How far is Thomson, GA from Marietta, GA?
The driving distance from Thomson, GA to Marietta, GA is about 137.8 miles (221.8 km), with a travel time of about 02h 09m by car.
- The straight-line flight distance is about 122.2 miles (196.6 km).
- For a round trip, plan for roughly 04h 19m 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 02h 09m.
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.
American city in Morgan County, Georgia, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Thomson and Marietta.
Turn-by-Turn Driving Directions
Step-by-step road directions between Thomson and Marietta.
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1
Start on Gordon Street
23 m · 4 sec · Gordon Street
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2
Continue on Tom Watson Way
1530 ft · 31 sec · Tom Watson Way
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3
Continue on Hickory Hill Drive
1374 ft · 27 sec · Hickory Hill Drive
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4
Continue on Cedar Rock Road
3.6 mi · 6 min · Cedar Rock Road
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5
Turn right onto Three Points Road
1.1 km · 1 min · Three Points Road
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6
Take the ramp left
1592 ft · 39 sec
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7
Merge slight left onto Carl Sanders Highway
54.7 mi · 59 min · Carl Sanders Highway
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8
Continue on Purple Heart Highway
46.9 mi · 50 min · Purple Heart Highway
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9
Continue on Ralph David Abernathy Freeway
9.1 mi · 11 min · Ralph David Abernathy Freeway
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10
Take the exit slight right toward Hill Street, Turner Field
1410 ft · 35 sec
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11
At the end of the road, turn right onto Hill Street Southeast
1209 ft · 42 sec · Hill Street Southeast
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12
Turn left onto Martin Luther King Jr. Drive Southeast
1327 ft · 29 sec · Martin Luther King Jr. Drive Southeast
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13
Take the ramp right toward I 75 North, I 85 North
1168 ft · 28 sec
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14
Merge slight left onto Downtown Connector
3.1 mi · 4 min · Downtown Connector
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15
Keep slight right to continue on Horace E Tate Freeway
7.2 mi · 9 min · Horace E Tate Freeway
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16
Continue on Larry McDonald Memorial Highway
7 mi · 8 min · Larry McDonald Memorial Highway
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17
Take the exit slight right toward GA 120 Alternate: North Marietta Parkway
2101 ft · 31 sec
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18
Turn left onto North Marietta Parkway
1.8 mi · 4 min · North Marietta Parkway
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19
Turn left onto Church Street
2145 ft · 59 sec · Church Street
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20
Arrive at your destination
0 m · 1 sec · West Park Square
Car Route Details
A richer read on the saved driving route between Thomson 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.
Carl Sanders Highway
Merge slight left onto Carl Sanders Highway
54.7 mi · 00h 59m
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 Thomson 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 Thomson to Marietta?
The road trip is about 137.8 miles (221.8 km) and usually takes 02h 09m 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?
Rutledge is a useful midpoint, sitting about 68.4 miles from Thomson and 69.5 miles from Marietta.
How much longer is the road route than the straight-line distance?
The direct path is about 122.2 miles (196.6 km), while the road route adds roughly 15.6 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 2:10 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.25 one way or $38.50 round trip. Estimated CO2 is about 43.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Thomson and Mostly Sunny near Marietta.
Stop Ideas Near Rutledge
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Rutledge.
Peachtree Station
Gainesville
Toccoa
Flight Path Map
This map shows the direct air route between Thomson and Marietta. Straight-line distance: 122.18 mi (196.63 km).
#1 Thomson
City in and the county seat of McDuffie County, Georgia, United States
| Population | 6,463 |
| Coordinates | 33.4706900, -82.5045700 |
| Altitude | 162 |
| 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: 222 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 35m |
| 40 mph (64.37 km/h) | 03h 26m |
| 50 mph (80.47 km/h) | 02h 45m |
| 60 mph (96.56 km/h) | 02h 17m |
| 70 mph (112.65 km/h) | 01h 58m |
| 80 mph (129 km/h) | 01h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $19.25 | $38.50 |
| Mid-grade | $4.43 | $21.52 | $43.05 |
| Premium | $4.78 | $23.22 | $46.44 |
| Diesel | $5.62 | $27.33 | $54.67 |
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.