Origin
Hilton Head Island, SC
Afternoon in Hilton Head Island on Sunday
Local time
4:16 PM
EDT
Current temp
66°F
Unavailable
Live forecast
Trip from Hilton Head Island, SC to Allendale, SC
Drive Time
1h 59m
Distance
81 mi
130 km
Drive Score
7/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$13
one way
Best Time to Leave
4 AM
1h 51m
★
6 AM
2h 0m
8 AM
2h 17m
10 AM
2h 6m
12 PM
2h 4m
3 PM
2h 7m
5 PM
2h 16m
8 PM
1h 55m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Hilton Head Island, SC
Scott Platt
Allendale, SC
Diego Santacruz
Trip Overview
If you are looking to travel from Hilton Head Island to Allendale, you are in for a 81-mile journey that typically takes about 1 hour and 59 minutes. This trip remains entirely within South Carolina, moving you from the coast into the interior of the Southeast region. Because the duration is under two hours, it functions perfectly as a straightforward day trip, requiring no overnight stops. Budget roughly $13 for fuel to complete the trek. The route is highly manageable for a single driver, offering a practical way to transition from the island environment to the rural landscape of Allendale.
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
40.5 miles from Hilton Head Island, SC
A natural place for your longest stop of the day , about 58m into the drive .
Drive Character
Expect a turn-heavy, local experience rather than a high-speed interstate haul. With only 8% of your time spent on major highways, you will spend the bulk of your journey navigating Fording Island Road, Coosaw Scenic Drive, and Grays Highway. Be prepared for a winding path, as the longest uninterrupted stretch you will encounter is a 17.2-mile segment along Grays Highway. This route demands more active attention than a flat, straight road, making it feel more like a localized backroad cruise than a monotonous transit. You will find that the road's personality remains consistent and intimate as you move through the inland terrain.
This route has more turning and local-road decision points than a simple highway run.
There are about 28 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Grays Highway is the longest continuous segment at about 17.2 miles.
How Hard Is This Drive?
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. You will hit about 14 points where you need to pay attention to lane position or signs. The trickiest moment comes around 2.4 miles in.
Route Complexity
5/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
This drive requires moderate attention. Across 81 miles you will encounter 14 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 2.4 miles: Navigation decision point; at 5.1 miles (US 278 / William Hilton Parkway): Merge point - match speed before joining. Lane positioning matters here; at 18.2 miles: Highway fork - watch signs carefully.
Critical Maneuvers
5 of 14 key pointsThese are the spots where you need to pay the most attention. Preview them before you drive.
4
2.4 mi into trip
|
~6m in
Take the ramp
Navigation decision point
5
5.1 mi into trip
|
~9m in
|
US 278 / William Hilton Parkway
Merge onto US 278 / William Hilton Parkway
Merge point - match speed before joining. Lane positioning matters here
Use the none lane.
5
18.2 mi into trip
|
~27m in
Keep slight right at fork
Highway fork - watch signs carefully
4
40.4 mi into trip
|
~57m in
|
SC 462 / Morgandollar Road
Turn left onto SC 462 / Morgandollar Road
Navigation decision point
5
61.6 mi into trip
|
~1h 30m in
|
SC 68 / Yemassee Highway
Turn left onto SC 68 / Yemassee Highway
Navigation decision point
Main Roads
| Road | Distance | Duration |
|---|---|---|
| Grays Highway | 17.2 mi | 25m |
| Coosaw Scenic Drive | 9.7 mi | 13m |
| Fording Island Road | 9 mi | 13m |
| Lowcountry Drive | 7.9 mi | 10m |
| Augusta Highway | 6.6 mi | 9m |
| Allendale-Fairfax Highway | 4.5 mi | 6m |
| Morgandollar Road | 4 mi | 6m |
| Okatie Highway | 3.9 mi | 4m |
Longest stretch:
Grays Highway
— 17.2 mi, about 25m
Turn-by-Turn Driving Directions
Step-by-step road directions between Hilton Head Island, SC and Allendale, SC.
1
Start on Allen Road
0.2 mi
·
41 sec
·
Allen Road
2
Turn left onto Marshland Road
2.2 mi
·
5 min
·
Marshland Road
3
Take the ramp
0.4 mi
·
53 sec
4
Merge onto US 278
2.3 mi
·
2 min
·
Cross Island Parkway
5
Merge onto US 278
3.9 mi
·
4 min
·
William Hilton Parkway
Use the none lane.
6
Continue on US 278
9.0 mi
·
13 min
·
Fording Island Road
Use the none lane.
