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Trip from Johnsonville, SC to Mount Pleasant, SC

Last recalculated Apr 16, 2026

Drive Time

2h 2m

Distance

81.5 mi

131 km

Drive Score

8/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$13

one way

Best Time to Leave

Save up to 26 min
4 AM
1h 54m ★
6 AM
2h 2m
8 AM
2h 20m
10 AM
2h 9m
12 PM
2h 7m
3 PM
2h 9m
5 PM
2h 19m
8 PM
1h 57m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Downtown Johnsonville, SC, SC

Johnsonville, SC

Mark Stebnicki

town in Charleston County, South Carolina, United States

Mount Pleasant, SC

Wikimedia Commons

Trip Overview

This 81.5-mile drive from Johnsonville, SC to Mount Pleasant, SC is a straightforward journey that can easily be completed in about 2 hours and 2 minutes. It's a perfect option for a single-day trip, with an estimated fuel cost of around $13. The route is primarily highway-focused, offering a direct path through the Southeast region. You won't need to worry about breaking this drive up, making it ideal for a quick transition between locations. Given its manageable length and cost, this trip is designed for efficiency.

Trip Pace

Same-day drive is realistic

A same-day return is realistic if you keep stops short.

Break Rhythm

0 planned breaks

A short stop every 2 to 3 hours is enough for this drive.

Midpoint

40.8 miles from Johnsonville, SC

A natural place for your longest stop of the day , about 1h into the drive .

Drive Character

Expect a highway-focused drive for about 74% of this 81.5-mile trip. You'll spend a significant portion of your time on roads like SC 41 and County Line Road. The longest uninterrupted stretch you'll encounter is 47.8 miles on SC 41, so you can settle in for a good period of consistent travel. While largely highway, the route may offer moments of varied driving as you navigate between main thoroughfares. It's a drive characterized by steady progress rather than winding, scenic byways.

Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 17 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
SC 41 is the longest continuous segment at about 47.8 miles.

How Hard Is This Drive?

This is a straightforward highway drive that stays mostly on SC 41 and County Line Road. You will hit about 8 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near SC 341 / East Broadway Street.

Route Complexity 5/10

Moderate - straightforward overall, but long enough or busy enough to require pacing

This drive requires moderate attention. Across 81.5 miles you will encounter 8 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 (SC 341 / East Broadway Street): Navigation decision point; at 0.4 miles (SC 41; SC 51 / South Georgetown Highway): Navigation decision point; at 69.7 miles (SC 41): Lane positioning matters here.

Critical Maneuvers

5 of 8 key points

These are the spots where you need to pay the most attention. Preview them before you drive.

4
0 mi into trip | ~0m in | SC 341 / East Broadway Street

Turn left onto SC 341 / East Broadway Street

Navigation decision point

4
0.4 mi into trip | ~0m in | SC 41; SC 51 / South Georgetown Highway

Turn right onto SC 41; SC 51 / South Georgetown Highway

Navigation decision point

6
69.7 mi into trip | ~1h 41m in | SC 41

At end of road, turn left onto SC 41

Lane positioning matters here

Use the straight lane.
5
75.3 mi into trip | ~1h 51m in | US 17

Merge onto US 17

Merge point - match speed before joining. Lane positioning matters here

Use the left lane.
5
81.5 mi into trip | ~2h 2m in

Turn left

Navigation decision point

Main Roads

Road Distance Duration
SC 41 47.8 mi 1h 10m
County Line Road 13.7 mi 18m
State Highway 41 8.2 mi 12m
US 17 4.3 mi 7m
North Main Street 2.6 mi 4m
South Georgetown Highway 2.4 mi 4m
Chuck Dawley Boulevard 1.3 mi 2m
East Broadway Street 0.4 mi <1m
Longest stretch: SC 41 — 47.8 mi, about 1h 10m

Turn-by-Turn Driving Directions

Step-by-step road directions between Johnsonville, SC and Mount Pleasant, SC.

