The map above shows Michigan and Ohio side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Michigan vs Ohio Geography
Land area
- Michigan has a land area of 56,611 square miles (146,622 km²), while Ohio has 40,859 square miles (105,824 km²).
- Michigan's land area is 1.4 times (39%) larger than Ohio's.
Total area
- Michigan: 96,713 square miles (250,486 km²) vs Ohio: 44,826 square miles (116,098 km²), including inland and coastal water.
- Michigan's total area is 2.2 times (116%) larger than Ohio's.
Length
- Michigan is 489 miles (786 km) long from north to south; Ohio is 291 miles (468 km).
- Michigan's north-south length is 1.7 times (68%) longer than Ohio's.
Width
- Michigan spans 453 miles (728 km) east to west; Ohio spans 317 miles (510 km).
- Michigan's east-west width is 1.4 times (43%) wider than Ohio's.
Highest point
- Michigan's highest point is Mount Arvon at 2,014 feet (614 m); Ohio's is Campbell Hill at 1,547 feet (472 m).
- Mount Arvon is 467 feet higher than Campbell Hill.
Lowest point
- Michigan's lowest point is Lake Erie at 571 feet; Ohio's is Ohio River at 455 feet.
- Ohio's lowest point is 116 feet lower.
Michigan vs Ohio Population and History
Population
- Michigan has a population of 10,140,459 (2024), while Ohio has 11,883,304 (2024).
- Ohio's population is 1.2 times (17%) larger than Michigan's.
Population density
- Michigan: 179.1 people per square mile vs Ohio: 290.8.
- Ohio's population density is 1.6 times (62%) higher than Michigan's.
Biggest city
- Michigan's biggest city is Detroit with 645,705 people; Ohio's is Columbus with 933,263.
- Columbus' population is 1.4 times (45%) larger than Detroit's.
Largest metro area
- Michigan's largest metropolitan area is Detroit-Warren-Dearborn, MI metro area (4,400,578 people) vs Ohio's Cincinnati, OH-KY-IN metro area (2,302,815).
- Detroit-Warren-Dearborn, MI metro area's population is 1.9 times (91%) larger than Cincinnati, OH-KY-IN metro area's.
History
- Michigan: Admitted to the Union on January 26, 1837, as the 26th state.
- Ohio: Admitted to the Union on March 1, 1803, as the 17th state.
- In its current form, Ohio is the older of the two by 34 years.
Michigan vs Ohio Economy
GDP
- Michigan's GDP is $702.5 billion (2024) vs Ohio's $923.1 billion.
- Ohio's economic output is 1.3 times (31%) larger than Michigan's.
GDP per capita
- Michigan: $69,274 per person vs Ohio: $77,684.
- Ohio's GDP per capita is 1.1 times (12%) higher than Michigan's.
Average income
- Michigan: $63,690 vs Ohio: $64,464 average income per person (per capita personal income).
- Michigan and Ohio have about the same average income.
Michigan vs Ohio Counties
Number of counties
- Michigan has 83 counties, while Ohio has 88.
- Ohio's county count is 1.1 times (6%) higher than Michigan's.
Biggest county by area
- Michigan's largest county is Marquette County at 1,809 square miles; Ohio's is Ashtabula County at 702 square miles.
- Marquette County's land area is 2.6 times (158%) larger than Ashtabula County's.
Smallest county by area
- Michigan: Benzie County (320 sq mi) vs Ohio: Lake County (229 sq mi).
- Benzie County's land area is 1.4 times (39%) larger than Lake County's.
Most populous county
- Michigan: Wayne County (1,771,063 people) vs Ohio: Franklin County (1,356,303 people).
- Wayne County's population is 1.3 times (31%) larger than Franklin County's.
Least populous county
- Michigan: Keweenaw County (2,161 people) vs Ohio: Vinton County (12,545 people).
- Vinton County's population is 5.8 times (481%) larger than Keweenaw County's.
Richest county
- Michigan: Oakland County ($93,579 per capita income) vs Ohio: Delaware County ($96,573).
- Oakland County and Delaware County have about the same income.
Poorest county
- Michigan: Lake County ($39,505 per capita income) vs Ohio: Noble County ($34,940).
- Lake County's income is 1.1 times (13%) richer than Noble County's.
Michigan vs Ohio Taxes
State income tax
- Michigan has a top income tax rate of 4.25%, while Ohio has a top income tax rate of 2.75%.
- Michigan's top rate is 1.5 percentage points higher.
Property tax
- Michigan: 1.18% effective rate vs Ohio: 1.22% of home value per year.
- Ohio's rate is 0.04 percentage points higher.
Sales tax
- Michigan: 6% combined state and average local rate vs Ohio: 7.29%.
- Ohio's combined rate is 1.29 percentage points higher.
Official Websites
Michigan official website · Ohio official website
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More Size Comparisons
All Michigan 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.