7
Take the exit
0.3 mi
·
39 sec
8
Keep slight right at fork
147 ft
·
4 sec
9
Merge onto SC 170
3.9 mi
·
4 min
·
Okatie Highway
10
Take the exit
488 ft
·
13 sec
11
Continue on SC 462
7.9 mi
·
10 min
·
Lowcountry Drive
12
Continue on SC 462
9.7 mi
·
13 min
·
Coosaw Scenic Drive
13
Turn right onto SC 462
0.6 mi
·
1 min
·
West Frontage Road
14
Turn left onto SC 462
4.0 mi
·
6 min
·
Morgandollar Road
15
At end of road, turn right onto US 278; SC 462
17 mi
·
25 min
·
Grays Highway
16
Turn right
177 ft
·
11 sec
17
Turn left onto SC 68
469 ft
·
7 sec
·
Yemassee Highway
18
Continue on US 278
1.1 mi
·
1 min
·
Augusta Highway
19
Continue on US 278
2.1 mi
·
3 min
·
East Carolina Avenue
20
Continue on US 278
2.7 mi
·
4 min
·
Elm Street East
21
Continue on US 278
3.7 mi
·
5 min
·
Augusta Highway
22
Continue on US 278
1.4 mi
·
2 min
·
Railroad Avenue Southeast
23
Continue on US 278
1.8 mi
·
2 min
·
Augusta Highway
24
Continue on US 278
1.1 mi
·
1 min
·
Allendale-Hampton Highway
25
Continue on US 278
4.5 mi
·
6 min
·
Allendale-Fairfax Highway
26
Continue on US 278
1.0 mi
·
1 min
·
East Railroad Avenue
27
Turn left onto US 301
100 ft
·
2 sec
·
Main Street South
28
Arrive at destination
US 301
Trip Plan
Since this is a relatively short drive, you have the flexibility to depart whenever fits your schedule best. Keep in mind that the turn-heavy nature of the route means you should stay alert through the various local intersections. Because there are no designated stops scheduled in the data, it is wise to handle your refueling needs before you leave the coast or once you arrive in Allendale. Given the $13 fuel estimate, you can easily complete the entire 81-mile trip on a single tank without worry. Use the lack of required stops to your advantage by planning your own breaks along the route whenever you feel the need to stretch your legs.
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 40.5 miles from Hilton Head Island, SC, or about 58m into the drive.
The longest continuous stretch on this route runs about 17.2 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 80 miles or 1h 58m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 40.5 miles or 58m 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 Allendale, SC than in the middle of the route.
Before You Leave
+
Open the route before leaving Hilton Head Island, 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 Hilton Head Island, SC
This is one driving day of about 81 miles and 1h 59m.
Your first comfortable stop window is around 80 miles from Hilton Head Island, SC.
This route can stay practical as a one-day drive if traffic stays reasonable.
You may only need one short stretch stop if conditions stay smooth.
The longest stretch is on Grays Highway for about 17.2 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 40.5 mi from Hilton Head Island, SC · 58m into the drive
Mid-route town
Meal stop
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
Fuel and coffee
A short stop after about 80 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 40.5 miles from Hilton Head Island, SC, which is a good place for a longer meal and fuel stop.
Arriving in Allendale, SC
The final approach into Allendale, 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 Allendale, 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
$12.96 one way
$25.93 round trip
$4.07/gal
25.4 MPG avg
28 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.43 | $14.12 | $28.25 |
| premium | $4.78 | $15.24 | $30.47 |
| diesel | $5.64 | $18.00 | $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: 28.3 kg one way. Prices: EIA weekly data, 2026-04-06.
Driving Electric?
About $9 in charging · 0 stops · 68% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 24.3 | 0 | $8.50 | $3.89 |
| Efficient EV | 20.3 | 0 | $7.09 | $3.24 |
| EV Truck/SUV | 32.4 | 0 | $11.34 | $5.18 |
Gas CO2
28 kg
EV CO2
9 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.
Destination
Allendale, SC
Afternoon in Allendale on Sunday
Local time
4:16 PM
EDT
Current temp
89°F
Unavailable
Live forecast
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
23 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 59m 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 Hilton Head Island, SC to Allendale, SC covers 81 miles and takes about 1h 59m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Grays Highway, Coosaw Scenic Drive, Fording Island Road. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 40.5 miles from Hilton Head Island, SC. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $12.96 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 miles you will encounter 14 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: at 2.4 miles: Navigation decision point; at 5.1 miles (US 278 / William Hilton Parkway): Merge point - match speed before joining. Lane positioning matters here; at 18.2 miles: Highway fork - watch signs carefully.
The route from Hilton Head Island, SC to Allendale, SC does not surface many named destination signs beyond the main corridor.
Was this route helpful?
Thanks for your feedback!
Your tip has been submitted. Thanks!
/500
Recent Tips
·
Explore More
Continue From Allendale, SC
More trips to Allendale, SC
Explore more options from Hilton Head Island, SC or browse trips ending in Allendale, SC.
Looking for more statewide routes? Browse SC road trips.
Explore maps for Hilton Head Island, SC or Allendale, SC on MapSof.net.