How far is Napoleon, OH from Colerain, OH?
The driving distance from Napoleon, OH to Colerain, OH is about 238.9 miles (384.5 km), with a travel time of about 04h 22m by car.
- The straight-line flight distance is about 194.4 miles (312.8 km).
- For a round trip, plan for roughly 08h 45m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 04h 22m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Ohio, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Napoleon and Colerain.
Turn-by-Turn Driving Directions
Step-by-step road directions between Napoleon and Colerain.
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1
Start on East Clinton Street
26 m · 9 sec · East Clinton Street
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2
Turn left onto North Perry Street
2498 ft · 58 sec · North Perry Street
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3
Turn left onto East Maumee Avenue
970 ft · 20 sec · East Maumee Avenue
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4
Turn right onto Appian Avenue
1803 ft · 36 sec · Appian Avenue
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5
Continue on County Road 11C
3.8 mi · 7 min · County Road 11C
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6
At the end of the road, turn right onto Grand Army of the Republic Highway
5.1 mi · 6 min · Grand Army of the Republic Highway
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7
Continue on West North Street
1.1 km · 46 sec · West North Street
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8
Continue on Grand Army of the Republic Highway
9.7 mi · 11 min · Grand Army of the Republic Highway
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9
Continue on Bowling Green Road West
1.8 mi · 2 min · Bowling Green Road West
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10
Continue on Grand Army of the Republic Highway
5.1 mi · 6 min · Grand Army of the Republic Highway
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11
Take the exit slight right
2739 ft · 1 min
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12
Merge slight left
22.1 mi · 24 min
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13
Take the exit slight right toward US 68, SR 15
1 km · 1 min
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14
Keep slight left to continue on US 68, SR 15: Kenton, Columbus
17.1 mi · 20 min
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15
Continue straight
13.4 mi · 15 min
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16
Take the exit slight right
72.1 mi · 1 hr 24 min
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17
Take the exit slight right
1102 ft · 29 sec
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18
Turn left onto Madison Avenue
1.3 km · 2 min · Madison Avenue
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19
Continue on Dover Road
4.7 mi · 6 min · Dover Road
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20
Continue on West Main Street
1.6 mi · 2 min · West Main Street
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21
Continue on Dover Road
7 mi · 8 min · Dover Road
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22
Continue on West Main Street
2367 ft · 35 sec · West Main Street
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23
Continue on Dover Road
3.1 mi · 4 min · Dover Road
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24
Continue on Sandusky Drive Southwest
1.5 km · 1 min · Sandusky Drive Southwest
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25
Continue on West Main Street
2588 ft · 37 sec · West Main Street
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26
Continue on Sandusky Drive Southwest
4.9 mi · 6 min · Sandusky Drive Southwest
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27
Turn right
3 mi · 4 min
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28
Take the exit right
6.6 mi · 8 min
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29
Keep slight right
9.9 mi · 11 min
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30
Take the exit straight toward US 36, US 250, SR 800: Dennison-Cadiz, Newcomerstown
566 ft · 14 sec
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31
Keep slight left to continue on US 250 East, SR 800 South: Cadiz-Dennison
1.7 mi · 2 min
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32
Turn left
21.4 mi · 30 min
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33
Turn left onto Deersville Avenue
1.3 km · 2 min · Deersville Avenue
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34
Continue on West Market Street
2.2 mi · 3 min · West Market Street
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35
Continue on Cadiz-Harrisville Road
8.3 mi · 12 min · Cadiz-Harrisville Road
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36
Continue on West Main Street
4.9 mi · 7 min · West Main Street
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37
Continue on Colerain Road
1.7 mi · 2 min · Colerain Road
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38
Arrive at your destination
0 m · 1 sec · Colerain Road
Car Route Details
A richer read on the saved driving route between Napoleon and Colerain.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US 68
Take the exit slight right
72.1 mi · 01h 24m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny leaving Napoleon and Sunny near Colerain.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Napoleon to Colerain?
The road trip is about 238.9 miles (384.5 km) and usually takes 04h 22m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Ontario is a useful midpoint, sitting about 118.7 miles from Napoleon and 120.2 miles from Colerain.
How much longer is the road route than the straight-line distance?
The direct path is about 194.4 miles (312.8 km), while the road route adds roughly 44.5 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 8:14 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $31.23 one way or $62.47 round trip. Estimated CO2 is about 74.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Napoleon and Sunny near Colerain.
Stop Ideas Near Ontario
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Ontario.
Sandusky
Elyria
Columbus, OH
Cleveland Lakefront station
Flight Path Map
This map shows the direct air route between Napoleon and Colerain. Straight-line distance: 194.36 mi (312.79 km).
#1 Napoleon
City in and the county seat of Henry County, Ohio, United States
| Population | 8,147 |
| Coordinates | 41.3922700, -84.1252200 |
| Altitude | 207 |
| Country | United States |
#2 Colerain
The most populous city in Hamilton County, Ohio.
| Population | 59,145 |
| Coordinates | 40.1259000, -80.8087000 |
| Altitude | 384 |
| Country | United States |
End: South Colerain Road (-80.808758, 40.125865)
Estimated Travel Time
Distance: 385 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 57m |
| 40 mph (64.37 km/h) | 05h 58m |
| 50 mph (80.47 km/h) | 04h 46m |
| 60 mph (96.56 km/h) | 03h 58m |
| 70 mph (112.65 km/h) | 03h 24m |
| 80 mph (129 km/h) | 02h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $31.23 | $62.47 |
| Mid-grade | $4.24 | $35.76 | $71.52 |
| Premium | $4.79 | $40.38 | $80.76 |
| Diesel | $4.30 | $36.28 | $72.57 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Ohio · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.