Cincinnati · the midpoint
Cincinnati is the most populous city in Hamilton County, Ohio, United States, and its county seat. Read more →
The fair place to meet is Cincinnati, OH — the city closest to the midpoint of Indianapolis and Louisville. From the farther side that’s about 2 hr 29 min of driving.
Recommended midpoint
Cincinnati, OH
From Indianapolis
2 hr 29 min
99 mi to Cincinnati
From Louisville
2 hr 14 min
89 mi to Cincinnati
That’s an even split — both sides drive within 15 min of each other. Indianapolis and Louisville are about 107 miles apart.
Indianapolis and Louisville are about 107 miles apart by road. Split the difference and you arrive near Cincinnati, the city closest to the halfway point between them. That splits the trip almost evenly — about 2 hr 29 min from Indianapolis and 2 hr 14 min from Louisville.
At this range, Cincinnati works for a same-day meetup: close enough from both Indianapolis and Louisville to meet for lunch or an afternoon and still be home by evening.
If Cincinnati doesn't have what you're after, Columbus and Nashville are also close to the midpoint and worth a look — each keeps the drive reasonably balanced between Indianapolis and Louisville.
Cincinnati is the most populous city in Hamilton County, Ohio, United States, and its county seat. Read more →
Indianapolis, colloquially known as Indy, is the capital and most populous city of the U.S. state of Indiana and the county seat of Marion County. Indianapolis is situated in the state's central till plain region along the west fork of the White River. Read more →
Louisville is the most populous city in the U.S. state of Kentucky, sixth-most populous city in the Southeast, and the 27th-most-populous city in the United States. Read more →
City descriptions adapted from Wikipedia (CC BY-SA); photos via Wikimedia Commons, credited above.
Estimates use straight-line distance and typical road speeds; real drive times vary with route and traffic.