Trip from Sumter, SC to Irwin, SC

Last recalculated Apr 17, 2026

Drive Time

1h 30m

Distance

70.8 mi

114 km

Drive Score

7/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$11

one way

EV Charging

Unknown

Best Time to Leave

Save up to 21 min

4 AM

1h 24m ★

6 AM

1h 31m

8 AM

1h 45m

10 AM

1h 36m

12 PM

1h 34m

3 PM

1h 37m

5 PM

1h 44m

8 PM

1h 27m

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

Best Time Drive vs Fly

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Sumter, SC

Junior Bastos

Irwin, SC

Just a Couple Photos

Trip Overview

This 70.8-mile drive from Sumter, SC to Irwin, SC is a straightforward, single-day adventure, typically taking about 1 hour and 30 minutes. You'll navigate primarily using Kershaw Camden Highway, Kershaw Highway, and Sumter Highway, with highway driving making up about 30% of the total mileage. With a fuel cost estimated at $11, this trip is quite budget-friendly. The route offers a local driving feel and is perfectly suited for a day trip, allowing for flexibility in your schedule. As both your origin and destination are in the Southeast region, expect a consistent regional feel throughout your journey.

Trip Pace

Same-day drive is realistic

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

Midpoint

35.4 miles from Sumter, SC

A natural place for your longest stop of the day , about 45m into the drive .

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 1h 30m. Total distance: 70.8 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

1h 30m drive, comfortable solo distance.

First-Time Driver

Mostly highway driving (3%). Straightforward navigation.

Scenic Drive

Turn-heavy local drive route profile.

Drive Character

The personality of this drive is best described as a turn-heavy local exploration. While about 30% of your journey will be on highways, the majority is on local roads, meaning you'll encounter more frequent turns and potentially slower speeds. The longest uninterrupted stretch you'll experience is 16.1 miles along Kershaw Camden Highway. This type of route means you'll be actively engaged with the road, navigating through various local landscapes rather than cruising on a monotonous interstate. Expect the road to feel more intimate and connected to the surrounding communities.

This route has more turning and local-road decision points than a simple highway run.

There are about 24 navigation steps in the underlying route data, so the final approach matters more than the middle miles.

Kershaw Camden Highway is the longest continuous segment at about 16.1 miles.

How Hard Is This Drive?

Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. There are only a few real navigation decisions along the way. The trickiest moment comes around 0.2 miles in near US 76 Business / North Washington Street.

Driving Effort 3/10

Easy - simple navigation with a manageable amount of wheel time

Balances navigation complexity with total wheel time.

This is a straightforward 1h 30m drive. You will face about 8 decision points, but nothing that requires special attention if you follow navigation.

Where does it get tricky?

The main spots that need attention: at 0.2 miles (US 76 Business / North Washington Street): Lane positioning matters here; at 51 miles (US 521 Business / Kershaw Camden Highway): Navigation decision point; at 66.6 miles (SC 200): Navigation decision point.

Critical Maneuvers

5 of 8 key points

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

0.2 mi into trip | ~0m in | US 76 Business / North Washington Street

Turn right onto US 76 Business / North Washington Street

Lane positioning matters here

Use the straight / right lanes.

51 mi into trip | ~1h 3m in | US 521 Business / Kershaw Camden Highway

At end of road, turn left onto US 521 Business / Kershaw Camden Highway

Navigation decision point

66.6 mi into trip | ~1h 22m in | SC 200

Turn left onto SC 200

Navigation decision point

70.4 mi into trip | ~1h 29m in | Patton Street

Turn right onto Patton Street

Navigation decision point

70.6 mi into trip | ~1h 30m in | Confederate Avenue

Turn left onto Confederate Avenue

Navigation decision point

Main Roads

Road	Distance	Duration
Kershaw Camden Highway	16.1 mi	18m
Kershaw Highway	14.8 mi	17m
Sumter Highway	8.4 mi	9m
Camden Highway	8.2 mi	9m
Thomas Sumter Highway	7.6 mi	8m
Broad Street	7 mi	12m
SC 200	1.9 mi	3m
Grace Avenue	1.7 mi	3m

Longest stretch: Kershaw Camden Highway — 16.1 mi, about 18m

Turn-by-Turn Driving Directions

Step-by-step road directions between Sumter, SC and Irwin, SC.

Start on US 76 Business

0.2 mi · 24 sec · East Liberty Street

Turn right onto US 76 Business

0.4 mi · 44 sec · North Washington Street

Use the straight / right lanes.

