How far is Colerain, OH from Unity, OH?
The driving distance from Colerain, OH to Unity, OH is about 219.5 miles (353.2 km), with a travel time of about 04h 31m by car.
- The straight-line flight distance is about 168 miles (270.3 km).
- For a round trip, plan for roughly 09h 03m 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 31m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Ohio
Route Weather Snapshot
Check the forecast at both ends before you head out.
Widespread Frost then Sunny
Driving Route Map
The map below follows the saved road route between Colerain and Unity.
Turn-by-Turn Driving Directions
Step-by-step road directions between Colerain and Unity.
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1
Start on Colerain Road
1.4 km · 1 min · Colerain Road
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2
Turn left onto Barton Colerain Road
2.3 mi · 6 min · Barton Colerain Road
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3
Turn left onto Barton Road
116 m · 12 sec · Barton Road
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4
At the end of the road, turn right onto Main Street
736 ft · 20 sec · Main Street
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5
Continue on Barton Road
3.5 mi · 8 min · Barton Road
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6
At the end of the road, turn right onto East Main Street
1.5 mi · 2 min · East Main Street
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7
Continue on National Road West
1.2 km · 1 min · National Road West
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8
Take the ramp slight right
1623 ft · 40 sec
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9
Merge slight left
105.6 mi · 1 hr 54 min
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10
Take the exit slight right toward I 270 South, I 270 North
1137 ft · 28 sec
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11
Keep slight left to continue on I 270 South
1869 ft · 46 sec
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12
Keep slight right to continue on I 270 South
1.5 km · 1 min
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13
Merge slight left onto Jack Nicklaus Freeway
8.9 mi · 10 min · Jack Nicklaus Freeway
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14
Take the exit slight right toward US 23 North: High Street
1858 ft · 45 sec
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15
Turn left onto South High Street
3.1 mi · 5 min · South High Street
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16
Continue on Portsmouth - Columbus Road
36.5 mi · 47 min · Portsmouth - Columbus Road
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17
Keep slight right
20.4 mi · 29 min
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18
Take the exit slight right
1719 ft · 48 sec
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19
Turn right onto James A. Rhodes Appalachian Highway
30.5 mi · 35 min · James A. Rhodes Appalachian Highway
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20
Turn left onto Unity Road
87 m · 8 sec · Unity Road
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21
Continue on Duffey Road
1505 ft · 42 sec · Duffey Road
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22
Turn left onto Unity Road
2.4 mi · 6 min · Unity Road
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23
Turn left onto Wheat Ridge Road
28 m · 3 sec · Wheat Ridge Road
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24
Arrive at your destination
0 m · 1 sec · Wheat Ridge Road
Car Route Details
A richer read on the saved driving route between Colerain and Unity.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
National Road West
Merge slight left
106 mi · 01h 54m
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.
Widespread Frost then Sunny leaving Colerain and Sunny near Unity.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Colerain to Unity?
The road trip is about 219.5 miles (353.2 km) and usually takes 04h 31m 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?
Reynoldsburg is a useful midpoint, sitting about 109.6 miles from Colerain and 109.9 miles from Unity.
How much longer is the road route than the straight-line distance?
The direct path is about 168 miles (270.3 km), while the road route adds roughly 51.5 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 7:56 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $28.71 one way or $57.43 round trip. Estimated CO2 is about 68.9 kg one way.
What should you check before leaving?
Before you leave, expect Widespread Frost then Sunny around Colerain and Sunny near Unity.
Stop Ideas Near Reynoldsburg
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 Reynoldsburg.
Columbus, OH
Flight Path Map
This map shows the direct air route between Colerain and Unity. Straight-line distance: 167.95 mi (270.29 km).
#1 Colerain
The most populous city in Hamilton County, Ohio.
| Population | 59,145 |
| Coordinates | 40.1259000, -80.8087000 |
| Altitude | 384 |
| Country | United States |
#2 Unity
City in Ohio, United States of America
| Population | 9,309 |
| Coordinates | 38.8917400, -83.5232500 |
| Altitude | 290 |
| Country | United States |
End: Unity (-83.52325, 38.89174)
Estimated Travel Time
Distance: 353 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 18m |
| 40 mph (64.37 km/h) | 05h 29m |
| 50 mph (80.47 km/h) | 04h 23m |
| 60 mph (96.56 km/h) | 03h 39m |
| 70 mph (112.65 km/h) | 03h 08m |
| 80 mph (129 km/h) | 02h 44m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $28.71 | $57.43 |
| Mid-grade | $4.24 | $32.88 | $65.75 |
| Premium | $4.79 | $37.12 | $74.25 |
| Diesel | $4.30 | $33.36 | $66.71 |
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 · May 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.