How far is Barnwell, SC from Summerville, SC?
The driving distance from Barnwell, SC to Summerville, SC is about 77.4 miles (124.6 km), with a travel time of about 01h 36m by car.
- The straight-line flight distance is about 70.2 miles (113 km).
- For a round trip, plan for roughly 03h 13m 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 01h 36m.
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.
Census-designated place in Santa Cruz County, California
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Barnwell and Summerville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Barnwell and Summerville.
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1
Start on the route
67 m · 22 sec
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2
At the end of the road, turn left
21 m · 7 sec
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3
Turn right onto Marlboro Avenue
75 m · 9 sec · Marlboro Avenue
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4
Turn right onto Allen Street
1 km · 1 min · Allen Street
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5
At the end of the road, turn left onto Main Street
1.1 mi · 2 min · Main Street
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6
Continue on SC 70
5.1 mi · 9 min · SC 70
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7
Continue on Denmark Road
6.7 mi · 12 min · Denmark Road
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8
Continue on Hagood Street
2166 ft · 51 sec · Hagood Street
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9
Turn left onto Carolina Highway
1441 ft · 25 sec · Carolina Highway
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10
Turn right onto Heritage Highway
6.6 mi · 10 min · Heritage Highway
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11
Turn left onto Main Highway
3 mi · 4 min · Main Highway
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12
Continue on Bamberg Road
12.4 mi · 16 min · Bamberg Road
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13
Continue on Old Edisto Drive
1.7 mi · 2 min · Old Edisto Drive
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14
Continue on John C Calhoun Drive
2.4 mi · 4 min · John C Calhoun Drive
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15
Turn right onto Five Chop Road
6.4 mi · 8 min · Five Chop Road
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16
Take the exit slight right
2180 ft · 53 sec
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17
Merge slight left
44.3 mi · 48 min
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18
Take the exit slight right toward US 17 Alternate South: Summerville
1450 ft · 35 sec
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19
Turn straight onto North Main Street
2 mi · 3 min · North Main Street
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20
Turn left onto East Richardson Avenue
35 m · 5 sec · East Richardson Avenue
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21
Turn right
28 m · 7 sec
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22
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Barnwell and Summerville.
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.
Five Chop Road
Merge slight left
44.3 mi · 00h 48m
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.
Mostly Sunny leaving Barnwell and Mostly Sunny near Summerville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Barnwell to Summerville?
The road trip is about 77.4 miles (124.6 km) and usually takes 01h 36m 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?
Brookdale is a useful midpoint, sitting about 46.9 miles from Barnwell and 30.5 miles from Summerville.
How much longer is the road route than the straight-line distance?
The direct path is about 70.2 miles (113 km), while the road route adds roughly 7.2 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 3:16 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.81 one way or $21.63 round trip. Estimated CO2 is about 24.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Barnwell and Mostly Sunny near Summerville.
Stop Ideas Near Brookdale
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 Brookdale.
Denmark
Columbia
Camden
Yemassee
Flight Path Map
This map shows the direct air route between Barnwell and Summerville. Straight-line distance: 70.21 mi (113 km).
#1 Barnwell
City in Barnwell County, South Carolina, United States
| Population | 4,260 |
| Coordinates | 33.2448700, -81.3587200 |
| Altitude | 66 |
| Country | United States |
#2 Summerville
Town in South Carolina, United States
| Population | 53,301 |
| Coordinates | 33.0185000, -80.1756500 |
| Altitude | 27 |
| Country | United States |
End: East Richardson Avenue (-80.1755, 33.018698)
Estimated Travel Time
Distance: 125 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 34m |
| 40 mph (64.37 km/h) | 01h 56m |
| 50 mph (80.47 km/h) | 01h 32m |
| 60 mph (96.56 km/h) | 01h 17m |
| 70 mph (112.65 km/h) | 01h 06m |
| 80 mph (129 km/h) | 00h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $10.81 | $21.63 |
| Mid-grade | $4.43 | $12.09 | $24.18 |
| Premium | $4.78 | $13.04 | $26.09 |
| Diesel | $5.62 | $15.35 | $30.71 |
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 South Carolina · Apr 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.