Continue on US 76 Business

2.8 mi · 4 min · Broad Street

Turn slight right onto US 521

1.9 mi · 2 min · Camden Highway

Continue on US 521

7.6 mi · 8 min · Thomas Sumter Highway

Continue on US 521

6.2 mi · 7 min · Camden Highway

Continue on US 521

8.4 mi · 9 min · Sumter Highway

Continue on US 521

4.2 mi · 8 min · Broad Street

Continue on US 521; US 601

14 mi · 16 min · Kershaw Highway

Continue on US 521; US 601

2.7 mi · 3 min · Kershaw Camden Highway

Continue on US 521; US 601

0.7 mi · 48 sec · South Hampton Street

Turn left onto US 521; US 601

1.5 mi · 1 min · South Matson Street

At end of road, turn left onto US 521 Business

4.8 mi · 5 min · Kershaw Camden Highway

Continue on US 521

0.8 mi · 55 sec · Spring Street

Turn right onto US 521

1.0 mi · 1 min · Main Street

Continue on US 521; SC 522

7.4 mi · 8 min · Kershaw Camden Highway

Continue on US 521 Business

1.2 mi · 1 min · Kershaw Camden Highway

Continue on US 521 Business

0.4 mi · 45 sec · Kershaw Highway

Turn left onto SC 200

1.9 mi · 3 min · SC 200

Turn right onto SC 914

0.2 mi · 25 sec · Memorial Park Road

Turn straight onto S-29-50

1.7 mi · 3 min · Grace Avenue

Turn right onto Patton Street

0.2 mi · 40 sec · Patton Street

Turn left onto Confederate Avenue

0.2 mi · 38 sec · Confederate Avenue

Arrive at destination

Confederate Avenue

Trip Plan

Given the short 1-hour 30-minute duration for this 70.8-mile trip, you have considerable flexibility with departure times. Starting your journey in the morning will allow you to easily complete the drive and still have most of your day ahead. With no designated stops provided, plan for brief breaks as needed, perhaps at a small town along the way. Keep an eye on your fuel; while the estimated cost is only $11, it's always wise to start with a full tank, especially when dealing with local roads where services might be less frequent than on major interstates. A specific tip for this route: pay close attention to road signs as you transition between Kershaw Camden Highway, Kershaw Highway, and Sumter Highway, as the turns are a defining characteristic.

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 35.4 miles from Sumter, SC, or about 45m into the drive.

The longest continuous stretch on this route runs about 16.1 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 16 miles or 20m in

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

Halfway reset

Around 35.4 miles or 45m 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 14m

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

Before You Leave

Open the route before leaving Sumter, SC so your first major turns are already loaded.

Day 1

Settle into the route from Sumter, SC

This is one driving day of about 70.8 miles and 1h 30m.

Your first comfortable stop window is around 16 miles from Sumter, SC.

This route can stay practical as a one-day drive if traffic stays reasonable.

The longest stretch is on Kershaw Camden Highway for about 16.1 miles.

Where to Stop

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

Halfway Point

Midpoint

About 35.4 mi from Sumter, SC · 45m into the drive

Mid-route town

Meal stop

Camden, SC

35 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

Oakland, SC

Fuel and coffee

A short stop after about 16 miles helps settle the day before fatigue starts building.

Camden, SC

Meal break

The midpoint is around 35.4 miles from Sumter, SC, which is a good place for a longer meal and fuel stop.

Arriving in Irwin, SC

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

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

Fuel & Cost

Regular Gas

$11.07 one way

$22.14 round trip

$3.97/gal 25.4 MPG avg 25 kg CO₂

Fuel Type	$/gal	One Way	Round Trip
midgrade	$4.34	$12.11	$24.21
premium	$4.70	$13.10	$26.21
diesel	$5.61	$15.63	$31.26

No toll roads detected on this route.

Estimated Trip Cost (one way, 1 person)

Fuel

$11

Meals

$25–$50

Total

$36–$61

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

Estimated CO2 emission: 24.8 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $7 in charging · 0 stops · 68% less CO₂

Vehicle Type	kWh	DC Fast	Home Charge
Average EV	21.2	$7.43	$3.40
Efficient EV	17.7	$6.19	$2.83
EV Truck/SUV	28.3	$9.91	$4.53

Gas CO2

25 kg

EV CO2

8 kg (68% 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

Sumter, SC

Night in Sumter on Thursday

Local time

10:00 PM

EDT

Current temp

49°F

Unavailable

Live forecast

Destination

Irwin, SC

Night in Irwin on Thursday

Local time

10:00 PM

EDT

Current temp

87°F

Unavailable

Live forecast

49°F

Camden, SC

35 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

38 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 30m 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 Sumter, SC to Irwin, SC covers 70.8 miles and takes about 1h 30m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.

The main roads are Kershaw Camden Highway, Kershaw Highway, Sumter Highway. Expect a mix of highway and local road driving.

This is a comfortable same-day trip.

The midpoint is about 35.4 miles from Sumter, SC. Look for rest areas, gas stations, or food options near the halfway mark.

At current regular gas prices, expect to spend about $11.07 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 is a straightforward 1h 30m drive. You will face about 8 decision points, but nothing that requires special attention if you follow navigation.

The route from Sumter, SC to Irwin, SC does not surface many named destination signs beyond the main corridor.

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