The drive from Alpharetta, GA to Wilmington Island, GA covers 283.8 miles and takes about 5h 25m behind the wheel.
This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on I 16, I 75, Turner McDonald Parkway for much of the mileage,
and the overall profile is highway-focused drive.
The longest uninterrupted segment is about 163.9 miles on I 16.
At current regular gas prices, budget about $44.38 one way before food or hotel costs.
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
141.9 miles from Alpharetta, GA
A natural place for your longest stop of the day
, about 2h 42m into the drive
.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 5h 25m. Total distance: 283.8 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
5h 25m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (94%). Some complex stretches to watch for.
Drive Character
This is a 5h 25m highway drive covering 283.8 miles, with most of the trip on I 16 and I 75. The longest continuous stretch is about 163.9 miles on I 16.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 26 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 16 is the longest continuous segment at about 163.9 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 16 and I 75. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive near GA 9 / South Main Street.
Driving Effort8/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 17 significant decision points across 283.8 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: near the start (GA 9 / South Main Street): Lane positioning matters here; at 1.6 miles: Lane positioning matters here. Multiple destination signs - pick the right one; at 30.2 miles (I 75): Highway fork - watch signs carefully. Lane positioning matters here.
Critical Maneuvers
5 of 17 key points
These are the spots where you need to pay the most attention. Preview them before you drive.
6
0 mi into trip|~0m in|GA 9 / South Main Street
Turn left onto GA 9 / South Main Street
Lane positioning matters here
Use the left lane.
6
1.6 mi into trip|~3m in
Take the ramp toward US 19 South, GA 400 South
Lane positioning matters here. Multiple destination signs - pick the right one
Use the right lane.
Toward US 19 South, GA 400 South
6
30.2 mi into trip|~39m in|I 75
Keep slight left at fork onto I 75
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
8
95 mi into trip|~1h 51m in|I 75
Keep slight left at fork onto I 75 toward Macon, Savannah
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward Macon, Savannah
8
107.2 mi into trip|~2h 4m in
Take the exit toward I 16 East: Jim Gillis Highway, Savannah
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 165
Toward I 16 East: Jim Gillis Highway, Savannah
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Alpharetta, GA and Wilmington Island, GA, road signs point toward Macon and Savannah.
Macon
95 mi in|~1h 51m|via I 75
Savannah
95 mi in|~1h 51m|via I 75
Main Roads
Road
Distance
Duration
I 16
163.9 mi
2h 57m
I 75
77.1 mi
1h 25m
Turner McDonald Parkway
11 mi
13m
T Harvey Mathis Parkway
6.8 mi
8m
Downtown Connector
5 mi
6m
Johnny Mercer Boulevard
3.5 mi
6m
East Victory Drive
3.5 mi
5m
Northeast Expressway
2.9 mi
4m
Longest stretch:
I 16
— 163.9 mi, about 2h 57m
Turn-by-Turn Driving Directions
Step-by-step road directions between Alpharetta, GA and Wilmington Island, GA.
1
Start on Academy Street
139 ft·11 sec·Academy Street
2
Turn left onto GA 9
0.3 mi·31 sec·South Main Street
Use the left lane.
3
Turn left onto GA 120
0.2 mi·24 sec·Old Milton Parkway
Use the left lane.
4
Turn right onto Haynes Bridge Road
1.1 mi·1 min·Haynes Bridge Road
5
Take the ramp
0.4 mi·56 sec
Toward US 19 South, GA 400 SouthUse the right lane.
6
Merge onto US 19; GA 400
11 mi·13 min·Turner McDonald Parkway
Use the straight / slight right lanes.
7
Continue on GA 400
6.8 mi·8 min·T Harvey Mathis Parkway
Use the straight / slight right lanes.
8
Merge onto I 85
2.9 mi·4 min·Northeast Expressway
9
Continue on I 75; I 85
5.0 mi·6 min·Downtown Connector
Use the straight / slight right lanes.
10
Continue on I 75; I 85
2.3 mi·3 min·James Wendell George Parkway
Use the straight / slight right lanes.
11
Keep slight left at fork onto I 75
65 mi·1 hr 11 min·I 75
Use the straight / slight right lanes.
12
Keep slight left at fork onto I 75
12 mi·13 min·I 75
Toward Macon, SavannahUse the straight / slight right lanes.
13
Take the exit
1.1 mi·1 min
Exit 165Toward I 16 East: Jim Gillis Highway, SavannahUse the slight right lane.
14
Continue on I 16
164 mi·2 hr 57 min·I 16
Use the straight / slight right lanes.
