Origin
Awendaw, SC
Afternoon in Awendaw on Saturday
Local time
4:32 PM
EDT
Current temp
55°F
Unavailable
Live forecast
Trip from Awendaw, SC to Summerville, SC
Compiled and reviewed by the Trip.ovh planning team at COD Solutions Oy · Last reviewed Apr 18, 2026 · Editorial standards
Drive Time
1h 5m
Distance
47.5 mi
76 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$7
one way
EV Charging
Unknown
Best Time to Leave
4 AM
1h 0m
★
6 AM
1h 6m
8 AM
1h 16m
10 AM
1h 9m
12 PM
1h 8m
3 PM
1h 10m
5 PM
1h 15m
8 PM
1h 2m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Awendaw, SC
Junior Bastos
Summerville, SC
Wikimedia Commons
Trip Overview
The drive from Awendaw, SC to Summerville, SC covers 47.5 miles and takes about 1h 5m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on US 17, I 26, Mark Clark Expressway for much of the mileage, and the overall profile is mostly highway. The longest uninterrupted segment is about 18.8 miles on US 17. At current regular gas prices, budget about $7.43 one way before food or hotel costs.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| US 17 | 18.8 mi | 25m |
| I 26 | 11.7 mi | 13m |
| Mark Clark Expressway | 9.2 mi | 11m |
| Long Point Road | 2.8 mi | 5m |
| North Main Street | 2.2 mi | 3m |
| Rivers Avenue | 1.1 mi | 1m |
| East Richardson Avenue | <0.1 mi | <1m |
Longest stretch:
US 17
— 18.8 mi, about 25m
Turn-by-Turn Driving Directions
Step-by-step road directions between Awendaw, SC and Summerville, SC.
1
Start on US 17
0.2 mi
·
18 sec
·
US 17
2
Continue on US 17
19 mi
·
25 min
·
US 17
Use the straight lane.
3
Turn right onto Long Point Road
1.2 mi
·
2 min
·
Long Point Road
4
Enter roundabout onto State Road S-10-97
156 ft
·
3 sec
·
Long Point Road
5
Continue on State Road S-10-97
1.6 mi
·
3 min
·
Long Point Road
6
Take the ramp
0.6 mi
·
1 min
Toward I 526 West: North Charleston
7
Merge onto I 526
9.2 mi
·
11 min
·
Mark Clark Expressway
Use the straight / slight right lanes.
8
Take the exit
0.2 mi
·
31 sec
Exit 18B
Toward US 52 West, US 78 West: Rivers Avenue
Use the slight right lane.
9
Turn slight right onto US 52; US 78
1.1 mi
·
1 min
·
Rivers Avenue
Use the straight lane.
10
Turn straight
0.1 mi
·
20 sec
11
Take the ramp
0.5 mi
·
45 sec
Toward I 26 North: Columbia
12
Merge onto I 26
12 mi
·
13 min
·
I 26
Use the straight / slight right lanes.
13
Take the exit
0.3 mi
·
35 sec
Exit 199A
Toward US 17 Alternate South: Summerville
Use the right lane.
14
Turn straight onto US 17 Alternate
2.2 mi
·
3 min
·
North Main Street
Use the straight / right lanes.
15
Turn left onto East Richardson Avenue
116 ft
·
5 sec
·
East Richardson Avenue
Use the left lane.
16
Turn right
92 ft
·
6 sec
17
Arrive at destination
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
24 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 10 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 23.7 miles from Awendaw, SC, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 135 decision points cluster between mile 20 and 45 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
20 mi into trip
|
~28m in
|
State Road S-10-97 / Long Point Road
Enter roundabout onto State Road S-10-97 / Long Point Road
Roundabout - know your exit number before entering
5
22.1 mi into trip
|
~32m in
|
I 526 / Mark Clark Expressway
Merge onto I 526 / Mark Clark Expressway
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
8
31.4 mi into trip
|
~43m in
Take the exit toward US 52 West, US 78 West: Rivers Avenue
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 18B
Toward US 52 West, US 78 West: Rivers Avenue
5
33.3 mi into trip
|
~47m in
|
I 26
Merge onto I 26
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
7
45 mi into trip
|
~1h 1m in
Take the exit toward US 17 Alternate South: Summerville
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the right lane.
Exit 199A
Toward US 17 Alternate South: Summerville
Fuel & Cost
Regular Gas
$7.43 one way
$14.86 round trip
$3.97/gal
25.4 MPG avg
17 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.34 | $8.12 | $16.24 |
| premium | $4.70 | $8.79 | $17.58 |
| diesel | $5.61 | $10.49 | $20.97 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$7
Estimated CO2 emission: 16.6 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $5 in charging · 0 stops · 65% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 14.3 | 0 | $4.99 | $2.28 |
| Efficient EV | 11.9 | 0 | $4.16 | $1.90 |
| EV Truck/SUV | 19 | 0 | $6.65 | $3.04 |
Gas CO2
17 kg
EV CO2
6 kg (65% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Summerville, SC
Afternoon in Summerville on Saturday
Local time
4:32 PM
EDT
Current temp
87°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
32 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
1h 5m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
47.5 mi in 1h 5m, mostly highway — 18.8 mi of that is on US 17.
84% highway — fuel and pacing are the main things to plan.
17 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 18.8 mi on US 17.
How Hard Is This Drive?
7/10
This is a straightforward highway drive that stays mostly on US 17 and I 26. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 20 miles in near State Road S-10-97 / Long Point Road.
Driving Effort
7/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 47.5 miles you will encounter 13 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 20 miles (State Road S-10-97 / Long Point Road): Roundabout - know your exit number before entering; at 22.1 miles (I 526 / Mark Clark Expressway): Merge point - match speed before joining. Lane positioning matters here; at 31.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 1h 5m. Total distance: 47.5 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 5m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (84%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 18.8 miles on US 17. The full list of main roads is in the Roads section above.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Summerville, SC before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 20 miles (State Road S-10-97 / Long Point Road): Roundabout - know your exit number before entering; at 22.1 miles (I 526 / Mark Clark Expressway): Merge point - match speed before joining. Lane positioning matters here; at 31.4 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Fort Sumter and Fort Moultrie National Historical Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Summerville, SC before heading back.
How this page is built
Compiled by the Trip.ovh planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, and NPS for national parks. See our methodology for refresh cadence and limitations.
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