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Kentucky vs Ohio Size Comparison Map

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KENTUCKY VS OHIOOverlaid at the same scaleKentucky40,406 sq mi (104,651 km²)Ohio44,826 sq mi (116,098 km²)Ohio is 1.1 times (11%) larger than Kentucky. brilliantmaps.com

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

Kentucky vs Ohio Geography

Land area

  • Kentucky has a land area of 39,485 square miles (102,267 km²), while Ohio has 40,859 square miles (105,824 km²).
  • Kentucky and Ohio have about the same land area.

Total area

  • Kentucky: 40,406 square miles (104,651 km²) vs Ohio: 44,826 square miles (116,098 km²), including inland and coastal water.
  • Ohio's total area is 1.1 times (11%) larger than Kentucky's.

Length

  • Kentucky is 257 miles (414 km) long from north to south; Ohio is 291 miles (468 km).
  • Ohio's north-south length is 1.1 times (13%) longer than Kentucky's.

Width

  • Kentucky spans 418 miles (672 km) east to west; Ohio spans 317 miles (510 km).
  • Kentucky's east-west width is 1.3 times (32%) wider than Ohio's.

Highest point

  • Kentucky's highest point is Black Mountain at 4,134 feet (1,260 m); Ohio's is Campbell Hill at 1,547 feet (472 m).
  • Black Mountain is 2,587 feet higher than Campbell Hill.

Lowest point

  • Kentucky's lowest point is Mississippi River at 270 feet; Ohio's is Ohio River at 455 feet.
  • Kentucky's lowest point is 185 feet lower.

Kentucky vs Ohio Population and History

Population

  • Kentucky has a population of 4,588,372 (2024), while Ohio has 11,883,304 (2024).
  • Ohio's population is 2.6 times (159%) larger than Kentucky's.

Population density

  • Kentucky: 116.2 people per square mile vs Ohio: 290.8.
  • Ohio's population density is 2.5 times (150%) higher than Kentucky's.

Biggest city

  • Kentucky's biggest city is Louisville with 640,796 people; Ohio's is Columbus with 933,263.
  • Columbus' population is 1.5 times (46%) larger than Louisville's.

Largest metro area

  • Kentucky's largest metropolitan area is Cincinnati, OH-KY-IN metro area (2,302,815 people) vs Ohio's Cincinnati, OH-KY-IN metro area (2,302,815).
  • Cincinnati, OH-KY-IN metro area and Cincinnati, OH-KY-IN metro area have about the same population.

History

  • Kentucky: Admitted to the Union on June 1, 1792, as the 15th state.
  • Ohio: Admitted to the Union on March 1, 1803, as the 17th state.
  • In its current form, Kentucky is the older of the two by 11 years.

Kentucky vs Ohio Economy

GDP

  • Kentucky's GDP is $295.4 billion (2024) vs Ohio's $923.1 billion.
  • Ohio's economic output is 3.1 times (212%) larger than Kentucky's.

GDP per capita

  • Kentucky: $64,375 per person vs Ohio: $77,684.
  • Ohio's GDP per capita is 1.2 times (21%) higher than Kentucky's.

Average income

  • Kentucky: $58,256 vs Ohio: $64,464 average income per person (per capita personal income).
  • Ohio's average income is 1.1 times (11%) higher than Kentucky's.

Kentucky vs Ohio Counties

Number of counties

  • Kentucky has 120 counties, while Ohio has 88.
  • Kentucky's county count is 1.4 times (36%) higher than Ohio's.

Biggest county by area

  • Kentucky's largest county is Pike County at 786 square miles; Ohio's is Ashtabula County at 702 square miles.
  • Pike County's land area is 1.1 times (12%) larger than Ashtabula County's.

Smallest county by area

  • Kentucky: Gallatin County (98 sq mi) vs Ohio: Lake County (229 sq mi).
  • Lake County's land area is 2.3 times (133%) larger than Gallatin County's.

Most populous county

  • Kentucky: Jefferson County (793,881 people) vs Ohio: Franklin County (1,356,303 people).
  • Franklin County's population is 1.7 times (71%) larger than Jefferson County's.

Least populous county

  • Kentucky: Robertson County (2,382 people) vs Ohio: Vinton County (12,545 people).
  • Vinton County's population is 5.3 times (427%) larger than Robertson County's.

Richest county

  • Kentucky: Oldham County ($87,137 per capita income) vs Ohio: Delaware County ($96,573).
  • Delaware County's income is 1.1 times (11%) richer than Oldham County's.

Poorest county

  • Kentucky: Elliott County ($31,817 per capita income) vs Ohio: Noble County ($34,940).
  • Noble County's income is 1.1 times (10%) richer than Elliott County's.

Kentucky vs Ohio Taxes

State income tax

  • Kentucky has a top income tax rate of 3.5%, while Ohio has a top income tax rate of 2.75%.
  • Kentucky's top rate is 0.75 percentage points higher.

Property tax

  • Kentucky: 0.71% effective rate vs Ohio: 1.22% of home value per year.
  • Ohio's rate is 0.51 percentage points higher.

Sales tax

  • Kentucky: 6% combined state and average local rate vs Ohio: 7.29%.
  • Ohio's combined rate is 1.29 percentage points higher.

Official Websites

Kentucky official website · Ohio official website

Download the Kentucky vs Ohio Size Comparison Map for free

Kentucky vs Ohio Size Comparison Map

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More Size Comparisons

All Kentucky 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.