1

Start on North Railroad Avenue

141 ft · 13 sec · North Railroad Avenue
2

Turn left onto SC 341

0.4 mi · 46 sec · East Broadway Street
3

Turn right onto SC 41; SC 51

2.4 mi · 4 min · South Georgetown Highway
4

Continue on SC 41; SC 51

2.6 mi · 4 min · North Main Street
5

Continue on SC 41; SC 51

8.2 mi · 12 min · State Highway 41
6

Continue on SC 41; SC 51

14 mi · 18 min · County Line Road
7

Turn slight right onto SC 41

42 mi · 1 hr · SC 41
8

At end of road, turn left onto SC 41

0.8 mi · 1 min · SC 41
Use the straight lane.
9

Continue on SC 41

4.7 mi · 7 min · SC 41
Use the straight lane.
10

Take the ramp

0.1 mi · 18 sec
11

Merge onto US 17

4.3 mi · 7 min · US 17
Use the left lane.
12

Take the exit

0.2 mi · 24 sec
Toward I 526 Business East: Chuck Dawley Boulevard
13

Merge onto I 526 Bus

0.3 mi · 26 sec · Mark Clark Expressway
14

Continue on I 526 Bus

1.3 mi · 2 min · Chuck Dawley Boulevard
15

Turn right onto SC 703

237 ft · 12 sec · Coleman Boulevard
16

Turn left

76 ft · 5 sec
17

Arrive at destination

Trip Plan

For this relatively short 2-hour drive, you have the flexibility to leave whenever suits your schedule. Consider departing in the morning to make the most of your day upon arrival in Mount Pleasant. With no designated stops noted, you can easily push through or take brief breaks as needed. The longest stretch without a change in main road is nearly 48 miles on SC 41, so keep an eye on your fuel gauge before embarking. Planning your fuel stop before you leave Johnsonville is a smart move to ensure uninterrupted progress.

Morning Departure

Leave by 9 AM and you'll arrive before lunch.

Evening Departure

Even a 4 PM departure gets you there before dark in summer.

You can normally do this drive in one day.
You may only need one short stretch break if traffic stays light.
The halfway point lands around 40.8 miles from Johnsonville, SC, or about 1h into the drive.
The longest continuous stretch on this route runs about 47.8 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 18 miles or 28m in

Use this first pause for coffee, a restroom break, and a quick traffic check ahead.

Halfway reset

Around 40.8 miles or 1h in

This is the best place for your longest stop, a real meal, and a full fuel check.

Final approach

Final hour starts around 1h 41m

Traffic, exits, and arrival timing usually matter more near Mount Pleasant, SC than in the middle of the route.

Before You Leave

+

Open the route before leaving Johnsonville, 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 Johnsonville, SC

This is one driving day of about 81.5 miles and 2h 2m.

Your first comfortable stop window is around 18 miles from Johnsonville, SC.
This route can stay practical as a one-day drive if traffic stays reasonable.
The longest stretch is on SC 41 for about 47.8 miles.

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

Halfway Point

Midpoint

About 40.8 mi from Johnsonville, SC · 1h into the drive

town in Georgetown County, South Carolina, United States

Mid-route town

Meal stop

Andrews, SC

41 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

Andrews, SC

Fuel and coffee

A short stop after about 18 miles helps settle the day before fatigue starts building.

Andrews, SC

Meal break

The midpoint is around 40.8 miles from Johnsonville, SC, which is a good place for a longer meal and fuel stop.

Arriving in Mount Pleasant, SC

The final approach into Mount Pleasant, SC usually feels slower than the middle of the drive, so avoid planning your tightest schedule at the very end.

Try to arrive with enough fuel left to skip an immediate station stop unless you already know the area around Mount Pleasant, SC.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Fuel & Cost

Regular Gas

$12.74 one way

$25.49 round trip

$3.97/gal 25.4 MPG avg 29 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.34 $13.94 $27.87
premium $4.70 $15.08 $30.17
diesel $5.61 $17.99 $35.99

No toll roads detected on this route.

Estimated Trip Cost (one way, 1 person)

Fuel

$13

Meals

$25–$50

Total

$38–$63

Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.

Estimated CO2 emission: 28.5 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $9 in charging · 0 stops · 66% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 24.5 0 $8.56 $3.91
Efficient EV 20.4 0 $7.13 $3.26
EV Truck/SUV 32.6 0 $11.41 $5.22

Gas CO2

29 kg

EV CO2

10 kg (66% 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.

Forecast as of Apr 15, 2026

Origin

Johnsonville, SC

Late night in Johnsonville on Thursday

Local time

12:06 AM

EDT

Current temp

74°F

Unavailable

Live forecast

Destination

Mount Pleasant, SC

Late night in Mount Pleasant on Thursday

Local time

12:06 AM

EDT

Current temp

59°F

Unavailable

Live forecast

49°F

Andrews, SC

41 mi in

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

15 degrees cooler at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

2h 2m 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.

Frequently Asked Questions

The drive from Johnsonville, SC to Mount Pleasant, SC covers 81.5 miles and takes about 2h 2m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are SC 41, County Line Road, State Highway 41. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 40.8 miles from Johnsonville, SC. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $12.74 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This drive requires moderate attention. Across 81.5 miles you will encounter 8 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
The main spots that need attention: near the start (SC 341 / East Broadway Street): Navigation decision point; at 0.4 miles (SC 41; SC 51 / South Georgetown Highway): Navigation decision point; at 69.7 miles (SC 41): Lane positioning matters here.
The route from Johnsonville, SC to Mount Pleasant, SC does not surface many named destination signs beyond the main corridor.

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