How far is McDonough, GA from Marietta, GA?
The driving distance from McDonough, GA to Marietta, GA is about 49.6 miles (79.8 km), with a travel time of about 00h 59m by car.
- The straight-line flight distance is about 41.9 miles (67.4 km).
- For a round trip, plan for roughly 01h 58m 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 59m.
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 Fulton 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 McDonough and Marietta.
Turn-by-Turn Driving Directions
Step-by-step road directions between McDonough and Marietta.
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1
Start on Atlanta Street
39 m · 11 sec · Atlanta Street
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2
Turn left onto Keys Ferry Street
80 m · 14 sec · Keys Ferry Street
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3
Turn left onto Macon Street
76 m · 14 sec · Macon Street
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4
Turn left onto John Frank Ward Boulevard
81 m · 9 sec · John Frank Ward Boulevard
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5
Continue on Jonesboro Street
2919 ft · 1 min · Jonesboro Street
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6
Enter the roundabout and take exit 2 toward Jonesboro Road
41 m · 2 sec · Jonesboro Road
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7
Exit the roundabout onto Jonesboro Road
3.2 mi · 6 min · Jonesboro Road
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8
Take the ramp slight right toward I 75 North
2058 ft · 50 sec
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9
Merge slight left
6 mi · 7 min
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10
Keep slight left to continue on I 75 North: Atlanta, Birmingham
22.8 mi · 28 min
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11
Keep slight right to continue on Horace E Tate Freeway
7.2 mi · 9 min · Horace E Tate Freeway
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12
Continue on Larry McDonald Memorial Highway
7 mi · 8 min · Larry McDonald Memorial Highway
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13
Take the exit slight right toward GA 120 Alternate: North Marietta Parkway
2101 ft · 31 sec
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14
Turn left onto North Marietta Parkway
1.8 mi · 4 min · North Marietta Parkway
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15
Turn left onto Church Street
2145 ft · 59 sec · Church Street
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16
Arrive at your destination
0 m · 1 sec · West Park Square
Car Route Details
A richer read on the saved driving route between McDonough and Marietta.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 75 North
Keep slight left to continue on I 75 North: Atlanta, Birmingham
22.8 mi · 00h 28m
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 McDonough and Mostly Sunny near Marietta.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from McDonough to Marietta?
The road trip is about 49.6 miles (79.8 km) and usually takes 00h 59m 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?
Hapeville is a useful midpoint, sitting about 25 miles from McDonough and 24.5 miles from Marietta.
How much longer is the road route than the straight-line distance?
The direct path is about 41.9 miles (67.4 km), while the road route adds roughly 7.7 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 4:32 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.93 one way or $13.86 round trip. Estimated CO2 is about 15.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around McDonough and Mostly Sunny near Marietta.
Stop Ideas Near Hapeville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cafe 55
Atlanta City Hall
Pine Lake City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Hapeville.
Peachtree Station
Gainesville
Flight Path Map
This map shows the direct air route between McDonough and Marietta. Straight-line distance: 41.9 mi (67.43 km).
#1 McDonough
City in and the county seat of Henry County, Georgia, United States
| Population | 27,582 |
| Coordinates | 33.4473400, -84.1468600 |
| Altitude | 264 |
| Country | United States |
#2 Marietta
The most populous city in Cobb County, Georgia.
| Population | 60,786 |
| Coordinates | 33.9526000, -84.5499300 |
| Altitude | 344 |
| Country | United States |
End: West Park Square (-84.550173, 33.952601)
Estimated Travel Time
Distance: 80 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 39m |
| 40 mph (64.37 km/h) | 01h 14m |
| 50 mph (80.47 km/h) | 00h 59m |
| 60 mph (96.56 km/h) | 00h 49m |
| 70 mph (112.65 km/h) | 00h 42m |
| 80 mph (129 km/h) | 00h 37m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $6.93 | $13.86 |
| Mid-grade | $4.43 | $7.75 | $15.50 |
| Premium | $4.78 | $8.36 | $16.72 |
| Diesel | $5.62 | $9.84 | $19.68 |
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.