How far is Sumter, SC from Barnwell, SC?
The driving distance from Sumter, SC to Barnwell, SC is about 102.1 miles (164.3 km), with a travel time of about 02h 14m by car.
- The straight-line flight distance is about 74.9 miles (120.5 km).
- For a round trip, plan for roughly 04h 28m 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 02h 14m.
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 Orangeburg County, South Carolina, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Sumter and Barnwell.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sumter and Barnwell.
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1
Start on East Liberty Street
20 m · 8 sec · East Liberty Street
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2
Turn left onto South Main Street
1633 ft · 34 sec · South Main Street
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3
Continue on Manning Avenue
1.6 mi · 3 min · Manning Avenue
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4
Continue on Manning Road
13.1 mi · 15 min · Manning Road
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5
Take the exit slight right toward I 95 South: Savannah
1962 ft · 48 sec
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6
Merge slight left
24.8 mi · 27 min
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7
Take the exit slight right toward US 301: Orangeburg
1904 ft · 47 sec
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8
Keep slight right
99 m · 8 sec
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9
Merge slight left onto Five Chop Road
21.1 mi · 26 min · Five Chop Road
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10
Turn slight left onto John C Calhoun Drive
2.5 mi · 4 min · John C Calhoun Drive
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11
Continue on Old Edisto Drive
1.7 mi · 2 min · Old Edisto Drive
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12
Continue on Bamberg Road
12.3 mi · 16 min · Bamberg Road
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13
Continue on Main Highway
3 mi · 4 min · Main Highway
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14
Turn right onto Heritage Highway
6.6 mi · 10 min · Heritage Highway
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15
Turn left onto Carolina Highway
1441 ft · 25 sec · Carolina Highway
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16
Turn right onto Hagood Street
2166 ft · 43 sec · Hagood Street
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17
Continue on Barnwell Road
11.8 mi · 21 min · Barnwell Road
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18
Continue on Main Street
1.1 mi · 2 min · Main Street
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19
Turn right onto Allen Street
1 km · 1 min · Allen Street
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20
Turn left onto Marlboro Avenue
75 m · 10 sec · Marlboro Avenue
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21
Turn left
21 m · 7 sec
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22
Turn right
67 m · 16 sec
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23
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Sumter and Barnwell.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
I 95 South
Merge slight left
24.8 mi · 00h 27m
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.
Sunny leaving Sumter and Sunny near Barnwell.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sumter to Barnwell?
The road trip is about 102.1 miles (164.3 km) and usually takes 02h 14m 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?
Elloree is a useful midpoint, sitting about 51 miles from Sumter and 51.1 miles from Barnwell.
How much longer is the road route than the straight-line distance?
The direct path is about 74.9 miles (120.5 km), while the road route adds roughly 27.2 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 2:02 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.26 one way or $28.52 round trip. Estimated CO2 is about 32 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Sumter and Sunny near Barnwell.
Stop Ideas Near Elloree
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 Elloree.
Denmark
Columbia
Kingstree
Camden
Flight Path Map
This map shows the direct air route between Sumter and Barnwell. Straight-line distance: 74.88 mi (120.51 km).
#1 Sumter
City in and county seat of Sumter County, South Carolina, United States
| Population | 39,439 |
| Coordinates | 33.9204400, -80.3414700 |
| Altitude | 52 |
| Country | United States |
#2 Barnwell
City in Barnwell County, South Carolina, United States
| Population | 4,260 |
| Coordinates | 33.2448700, -81.3587200 |
| Altitude | 66 |
| Country | United States |
End: Barnwell (-81.35872, 33.24487)
Estimated Travel Time
Distance: 164 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 24m |
| 40 mph (64.37 km/h) | 02h 33m |
| 50 mph (80.47 km/h) | 02h 02m |
| 60 mph (96.56 km/h) | 01h 42m |
| 70 mph (112.65 km/h) | 01h 27m |
| 80 mph (129 km/h) | 01h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $14.26 | $28.52 |
| Mid-grade | $4.43 | $15.94 | $31.89 |
| Premium | $4.78 | $17.20 | $34.40 |
| Diesel | $5.62 | $20.25 | $40.49 |
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 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.