How far is Smyrna, GA from Martinez, GA?
The driving distance from Smyrna, GA to Martinez, GA is about 83 miles (133.5 km), with a travel time of about 01h 38m by car.
- The straight-line flight distance is about 76.7 miles (123.5 km).
- For a round trip, plan for roughly 03h 16m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
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 01h 38m.
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 Warren County, Georgia, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Smyrna and Martinez.
Turn-by-Turn Driving Directions
Step-by-step road directions between Smyrna and Martinez.
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1
Start on Buckhead Road
3.4 mi · 8 min · Buckhead Road
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2
Turn left onto Parks Mill Road
74 m · 9 sec · Parks Mill Road
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3
Turn right onto Seven Islands Road
1.3 mi · 3 min · Seven Islands Road
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4
Take the ramp left toward I 20
1658 ft · 41 sec
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5
Merge slight left onto Carl Sanders Highway
74.4 mi · 1 hr 20 min · Carl Sanders Highway
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6
Take the exit slight right toward I 520 East, GA 232
1107 ft · 27 sec
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7
Keep slight left to continue on GA 232
2266 ft · 55 sec
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8
Keep slight right to continue on GA 232
1639 ft · 40 sec
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9
Merge slight left onto Bobby Jones Expressway
1.3 mi · 2 min · Bobby Jones Expressway
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10
Turn right onto Washington Road
1.1 mi · 2 min · Washington Road
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11
Turn left onto Riverwatch Parkway
148 m · 12 sec · Riverwatch Parkway
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12
Continue on Riverwatch Parkway
150 m · 18 sec · Riverwatch Parkway
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13
Continue on Riverwatch Parkway
24 m · 8 sec · Riverwatch Parkway
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14
Arrive at your destination
0 m · 1 sec · Riverwatch Parkway
Car Route Details
A richer read on the saved driving route between Smyrna and Martinez.
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
74.4 mi · 01h 20m
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 Cloudy leaving Smyrna and Partly Sunny near Martinez.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Smyrna to Martinez?
The road trip is about 83 miles (133.5 km) and usually takes 01h 38m 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?
Norwood is a useful midpoint, sitting about 41.4 miles from Smyrna and 41.6 miles from Martinez.
How much longer is the road route than the straight-line distance?
The direct path is about 76.7 miles (123.5 km), while the road route adds roughly 6.3 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 EST. If you want a more comfortable same-day return, try to leave by 3:14 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.38 one way or $20.76 round trip. Estimated CO2 is about 26 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Smyrna and Partly Sunny near Martinez.
Flight Path Map
This map shows the direct air route between Smyrna and Martinez. Straight-line distance: 76.73 mi (123.49 km).
#1 Smyrna
The most populous city in Cobb County, Georgia.
| Population | 56,443 |
| Coordinates | 33.5981800, -83.4048900 |
| Altitude | 188 |
| Country | United States |
#2 Martinez
Martinez is a place in Georgia, United States.
| Population | 0 |
| Coordinates | 33.5173600, -82.0756700 |
| Altitude | 110 |
| Country | United States |
End: Martinez (-82.07567, 33.51736)
Estimated Travel Time
Distance: 134 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 45m |
| 40 mph (64.37 km/h) | 02h 04m |
| 50 mph (80.47 km/h) | 01h 39m |
| 60 mph (96.56 km/h) | 01h 22m |
| 70 mph (112.65 km/h) | 01h 11m |
| 80 mph (129 km/h) | 01h 02m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.54 | $10.38 | $20.76 |
| Mid-grade | $4.04 | $11.83 | $23.66 |
| Premium | $4.48 | $13.12 | $26.24 |
| Diesel | $5.66 | $16.58 | $33.17 |
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 · Nov 06, 2026