Mauldin, SC to Socastee, SC is 235.1 miles and takes about 4h 42m via I 20, I 26, and US 501 Business, with a fuel budget near $40 and enough daylight to finish in a day. This drive stays within South Carolina, heading southeast across the state. Given its mostly highway profile and reasonable duration, it's a straightforward trip suitable for a single day. You'll spend most of your time on interstates before transitioning to US 501 Business as you near your destination.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
117.6 miles from Mauldin, SC
A natural place for your longest stop of the day
, about 2h 11m into the drive
.
Main Roads
Road
Distance
Duration
I 20
79.4 mi
1h 29m
I 26
55.2 mi
1h
US 501 Business
32.7 mi
41m
Golden Strip Freeway
29.8 mi
32m
West Palmetto Street
22.6 mi
32m
SC 544
7.9 mi
14m
SC 576
3.1 mi
3m
US 276
2.2 mi
3m
Longest stretch:
I 20
— 79.4 mi, about 1h 29m
Traffic on I-20
Hour-of-day weekday pattern from 34 FHWA count stations on your route.
Peak
4 PM
~2,146 veh/hr typical
· worst 2,576
Quietest
2 AM
~168 veh/hr
Peak-to-quiet ratio
12.8×
busier at peak than in the quiet hours
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Averaged across 52 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Mauldin, SC and Socastee, SC.
1
Start on this road
215 ft·18 sec·this road
2
Turn right
117 ft·11 sec
3
Turn right onto US 276
0.4 mi·49 sec·North Main Street
4
Keep slight right at fork onto US 276
2.2 mi·3 min·US 276
5
Merge onto I 385
30 mi·32 min·Golden Strip Freeway
Use the straight / slight right lanes.
6
Merge onto I 26
55 mi·1 hr·I 26
Use the slight right lane.
7
Take the exit
0.3 mi·41 sec
Exit 107BToward I 20 East: FlorenceUse the right lane.
8
Merge onto I 20
79 mi·1 hr 29 min·I 20
Use the straight / slight right lanes.
9
Turn left onto US 76
23 mi·32 min·West Palmetto Street
10
Continue on SC 576
3.1 mi·3 min·SC 576
11
Continue on US 501 Business; SC 41 Alternate
33 mi·41 min·US 501 Business; SC 41 Alternate
Use the left lane.
12
Turn right onto SC 544
2.6 mi·5 min·SC 544
Use the right lane.
13
Continue on SC 544
5.0 mi·8 min·SC 544
Use the straight / right lanes.
14
Turn straight onto SC 544
0.3 mi·41 sec·SC 544
15
Turn left onto S-26-616
1.2 mi·2 min·Dick Pond Road
16
Turn left onto SC 707
0.1 mi·19 sec·Socastee Boulevard
17
Turn left onto River Road
247 ft·10 sec·River Road
Use the left lane.
18
Arrive at destination
River Road
Trip Plan
Consider departing in the morning to make the most of daylight hours, especially since this is a single-day trip. The 4h 42m drive is manageable, but it's wise to plan for at least one stop to stretch and refuel. The longest stretch without a major exit is 79.4 miles on I 20, so be sure you have what you need before you begin that segment. Your estimated fuel cost is around $40, so factor that into your budget. As you approach Socastee, US 501 Business will become your primary route, so be prepared for more local traffic and varied speed limits.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 117.6 miles from Mauldin, SC, or about 2h 11m into the drive.
The longest continuous stretch on this route runs about 79.4 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 52 miles or 58m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 117.6 miles or 2h 11m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 3h 43m
Traffic, exits, and arrival timing usually matter more near Socastee, SC than in the middle of the route.
Before You Leave
+
Open the route before leaving Mauldin, SC so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Mauldin, SC
This is one driving day of about 235.1 miles and 4h 42m.
Your first comfortable stop window is around 52 miles from Mauldin, SC.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 20 for about 79.4 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 12
5 decision points cluster between mile 0 and 235.1 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
0 mi into trip|~0m in
Turn right
Navigation decision point
5
2.7 mi into trip|~4m in|I 385 / Golden Strip Freeway
Merge onto I 385 / Golden Strip Freeway
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
5
32.5 mi into trip|~36m in|I 26
Merge onto I 26
Merge point - match speed before joining. Lane positioning matters here
Use the slight right lane.
7
87.6 mi into trip|~1h 37m in
Take the exit toward I 20 East: Florence
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the right lane.
