How far is Myrtle Beach, SC from Barnwell, SC?
The driving distance from Myrtle Beach, SC to Barnwell, SC is about 179.9 miles (289.6 km), with a travel time of about 03h 59m by car.
- The straight-line flight distance is about 145.8 miles (234.6 km).
- For a round trip, plan for roughly 07h 58m 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 59m.
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 South Carolina, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Myrtle Beach and Barnwell.
Turn-by-Turn Driving Directions
Step-by-step road directions between Myrtle Beach and Barnwell.
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1
Start on the route
21 m · 10 sec
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2
Turn left
49 m · 14 sec
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3
At the end of the road, turn right onto North Kings Highway
609 ft · 20 sec · North Kings Highway
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4
Turn left onto 6th Avenue North
149 m · 22 sec · 6th Avenue North
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5
Continue on 6th Avenue North
889 ft · 46 sec · 6th Avenue North
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6
At the end of the road, turn right onto Alder Street
47 m · 7 sec · Alder Street
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7
Turn left
10.5 mi · 16 min
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8
Continue on Highway 501 East
2 mi · 3 min · Highway 501 East
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9
Continue on Church Street
1.5 mi · 2 min · Church Street
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10
Turn left onto Wright Boulevard
1.1 mi · 2 min · Wright Boulevard
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11
Continue on Highway 378
22.9 mi · 32 min · Highway 378
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12
Continue on East Myrtle Beach Highway
36.1 mi · 43 min · East Myrtle Beach Highway
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13
Continue on Main Street
2637 ft · 1 min · Main Street
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14
Turn slight right onto Clarence Coker Highway
3.5 mi · 5 min · Clarence Coker Highway
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15
Continue on Myrtle Beach Highway
1.1 mi · 2 min · Myrtle Beach Highway
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16
Take the exit left toward I 95 South: Savannah
1639 ft · 40 sec
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17
Merge slight left
38.1 mi · 41 min
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18
Take the exit slight right toward US 301: Orangeburg
1904 ft · 47 sec
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19
Keep slight right
99 m · 8 sec
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20
Merge slight left onto Five Chop Road
21.1 mi · 26 min · Five Chop Road
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21
Turn slight left onto John C Calhoun Drive
2.5 mi · 4 min · John C Calhoun Drive
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22
Continue on Old Edisto Drive
1.7 mi · 2 min · Old Edisto Drive
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23
Continue on Bamberg Road
12.3 mi · 16 min · Bamberg Road
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24
Continue on Main Highway
3 mi · 4 min · Main Highway
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25
Turn right onto Heritage Highway
6.6 mi · 10 min · Heritage Highway
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26
Turn left onto Carolina Highway
1441 ft · 25 sec · Carolina Highway
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27
Turn right onto Hagood Street
2166 ft · 43 sec · Hagood Street
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28
Continue on Barnwell Road
11.8 mi · 21 min · Barnwell Road
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29
Continue on Main Street
1.1 mi · 2 min · Main Street
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30
Turn right onto Allen Street
1 km · 1 min · Allen Street
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31
Turn left onto Marlboro Avenue
75 m · 10 sec · Marlboro Avenue
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32
Turn left
21 m · 7 sec
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33
Turn right
67 m · 16 sec
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34
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Myrtle Beach and Barnwell.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 95 South
Merge slight left
38.1 mi · 00h 41m
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.
Mostly Sunny near Barnwell.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Myrtle Beach to Barnwell?
The road trip is about 179.9 miles (289.6 km) and usually takes 03h 59m 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?
Manning is a useful midpoint, sitting about 89.9 miles from Myrtle Beach and 90 miles from Barnwell.
How much longer is the road route than the straight-line distance?
The direct path is about 145.8 miles (234.6 km), while the road route adds roughly 34.1 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 9:02 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.15 one way or $50.30 round trip. Estimated CO2 is about 56.4 kg one way.
What should you check before leaving?
Before arriving, the latest forecast around Barnwell is Mostly Sunny.
Stop Ideas Near Manning
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Sumter City Hall
Turbeville Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Manning.
Kingstree
Florence
Camden
Columbia
Flight Path Map
This map shows the direct air route between Myrtle Beach and Barnwell. Straight-line distance: 145.75 mi (234.56 km).
#1 Myrtle Beach
Coastal city in South Carolina, United States
| Population | 35,555 |
| Coordinates | 33.6890600, -78.8866900 |
| Altitude | 8 |
| 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: 290 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 59m |
| 40 mph (64.37 km/h) | 04h 29m |
| 50 mph (80.47 km/h) | 03h 35m |
| 60 mph (96.56 km/h) | 02h 59m |
| 70 mph (112.65 km/h) | 02h 34m |
| 80 mph (129 km/h) | 02h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $25.15 | $50.30 |
| Mid-grade | $4.43 | $28.12 | $56.25 |
| Premium | $4.78 | $30.34 | $60.68 |
| Diesel | $5.62 | $35.71 | $71.42 |
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.