How far is Columbus, OH from Radnor, OH?
The driving distance from Columbus, OH to Radnor, OH is about 35 miles (56.3 km), with a travel time of about 00h 53m by car.
- The straight-line flight distance is about 30.3 miles (48.8 km).
- For a round trip, plan for roughly 01h 46m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 00h 53m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Areas Of Frost then Mostly Sunny
Areas Of Frost
Driving Route Map
The map below follows the saved road route between Columbus and Radnor.
Turn-by-Turn Driving Directions
Step-by-step road directions between Columbus and Radnor.
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1
Start on the route
23 m · 6 sec
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2
Turn right onto East State Street
556 ft · 26 sec · East State Street
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3
Turn left onto South High Street
151 m · 21 sec · South High Street
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4
Turn right onto West Town Street
861 ft · 33 sec · West Town Street
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5
At the end of the road, turn left onto Civic Center Drive
570 ft · 21 sec · Civic Center Drive
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6
Turn right onto West Rich Street
858 ft · 29 sec · West Rich Street
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7
Continue on West Town Street
1 km · 2 min · West Town Street
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8
Take the ramp right toward SR 315 North: Worthington, Airport
687 ft · 17 sec
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9
Merge slight left onto West Innerbelt
1.4 km · 1 min · West Innerbelt
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10
Continue on Olentangy Freeway
11 mi · 14 min · Olentangy Freeway
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11
Continue on Olentangy River Road
3.9 mi · 7 min · Olentangy River Road
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12
Enter the roundabout and take exit 2 toward Olentangy River Road
41 m · 2 sec · Olentangy River Road
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13
Exit the roundabout onto Olentangy River Road
2.9 mi · 5 min · Olentangy River Road
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14
Turn slight right
119 m · 7 sec
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15
Turn slight right onto Olentangy River Road
2.9 mi · 5 min · Olentangy River Road
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16
At the end of the road, turn left onto Columbus Pike
2.9 mi · 4 min · Columbus Pike
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17
Take the exit slight right
1312 ft · 39 sec
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18
Continue on East William Street
1.6 mi · 2 min · East William Street
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19
Continue on Marysville Road
1 mi · 1 min · Marysville Road
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20
Turn right onto Houk Road
2148 ft · 1 min · Houk Road
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21
Turn left onto West Central Avenue
2727 ft · 1 min · West Central Avenue
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22
Continue on SR 37
3044 ft · 49 sec · SR 37
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23
Continue on State Route 203
4.7 mi · 7 min · State Route 203
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24
Turn right onto Radnor Road
2 m · 1 sec · Radnor Road
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25
Arrive at your destination
0 m · 1 sec · Radnor Road
Car Route Details
A richer read on the saved driving route between Columbus and Radnor.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Olentangy Freeway
Continue on Olentangy Freeway
11 mi · 00h 14m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Areas Of Frost then Mostly Sunny leaving Columbus and Areas Of Frost near Radnor.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Columbus to Radnor?
The road trip is about 35 miles (56.3 km) and usually takes 00h 53m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Powell is a useful midpoint, sitting about 17.5 miles from Columbus and 17.5 miles from Radnor.
How much longer is the road route than the straight-line distance?
The direct path is about 30.3 miles (48.8 km), while the road route adds roughly 4.7 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:44 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.56 one way or $9.11 round trip. Estimated CO2 is about 10.9 kg one way.
What should you check before leaving?
Before you leave, expect Areas Of Frost then Mostly Sunny around Columbus and Areas Of Frost near Radnor.
Stop Ideas Near Powell
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 Powell.
Columbus, OH
Flight Path Map
This map shows the direct air route between Columbus and Radnor. Straight-line distance: 30.31 mi (48.78 km).
#1 Columbus
The fifteenth most populous city in the United States and the center of the Columbus metropolitan area.
| Population | 884,356 |
| Coordinates | 39.9611800, -82.9987900 |
| Altitude | 235 |
| Country | United States |
#2 Radnor
Township in Delaware County, Ohio
| Population | 1,904 |
| Coordinates | 40.3842300, -83.1507500 |
| Altitude | 285 |
| Country | United States |
End: Radnor (-83.15075, 40.38423)
Estimated Travel Time
Distance: 56 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 09m |
| 40 mph (64.37 km/h) | 00h 52m |
| 50 mph (80.47 km/h) | 00h 41m |
| 60 mph (96.56 km/h) | 00h 34m |
| 70 mph (112.65 km/h) | 00h 29m |
| 80 mph (129 km/h) | 00h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.71 | $4.56 | $9.11 |
| Mid-grade | $4.24 | $5.22 | $10.44 |
| Premium | $4.79 | $5.89 | $11.78 |
| Diesel | $4.30 | $5.29 | $10.59 |
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.