Ohio

Distance from Columbus to Dayton

Straight-line distance

65.9mi

Columbus, OH and Dayton, OH are 65.9 miles (106.0 km) apart in a straight line. From Columbus, the shortest path starts out heading WSW (258°).

kilometers
106.0
nautical miles
57.2
heading from Columbus
258° WSW
heading from Dayton
78° ENE
ColumbusDayton

Orange line: great-circle path · ring: midpoint · thin lines: county borders

How far Columbus is from Dayton

The great-circle distance between the Census internal points of Columbus and Dayton is 65.9 miles, 106.0 km or 57.2 nautical miles. That is the shortest path over the Earth's surface, computed with the haversine formula on a sphere with the mean Earth radius, 6,371.0 km. A course held on one compass bearing (a rhumb line) would be 65.9 miles, practically the same at this range.

Measurements

Miles
65.9
Kilometers
106.0
Nautical miles
57.2
Bearing from Columbus
258.3° WSW
Bearing arriving at Dayton
257.5°
Bearing from Dayton
77.5° ENE

Halfway between Columbus and Dayton

The great-circle midpoint is at 39.885884, -83.593132 (39°53'9.18"N 83°35'35.28"W). The nearest incorporated place of 1,000 or more people is South Charleston, OH, with 1,695 residents, 5.0 miles from the midpoint. To find towns near the midpoint of any two places, use the halfway tool.

Time zones and daylight

Both use America/New_York, so there is no time difference. On June 21, Columbus gets 15 h 01 min of daylight and Dayton 15 h 00 min; on December 21, 9 h 20 min and 9 h 21 min. The two sit at nearly the same latitude, so their day lengths match closely all year.

Population compared

Columbus has 6.8 times the population of Dayton. From July 2020 to July 2024, Columbus changed by +3.0% and Dayton by -0.9%. Both are in Ohio.

  1. 01Columbus, OH933,263 (+3.0%)
  2. 02Dayton, OH136,346 (-0.9%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Columbus from Dayton?

65.9 miles, 106.0 km or 57.2 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Dayton from Columbus?

WSW. The great-circle path leaves Columbus on a bearing of 258.3° and arrives at Dayton on 257.5°. The return trip starts on 77.5°.

What is halfway between Columbus and Dayton?

The midpoint is at 39.885884, -83.593132. The nearest incorporated place of 1,000+ is South Charleston, OH, 5.0 miles from it.

Is there a time difference between Columbus and Dayton?

Both use America/New_York, so there is no time difference.

Which is bigger, Columbus or Dayton?

Columbus, with 933,263 residents in July 2024 against 136,346 for Dayton, 6.8 times as many.

Sources and data as of

Data as of: Census 2024 Gazetteer internal points and Vintage 2024 estimates; time zones from Open-Meteo.

  1. 01Census 2024 Gazetteer, places
  2. 02Census Vintage 2024 subcounty population estimates
  3. 03SunCalc library (Vladimir Agafonkin), algorithms after Jean Meeus
  4. 04IANA time zone database (clock times and daylight saving rules)

How every number is computed: methodology. Spotted a wrong figure? Report an error.