How far is Barnesville, OH from Hamilton, OH?
The driving distance from Barnesville, OH to Hamilton, OH is about 206 miles (331.6 km), with a travel time of about 03h 22m by car.
- The straight-line flight distance is about 184.5 miles (296.9 km).
- For a round trip, plan for roughly 06h 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 03h 22m.
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.
Sunny
Driving Route Map
The map below follows the saved road route between Barnesville and Hamilton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Barnesville and Hamilton.
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1
Start on the route
64 m · 17 sec
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2
Turn right onto North Chestnut Street
1821 ft · 31 sec · North Chestnut Street
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3
Turn straight onto Bond Avenue
1.6 km · 1 min · Bond Avenue
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4
Continue on Barnesville Hendrysburg Road
4.3 mi · 6 min · Barnesville Hendrysburg Road
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5
Continue on Hendrysburg Freeport Road
110 m · 8 sec · Hendrysburg Freeport Road
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6
Continue on Hendrysburg Freeport Road
93 m · 10 sec · Hendrysburg Freeport Road
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7
Take the ramp left
1295 ft · 32 sec
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8
Merge slight left
92.9 mi · 1 hr 40 min
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9
Take the exit slight right toward I 270 South, I 270 North
1137 ft · 28 sec
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10
Keep slight left to continue on I 270 South
1869 ft · 46 sec
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11
Keep slight right to continue on I 270 South
1.5 km · 1 min
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12
Merge slight left onto Jack Nicklaus Freeway
10.9 mi · 13 min · Jack Nicklaus Freeway
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13
Take the exit slight right toward I 71: Cincinnati, Columbus
1415 ft · 35 sec
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14
Keep slight left to continue on I 71 South: Cincinnati
1699 ft · 42 sec
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15
Keep slight right to continue on I 71 South: Cincinnati
2411 ft · 1 min
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16
Merge slight left onto South Freeway
76 mi · 1 hr 23 min · South Freeway
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17
Take the exit slight right toward SR 741 North: Kings Mills Road, Mason
1504 ft · 41 sec
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18
Turn right onto Kings Mills Road
2 mi · 4 min · Kings Mills Road
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19
Turn sharp left
922 ft · 16 sec
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20
Continue straight
1.5 mi · 2 min
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21
Turn right onto West Main Street
1390 ft · 29 sec · West Main Street
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22
Turn right onto Mason Road
2220 ft · 44 sec · Mason Road
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23
Enter the roundabout and take exit 3 toward Mason Road
54 m · 4 sec · Mason Road
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24
Exit the roundabout onto Mason Road
1.1 km · 1 min · Mason Road
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25
Enter the roundabout and take exit 1 toward Mason Road
25 m · 2 sec · Mason Road
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26
Exit the roundabout onto Mason Road
1.3 km · 1 min · Mason Road
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27
Continue on Liberty Way
1.3 km · 2 min · Liberty Way
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28
Turn right onto Cox Lane
1581 ft · 32 sec · Cox Lane
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29
Enter the roundabout and take exit 3 toward Veterans Boulevard
92 m · 6 sec · Veterans Boulevard
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30
Exit the roundabout onto Veterans Boulevard
1274 ft · 23 sec · Veterans Boulevard
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31
Continue on Butler County Veterans Highway
9.3 mi · 11 min · Butler County Veterans Highway
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32
Continue on High Street
1.7 mi · 3 min · High Street
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33
Continue on High Street
69 m · 15 sec · High Street
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34
Arrive at your destination
0 m · 1 sec · High Street
Car Route Details
A richer read on the saved driving route between Barnesville and Hamilton.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Hendrysburg Freeport Road
Merge slight left
92.9 mi · 01h 40m
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.
Sunny leaving Barnesville and Sunny near Hamilton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Barnesville to Hamilton?
The road trip is about 206 miles (331.6 km) and usually takes 03h 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?
Groveport is a useful midpoint, sitting about 103.3 miles from Barnesville and 102.8 miles from Hamilton.
How much longer is the road route than the straight-line distance?
The direct path is about 184.5 miles (296.9 km), while the road route adds roughly 21.5 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 10:14 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $26.94 one way or $53.87 round trip. Estimated CO2 is about 64.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Barnesville and Sunny near Hamilton.
Stop Ideas Near Groveport
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 Groveport.
Columbus, OH
Flight Path Map
This map shows the direct air route between Barnesville and Hamilton. Straight-line distance: 184.48 mi (296.89 km).
#1 Barnesville
Town in Ohio
| Population | 3,949 |
| Coordinates | 39.9881300, -81.1765000 |
| Altitude | 387 |
| Country | United States |
#2 Hamilton
The most populous city in Butler County, Ohio.
| Population | 62,148 |
| Coordinates | 39.3995000, -84.5613400 |
| Altitude | 181 |
| Country | United States |
End: High Street (-84.56131, 39.399555)
Estimated Travel Time
Distance: 332 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 51m |
| 40 mph (64.37 km/h) | 05h 09m |
| 50 mph (80.47 km/h) | 04h 07m |
| 60 mph (96.56 km/h) | 03h 26m |
| 70 mph (112.65 km/h) | 02h 56m |
| 80 mph (129 km/h) | 02h 34m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $26.94 | $53.87 |
| Mid-grade | $4.24 | $30.84 | $61.68 |
| Premium | $4.79 | $34.82 | $69.65 |
| Diesel | $4.30 | $31.29 | $62.58 |
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.