How far is Marietta, GA from Suwanee, GA?
The driving distance from Marietta, GA to Suwanee, GA is about 35.9 miles (57.8 km), with a travel time of about 00h 51m by car.
- The straight-line flight distance is about 28.3 miles (45.5 km).
- For a round trip, plan for roughly 01h 43m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 51m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in DeKalb County, Georgia, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Marietta and Suwanee.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marietta and Suwanee.
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1
Start on West Park Square
36 m · 11 sec · West Park Square
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2
Continue on South Park Square
105 m · 9 sec · South Park Square
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3
Continue on Roswell Street
1.7 mi · 4 min · Roswell Street
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4
Turn right onto Cobb Parkway South
1.1 km · 1 min · Cobb Parkway South
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5
Turn left onto South Marietta Parkway
1 km · 1 min · South Marietta Parkway
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6
Take the exit slight right toward I 75 South: Atlanta
2479 ft · 53 sec
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7
Merge slight left onto Larry McDonald Memorial Highway
3.2 mi · 4 min · Larry McDonald Memorial Highway
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8
Take the exit slight right toward I 285 Bypass West, I 285 Bypass East: Birmingham, Tampa, Greenville, Augusta
2272 ft · 32 sec
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9
Keep slight right to continue on I 285 East Bypass: Greenville, Augusta
1.4 km · 1 min
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10
Merge slight left onto Atlanta Bypass / The Perimeter
10.5 mi · 13 min · Atlanta Bypass / The Perimeter
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11
Take the exit slight right toward GA 141 North: Peachtree Industrial Boulevard
1585 ft · 39 sec
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12
Merge slight left onto Peachtree Industrial Boulevard
3.8 mi · 5 min · Peachtree Industrial Boulevard
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13
Keep slight right to continue on Peachtree Industrial Boulevard, Duluth
125 m · 10 sec
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14
Continue on Peachtree Industrial Boulevard
4.7 mi · 6 min · Peachtree Industrial Boulevard
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15
Turn right onto North Berkeley Lake Road
1.2 km · 2 min · North Berkeley Lake Road
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16
Turn left onto Buford Highway
7.7 mi · 12 min · Buford Highway
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17
Enter the roundabout and take exit 2 toward Buford Highway
36 m · 2 sec · Buford Highway
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18
Exit the roundabout onto Buford Highway
61 m · 11 sec · Buford Highway
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19
Continue on Buford Highway
10 m · 1 sec · Buford Highway
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20
Arrive at your destination
0 m · 1 sec · Buford Highway
Car Route Details
A richer read on the saved driving route between Marietta and Suwanee.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Atlanta Bypass / The Perimeter
Merge slight left onto Atlanta Bypass / The Perimeter
10.5 mi · 00h 13m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny leaving Marietta and Mostly Sunny near Suwanee.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marietta to Suwanee?
The road trip is about 35.9 miles (57.8 km) and usually takes 00h 51m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Doraville is a useful midpoint, sitting about 18 miles from Marietta and 18 miles from Suwanee.
How much longer is the road route than the straight-line distance?
The direct path is about 28.3 miles (45.5 km), while the road route adds roughly 7.6 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:46 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.03 one way or $10.06 round trip. Estimated CO2 is about 11.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Marietta and Mostly Sunny near Suwanee.
Stop Ideas Near Doraville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cafe 55
Atlanta City Hall
Atlanta Revenue Bureau
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Doraville.
Peachtree Station
Gainesville
Toccoa
Flight Path Map
This map shows the direct air route between Marietta and Suwanee. Straight-line distance: 28.25 mi (45.47 km).
#1 Marietta
The most populous city in Cobb County, Georgia.
| Population | 60,786 |
| Coordinates | 33.9526000, -84.5499300 |
| Altitude | 344 |
| Country | United States |
#2 Suwanee
City in Gwinnett County, Georgia, USA
| Population | 21,803 |
| Coordinates | 34.0514900, -84.0713000 |
| Altitude | 305 |
| Country | United States |
End: Suwanee (-84.0713, 34.05149)
Estimated Travel Time
Distance: 58 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 11m |
| 40 mph (64.37 km/h) | 00h 53m |
| 50 mph (80.47 km/h) | 00h 43m |
| 60 mph (96.56 km/h) | 00h 35m |
| 70 mph (112.65 km/h) | 00h 30m |
| 80 mph (129 km/h) | 00h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $5.03 | $10.06 |
| Mid-grade | $4.43 | $5.62 | $11.25 |
| Premium | $4.78 | $6.07 | $12.14 |
| Diesel | $5.62 | $7.14 | $14.28 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Georgia · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.