washington has 7,958,180 (2024).
  • Ohio's population is 1.5 times (49%) larger than Washington's.

Population density

  • Ohio: 290.8 people per square mile vs Washington: 119.8.
  • Ohio's population density is 2.4 times (143%) higher than Washington's.

Biggest city

  • Ohio's biggest city is Columbus with 933,263 people; Washington's is Seattle with 780,995.
  • Columbus' population is 1.2 times (19%) larger than Seattle's.

Largest metro area

  • Ohio's largest metropolitan area is Cincinnati, OH-KY-IN metro area (2,302,815 people) vs Washington's Seattle-Tacoma-Bellevue, WA metro area (4,145,494).
  • Seattle-Tacoma-Bellevue, WA metro area's population is 1.8 times (80%) larger than Cincinnati, OH-KY-IN metro area's.

History

  • Ohio: Admitted to the Union on March 1, 1803, as the 17th state.
  • Washington: Admitted to the Union on November 11, 1889, as the 42nd state.
  • In its current form, Ohio is the older of the two by 86 years.

Ohio vs Washington Economy

GDP

  • Ohio's GDP is $923.1 billion (2024) vs Washington's $856.0 billion.
  • Ohio's economic output is 1.1 times (8%) larger than Washington's.

GDP per capita

  • Ohio: $77,684 per person vs Washington: $107,564.
  • Washington's GDP per capita is 1.4 times (38%) higher than Ohio's.

Average income

  • Ohio: $64,464 vs Washington: $85,187 average income per person (per capita personal income).
  • Washington's average income is 1.3 times (32%) higher than Ohio's.

Ohio vs Washington Counties

Number of counties

  • Ohio has 88 counties, while Washington has 39.
  • Ohio's county count is 2.3 times (126%) higher than Washington's.

Biggest county by area

  • Ohio's largest county is Ashtabula County at 702 square miles; Washington's is Okanogan County at 5,266 square miles.
  • Okanogan County's land area is 7.5 times (650%) larger than Ashtabula County's.

Smallest county by area

  • Ohio: Lake County (229 sq mi) vs Washington: San Juan County (174 sq mi).
  • Lake County's land area is 1.3 times (32%) larger than San Juan County's.

Most populous county

  • Ohio: Franklin County (1,356,303 people) vs Washington: King County (2,340,211 people).
  • King County's population is 1.7 times (73%) larger than Franklin County's.

Least populous county

  • Ohio: Vinton County (12,545 people) vs Washington: Garfield County (2,404 people).
  • Vinton County's population is 5.2 times (422%) larger than Garfield County's.

Richest county

  • Ohio: Delaware County ($96,573 per capita income) vs Washington: King County ($128,684).
  • King County's income is 1.3 times (33%) richer than Delaware County's.

Poorest county

  • Ohio: Noble County ($34,940 per capita income) vs Washington: Ferry County ($50,456).
  • Ferry County's income is 1.4 times (44%) richer than Noble County's.

Ohio vs Washington Taxes

State income tax

  • Ohio has a top income tax rate of 2.75%, while Washington has a 9% tax on capital gains only.

Property tax

  • Ohio: 1.22% effective rate vs Washington: 0.79% of home value per year.
  • Ohio's rate is 0.43 percentage points higher.

Sales tax

  • Ohio: 7.29% combined state and average local rate vs Washington: 9.57%.
  • Washington's combined rate is 2.28 percentage points higher.

Official Websites

Ohio official website · Washington official website

Download the Ohio vs Washington Size Comparison Map for free

Ohio vs Washington Size Comparison Map

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More Size Comparisons

All Ohio size comparisons · All Washington 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.