The map above shows New Hampshire and Ohio side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
New Hampshire vs Ohio Geography
Land area
- New Hampshire has a land area of 8,954 square miles (23,190 km²), while Ohio has 40,859 square miles (105,824 km²).
- Ohio's land area is 4.6 times (356%) larger than New Hampshire's.
Total area
- New Hampshire: 9,350 square miles (24,216 km²) vs Ohio: 44,826 square miles (116,098 km²), including inland and coastal water.
- Ohio's total area is 4.8 times (379%) larger than New Hampshire's.
Length
- New Hampshire is 180 miles (290 km) long from north to south; Ohio is 291 miles (468 km).
- Ohio's north-south length is 1.6 times (62%) longer than New Hampshire's.
Width
- New Hampshire spans 95 miles (152 km) east to west; Ohio spans 317 miles (510 km).
- Ohio's east-west width is 3.3 times (234%) wider than New Hampshire's.
Highest point
- New Hampshire's highest point is Mount Washington at 6,277 feet (1,913 m); Ohio's is Campbell Hill at 1,547 feet (472 m).
- Mount Washington is 4,730 feet higher than Campbell Hill.
Lowest point
- New Hampshire's lowest point is Atlantic Ocean at 0 feet; Ohio's is Ohio River at 455 feet.
- New Hampshire's lowest point is 455 feet lower.
New Hampshire vs Ohio Population and History
Population
- New Hampshire has a population of 1,409,032 (2024), while Ohio has 11,883,304 (2024).
- Ohio's population is 8.4 times (743%) larger than New Hampshire's.
Population density
- New Hampshire: 157.4 people per square mile vs Ohio: 290.8.
- Ohio's population density is 1.8 times (85%) higher than New Hampshire's.
Biggest city
- New Hampshire's biggest city is Manchester with 116,386 people; Ohio's is Columbus with 933,263.
- Columbus' population is 8.0 times (702%) larger than Manchester's.
Largest metro area
- New Hampshire's largest metropolitan area is Boston-Cambridge-Newton, MA-NH metro area (5,025,517 people) vs Ohio's Cincinnati, OH-KY-IN metro area (2,302,815).
- Boston-Cambridge-Newton, MA-NH metro area's population is 2.2 times (118%) larger than Cincinnati, OH-KY-IN metro area's.
History
- New Hampshire: Admitted to the Union on June 21, 1788, as the 9th state.
- Ohio: Admitted to the Union on March 1, 1803, as the 17th state.
- In its current form, New Hampshire is the older of the two by 15 years.
New Hampshire vs Ohio Economy
GDP
- New Hampshire's GDP is $119.3 billion (2024) vs Ohio's $923.1 billion.
- Ohio's economic output is 7.7 times (674%) larger than New Hampshire's.
GDP per capita
- New Hampshire: $84,694 per person vs Ohio: $77,684.
- New Hampshire's GDP per capita is 1.1 times (9%) higher than Ohio's.
Average income
- New Hampshire: $83,192 vs Ohio: $64,464 average income per person (per capita personal income).
- New Hampshire's average income is 1.3 times (29%) higher than Ohio's.
New Hampshire vs Ohio Counties
Number of counties
- New Hampshire has 10 counties, while Ohio has 88.
- Ohio's county count is 8.8 times (780%) higher than New Hampshire's.
Biggest county by area
- New Hampshire's largest county is Coos County at 1,795 square miles; Ohio's is Ashtabula County at 702 square miles.
- Coos County's land area is 2.6 times (155%) larger than Ashtabula County's.
Smallest county by area
- New Hampshire: Strafford County (368 sq mi) vs Ohio: Lake County (229 sq mi).
- Strafford County's land area is 1.6 times (60%) larger than Lake County's.
Most populous county
- New Hampshire: Hillsborough County (430,462 people) vs Ohio: Franklin County (1,356,303 people).
- Franklin County's population is 3.2 times (215%) larger than Hillsborough County's.
Least populous county
- New Hampshire: Coos County (31,094 people) vs Ohio: Vinton County (12,545 people).
- Coos County's population is 2.5 times (148%) larger than Vinton County's.
Richest county
- New Hampshire: Rockingham County ($100,216 per capita income) vs Ohio: Delaware County ($96,573).
- Rockingham County and Delaware County have about the same income.
Poorest county
- New Hampshire: Coos County ($60,657 per capita income) vs Ohio: Noble County ($34,940).
- Coos County's income is 1.7 times (74%) richer than Noble County's.
New Hampshire vs Ohio Taxes
State income tax
- New Hampshire has no state income tax, while Ohio has a top income tax rate of 2.75%.
- Ohio's top rate is 2.75 percentage points higher.
Property tax
- New Hampshire: 1.46% effective rate vs Ohio: 1.22% of home value per year.
- New Hampshire's rate is 0.24 percentage points higher.
Sales tax
- New Hampshire: 0% combined state and average local rate vs Ohio: 7.29%.
- Ohio's combined rate is 7.29 percentage points higher.
Official Websites
New Hampshire official website · Ohio official website
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More Size Comparisons
All New Hampshire size comparisons · All Ohio 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.