Ohio to Indiana

Distance from Cincinnati to Indianapolis

Straight-line distance

97.9mi

Cincinnati, OH and Indianapolis, IN are 97.9 miles (157.6 km) apart in a straight line. From Cincinnati, the shortest path starts out heading WNW (297°).

kilometers
157.6
nautical miles
85.1
heading from Cincinnati
297° WNW
heading from Indianapolis
116° ESE
CincinnatiIndianapolis

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

How far Cincinnati is from Indianapolis

The great-circle distance between the Census internal points of Cincinnati and Indianapolis is 97.9 miles, 157.6 km or 85.1 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 97.9 miles, practically the same at this range.

Measurements

Miles
97.9
Kilometers
157.6
Nautical miles
85.1
Bearing from Cincinnati
297.2° WNW
Bearing arriving at Indianapolis
296.2°
Bearing from Indianapolis
116.2° ESE

Halfway between Cincinnati and Indianapolis

The great-circle midpoint is at 39.461330, -85.322100 (39°27'40.79"N 85°19'19.56"W). The nearest incorporated place of 1,000 or more people is Greensburg, IN, with 12,317 residents, 12.2 miles from the midpoint. To find towns near the midpoint of any two places, use the halfway tool.

Time zones and daylight

Cincinnati uses America/New_York and Indianapolis uses America/Indiana/Indianapolis; Indianapolis is the same clock time all year. On June 21, Cincinnati gets 14 h 55 min of daylight and Indianapolis 15 h 00 min; on December 21, 9 h 25 min and 9 h 21 min. Indianapolis is 0.64° farther north, so it has the longer summer days and the shorter winter ones.

Population compared

Indianapolis has 2.8 times the population of Cincinnati. From July 2020 to July 2024, Cincinnati changed by +1.7% and Indianapolis by +0.5%. The trip crosses from Ohio into Indiana.

  1. 01Cincinnati, OH314,915 (+1.7%)
  2. 02Indianapolis, IN891,484 (+0.5%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Cincinnati from Indianapolis?

97.9 miles, 157.6 km or 85.1 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Indianapolis from Cincinnati?

WNW. The great-circle path leaves Cincinnati on a bearing of 297.2° and arrives at Indianapolis on 296.2°. The return trip starts on 116.2°.

What is halfway between Cincinnati and Indianapolis?

The midpoint is at 39.461330, -85.322100. The nearest incorporated place of 1,000+ is Greensburg, IN, 12.2 miles from it.

Is there a time difference between Cincinnati and Indianapolis?

Cincinnati uses America/New_York and Indianapolis uses America/Indiana/Indianapolis; Indianapolis is the same clock time all year.

Which is bigger, Cincinnati or Indianapolis?

Indianapolis, with 891,484 residents in July 2024 against 314,915 for Cincinnati, 2.8 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.