Exit 107B
Toward I 20 East: Florence
6
235.1 mi into trip|~4h 42m in|River Road
Turn left onto River Road
Lane positioning matters here
Use the left lane.
Fuel & Cost
Regular Gas
$34.71 one way
$69.42 round trip
$3.75/gal25.4 MPG avg82 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.12
$38.14
$76.29
premium
$4.49
$41.58
$83.16
diesel
$4.80
$44.39
$88.78
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$35
Meals
$25–$50
Total
$60–$85
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 82.3 kg one way.
Prices: EIA weekly data, 2026-07-13.
Driving Electric?
About $25 in charging
· 0 stops
· 66% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
70.5
0
$24.69
$11.28
Efficient EV
58.8
0
$20.57
$9.40
EV Truck/SUV
94
1
$32.91
$15.05
Gas CO2
82 kg
EV CO2
28 kg (66% less)
Plan for 0 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
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.
Forecast as of Jul 18, 2026
Origin
Mauldin, SC
Late night
in Mauldin on Sunday
Local time
2:59 AM
EDT
Current temp
93°F
Mostly Sunny then Chance Showers And Thunderstorms
SW 2 to 9 mph29% chanceLive forecast
Heat Advisory
Heat Advisory issued July 18 at 11:36AM EDT until July 18 at 8:00PM EDT by NWS Charleston SC
Beach Hazards Statement
Beach Hazards Statement issued July 18 at 2:41AM EDT until July 18 at 8:00PM EDT by NWS Wilmington NC
Destination
Socastee, SC
Late night
in Socastee on Sunday
Local time
2:59 AM
EDT
Current temp
93°F
Sunny
S 9 to 15 mph5% chanceLive forecast
Heat Advisory
Heat Advisory issued July 18 at 11:36AM EDT until July 18 at 8:00PM EDT by NWS Charleston SC
Beach Hazards Statement
Beach Hazards Statement issued July 18 at 2:41AM EDT until July 18 at 8:00PM EDT by NWS Wilmington NC
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
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
Very similar conditions
Both ends of the route are sitting at about the same temperature right now.
Road read
4h 42m on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Congaree National Park
National Park
Astonishing biodiversity exists in Congaree National Park, the largest intact expanse of old growth bottomland hardwood forest remaining in the southeastern United States. Waters from the Congaree and...
22 mi from route
~55 min detour
Free
near mile 105.4
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
This route is predominantly highway, with 89% of it on major roads like I 20 and I 26. You'll encounter your longest continuous stretch of highway driving for 79.4 miles on I 20. The transition to surface roads, specifically US 501 Business, will occur as you get closer to Socastee. Expect a significant number of exits and interchanges as you navigate the interstate system for the bulk of your travel.
89% highway — fuel and pacing are the main things to plan.
18 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 79.4 mi on I 20.
How Hard Is This Drive?
6/10
This is a straightforward highway drive that stays mostly on I 20 and I 26. You will hit about 12 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive.
Driving Effort6/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 235.1 miles you will encounter 12 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: near the start: Navigation decision point; at 2.7 miles (I 385 / Golden Strip Freeway): Merge point - match speed before joining. Lane positioning matters here; at 32.5 miles (I 26): Merge point - match speed before joining. Lane positioning matters here.
Elevation Profile
Mostly flat terrain
942 ft16 ft
Total Climb
149 ft
Total Descent
1,075 ft
Highest Point
942 ft
Elevation Range
926 ft
Detours Along the Way
Tagged by where each one fits in your drive — first break, midpoint, final stretch.
Doable as a same-day drive at 4h 42m. Total distance: 235.1 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
4h 42m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (89%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 79.4 miles on I 20. The full list of main roads is in the Roads section above.
Yes — we found about 16 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.
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 Socastee, SC before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. There are 16 rest areas along the route for bathroom stops.
The main spots that need attention: near the start: Navigation decision point; at 2.7 miles (I 385 / Golden Strip Freeway): Merge point - match speed before joining. Lane positioning matters here; at 32.5 miles (I 26): Merge point - match speed before joining. Lane positioning matters here.
Yes — Congaree National Park. See the National Parks section for detour distances and tips on detours.
Possible but tiring. At 4.7 hours each way, an in-and-out day trip would put you behind the wheel for 9.4 hours — manageable with a long break at Socastee, SC, but most travelers stay overnight.