15
Take the exit onto GA 204
2.8 mi·5 min·GA 204
Exit 165Toward 37th Street, Abercorn Street
16
Turn right onto Bee Road
0.3 mi·36 sec·Bee Road
17
Turn left onto US 80; GA 26
3.5 mi·5 min·East Victory Drive
18
Turn right onto Johnny Mercer Boulevard
2.9 mi·5 min·Johnny Mercer Boulevard
19
Keep slight left at fork onto Johnny Mercer Boulevard
0.7 mi·1 min·Johnny Mercer Boulevard
20
Turn right onto Penn Waller Road
0.8 mi·2 min·Penn Waller Road
21
Turn right
289 ft·15 sec
22
Turn straight onto Olde Towne Road
0.3 mi·50 sec·Olde Towne Road
23
Turn left onto Gloucester Road
0.1 mi·29 sec·Gloucester Road
24
Turn left onto Wigmore Road
336 ft·19 sec·Wigmore Road
25
Turn left onto Wigmore Court
463 ft·20 sec·Wigmore Court
26
Arrive at destination
Wigmore Court
Trip Plan
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 141.9 miles from Alpharetta, GA, or about 2h 42m into the drive.
The longest continuous stretch on this route runs about 163.9 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 62 miles or 1h 15m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 141.9 miles or 2h 42m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 4h 20m
Traffic, exits, and arrival timing usually matter more near Wilmington Island, GA than in the middle of the route.
Before You Leave
+
Open the route before leaving Alpharetta, GA 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 Alpharetta, GA
This is one driving day of about 283.8 miles and 5h 25m.
Your first comfortable stop window is around 62 miles from Alpharetta, GA.
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 16 for about 163.9 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 141.9 mi from Alpharetta, GA
· 2h 42m into the drive
The midpoint is around 141.9 miles from Alpharetta, GA, which is a good place for a longer meal and fuel stop.
Before the longest stretch
Fuel check
Top up before I 16 if your tank is already low. That segment runs about 163.9 miles.
Arriving in Wilmington Island, GA
The final approach into Wilmington Island, GA 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 Wilmington Island, GA.
After long uninterrupted mileage, take five minutes before the last urban segment to reset and refocus on exits, merges, and city traffic.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
National Parks Near This Route
Worth a detour if your schedule allows.
Fort Pulaski National Monument
National Monument
For much of the 19th century, masonry fortifications were the United States’ main defense against overseas enemies. However, during the Civil War, new technology proved its superiority over these fort...
Welcome to Ocmulgee Mounds National Historical Park. This park is a prehistoric American Indian site, where many different American Indian cultures occupied this land for thousands of years. American...
3 mi from route
~7 min detour
Free
near mile 107.7
Welcome to Martin Luther King, Jr. National Historical Park & Preservation District where a young boy grows up in a time of segregation. He was moved by destiny to lead the modern civil rights movemen...
4 mi from route
~10 min detour
Free
near mile 29.4
Today the river valley attracts us for so many reasons. Take a solitary walk to enjoy nature’s display, raft leisurely through the rocky shoals with friends, fish the misty waters as the sun comes up,...
Park data from the National Park Service API. Alerts update every 2 hours.
Fuel & Cost
Regular Gas
$44.38 one way
$88.76 round trip
$3.97/gal25.4 MPG avg99 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.34
$48.53
$97.05
premium
$4.70
$52.53
$105.05
diesel
$5.61
$62.66
$125.32
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$44
Meals
$25–$50
Total
$69–$94
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 99.3 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $30 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
85.1
1
$29.80
$13.62
Efficient EV
71
0
$24.83
$11.35
EV Truck/SUV
113.5
1
$39.73
$18.16
Gas CO2
99 kg
EV CO2
33 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
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 16, 2026
Origin
Alpharetta, GA
Afternoon
in Alpharetta on Thursday
Local time
3:25 PM
EDT
Current temp
86°F
Sunny
W 10 mph0% chanceLive forecast
Destination
Wilmington Island, GA
Afternoon
in Wilmington Island on Thursday
Local time
3:25 PM
EDT
Current temp
59°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
27 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
5h 25m 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.
Frequently Asked Questions
The drive from Alpharetta, GA to Wilmington Island, GA covers 283.8 miles and takes about 5h 25m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 16, I 75, Turner McDonald Parkway. Most of the drive stays on highways, so watch for ramps and exits.
This is a comfortable same-day trip.
The midpoint is about 141.9 miles from Alpharetta, GA. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $44.38 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
An early start around 7-8 AM gets you there with plenty of daylight left. A late afternoon start means arriving after dark. Morning is better.
Plan about 1 meaningful break for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
This is a demanding drive. With 17 significant decision points across 283.8 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
The main spots that need attention: near the start (GA 9 / South Main Street): Lane positioning matters here; at 1.6 miles: Lane positioning matters here. Multiple destination signs - pick the right one; at 30.2 miles (I 75): Highway fork - watch signs carefully. Lane positioning matters here.
Between Alpharetta, GA and Wilmington Island, GA, road signs point toward Macon and Savannah.
