The map above shows Ohio and Spain side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Ohio vs Spain Geography
Land area: Ohio has a land area of 40,859 square miles (105,824 km²), while Spain has 192,657 square miles (498,980 km²). Spain's land area is 4.7 times (372%) larger than Ohio's.
Total area: Ohio: 44,826 square miles (116,098 km²) vs Spain: 195,364 square miles (505,990 km²), including inland and coastal water. Spain's total area is 4.4 times (336%) larger than Ohio's.
Length: Ohio is 291 miles (468 km) long from north to south; Spain is 546 miles (879 km). Spain's north-south length is 1.9 times (88%) longer than Ohio's.
Width: Ohio spans 317 miles (510 km) east to west; Spain spans 697 miles (1,122 km). Spain's east-west width is 2.2 times (120%) wider than Ohio's.
Highest point: Ohio's highest point is Campbell Hill at 1,547 feet (472 m); Spain's is Teide (Tenerife) at 12,188 feet (3,715 m). Teide (Tenerife) is 10,641 feet higher than Campbell Hill.
Lowest point: Ohio's lowest point is Ohio River at 455 feet; Spain's is Atlantic Ocean at 0 feet. Spain's lowest point is 455 feet lower.
Ohio vs Spain Population and History
Population: Ohio has a population of 11,883,304 (2024), while Spain has 49,801,559 (2026). Spain's population is 4.2 times (319%) larger than Ohio's.
Population density: Ohio: 290.8 people per square mile vs Spain: 258.5. Ohio's population density is 1.1 times (12%) higher than Spain's.
Biggest city: Ohio's biggest city is Columbus with 933,263 people; Spain's is Madrid with 3,266,126. Madrid's population is 3.5 times (250%) larger than Columbus'.
Largest metro area: Ohio's largest metropolitan area is Cincinnati, OH-KY-IN metro area (2,302,815 people) vs Spain's Madrid (6,497,000). Madrid's population is 2.8 times (182%) larger than Cincinnati, OH-KY-IN metro area's.
History: Ohio: Admitted to the Union on March 1, 1803, as the 17th state. Spain: A unified kingdom since 1479; the current constitution dates from 1978. In its current form, Spain is the older of the two by 324 years.
Ohio vs Spain Economy
GDP: Ohio's GDP is $923.1 billion (2024) vs Spain's $1,906.5 billion. Spain's economic output is 2.1 times (107%) larger than Ohio's.
GDP per capita: Ohio: $77,684 per person vs Spain: $38,627. Ohio's GDP per capita is 2.0 times (101%) higher than Spain's.
Average income: Ohio: $64,464 vs Spain: $37,120 average income per person (per capita personal income). Ohio's average income is 1.7 times (74%) higher than Spain's.
Official Websites
Ohio official website · Spain official website
More Size Comparisons
All Ohio size comparisons · All Spain 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.