Ohio

Distance from Cincinnati to Dayton

Straight-line distance

47.4mi

Cincinnati, OH and Dayton, OH are 47.4 miles (76.3 km) apart in a straight line. From Cincinnati, the shortest path starts out heading NNE (20°).

kilometers
76.3
nautical miles
41.2
heading from Cincinnati
20° NNE
heading from Dayton
200° SSW
CincinnatiDayton

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

How far Cincinnati is from Dayton

The great-circle distance between the Census internal points of Cincinnati and Dayton is 47.4 miles, 76.3 km or 41.2 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 47.4 miles, practically the same at this range.

Measurements

Miles
47.4
Kilometers
76.3
Nautical miles
41.2
Bearing from Cincinnati
20.0° NNE
Bearing arriving at Dayton
20.2°
Bearing from Dayton
200.2° SSW

Halfway between Cincinnati and Dayton

The great-circle midpoint is at 39.462550, -84.353409 (39°27'45.18"N 84°21'12.27"W). The nearest incorporated place of 1,000 or more people is Monroe, OH, with 15,950 residents, 1.3 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, Cincinnati gets 14 h 55 min of daylight and Dayton 15 h 00 min; on December 21, 9 h 25 min and 9 h 21 min. Dayton is 0.64° farther north, so it has the longer summer days and the shorter winter ones.

Population compared

Cincinnati has 2.3 times the population of Dayton. From July 2020 to July 2024, Cincinnati changed by +1.7% and Dayton by -0.9%. Both are in Ohio.

  1. 01Cincinnati, OH314,915 (+1.7%)
  2. 02Dayton, OH136,346 (-0.9%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Cincinnati from Dayton?

47.4 miles, 76.3 km or 41.2 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Dayton from Cincinnati?

NNE. The great-circle path leaves Cincinnati on a bearing of 20.0° and arrives at Dayton on 20.2°. The return trip starts on 200.2°.

What is halfway between Cincinnati and Dayton?

The midpoint is at 39.462550, -84.353409. The nearest incorporated place of 1,000+ is Monroe, OH, 1.3 miles from it.

Is there a time difference between Cincinnati and Dayton?

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

Which is bigger, Cincinnati or Dayton?

Cincinnati, with 314,915 residents in July 2024 against 136,346 for Dayton, 2.3 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.