How far is Marietta, GA from Stone Mountain, GA?
The driving distance from Marietta, GA to Stone Mountain, GA is about 33.6 miles (54 km), with a travel time of about 00h 44m by car.
- The straight-line flight distance is about 24 miles (38.6 km).
- For a round trip, plan for roughly 01h 29m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 44m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Sunny
Driving Route Map
The map below follows the saved road route between Marietta and Stone Mountain.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marietta and Stone Mountain.
-
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
-
10
Merge slight left onto Atlanta Bypass / The Perimeter
18.1 mi · 22 min · Atlanta Bypass / The Perimeter
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11
Take the exit slight right toward US 78 East: Snellville, Athens
1.1 km · 1 min
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12
Merge slight left onto Stone Mountain Freeway
5.2 mi · 6 min · Stone Mountain Freeway
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13
Take the exit slight right toward GA 10 West: Memorial Drive, Stone Mountain Village
1458 ft · 19 sec
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14
Merge slight left onto Memorial Drive
1613 ft · 20 sec · Memorial Drive
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15
Take the exit slight right toward East Ponce DeLeon Avenue, Stone Mountain Village, Clarkston
1408 ft · 38 sec
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16
At the end of the road, turn left onto East Ponce de Leon Avenue
2667 ft · 51 sec · East Ponce de Leon Avenue
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17
Continue on Main Street
1298 ft · 30 sec · Main Street
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18
Turn left onto East Mountain Street
40 m · 4 sec · East Mountain Street
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19
Arrive at your destination
0 m · 1 sec · East Mountain Street
Car Route Details
A richer read on the saved driving route between Marietta and Stone Mountain.
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
18.1 mi · 00h 22m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Sunny leaving Marietta and Sunny near Stone Mountain.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marietta to Stone Mountain?
The road trip is about 33.6 miles (54 km) and usually takes 00h 44m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Chamblee is a useful midpoint, sitting about 16.8 miles from Marietta and 16.8 miles from Stone Mountain.
How much longer is the road route than the straight-line distance?
The direct path is about 24 miles (38.6 km), while the road route adds roughly 9.6 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:00 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.71 one way or $9.43 round trip. Estimated CO2 is about 10.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Marietta and Sunny near Stone Mountain.
Stop Ideas Near Chamblee
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 Chamblee.
Peachtree Station
Gainesville
Toccoa
Flight Path Map
This map shows the direct air route between Marietta and Stone Mountain. Straight-line distance: 23.96 mi (38.56 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 Stone Mountain
City in DeKalb County, Georgia, United States
| Population | 6,312 |
| Coordinates | 33.8081600, -84.1702000 |
| Altitude | 318 |
| Country | United States |
End: Stone Mountain (-84.1702, 33.80816)
Estimated Travel Time
Distance: 54 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 07m |
| 40 mph (64.37 km/h) | 00h 50m |
| 50 mph (80.47 km/h) | 00h 40m |
| 60 mph (96.56 km/h) | 00h 33m |
| 70 mph (112.65 km/h) | 00h 28m |
| 80 mph (129 km/h) | 00h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $4.71 | $9.43 |
| Mid-grade | $4.43 | $5.27 | $10.54 |
| Premium | $4.78 | $5.69 | $11.37 |
| Diesel | $5.62 | $6.69 | $13.39 |
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.