How far is St. Marys, GA from Newnan, GA?
The driving distance from St. Marys, GA to Newnan, GA is about 348.7 miles (561.2 km), with a travel time of about 06h 39m by car.
- The straight-line flight distance is about 264.2 miles (425.2 km).
- For a round trip, plan for roughly 13h 19m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 06h 39m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Human settlement in Emanuel County, Georgia, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between St. Marys and Newnan.
Turn-by-Turn Driving Directions
Step-by-step road directions between St. Marys and Newnan.
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1
Start on West Hall Street
24 m · 9 sec · West Hall Street
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2
Turn left onto Osborne Street
3 mi · 5 min · Osborne Street
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3
Continue on Kingsland Saint Marys Road
3 mi · 5 min · Kingsland Saint Marys Road
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4
Continue on East King Avenue
2.2 mi · 3 min · East King Avenue
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5
Take the ramp slight right toward I 95 North: I 95 North
2798 ft · 1 min
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6
Merge slight left
94.3 mi · 1 hr 42 min
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7
Keep slight right
3075 ft · 48 sec
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8
Take the exit slight right toward I 16 West: Macon
1192 ft · 51 sec
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9
Merge slight left onto Jim Gillis Historic Savannah Parkway
155.9 mi · 2 hr 47 min · Jim Gillis Historic Savannah Parkway
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10
Continue on Fall Line Freeway
2560 ft · 40 sec · Fall Line Freeway
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11
Keep slight right to continue on I 75 North: Atlanta
2746 ft · 43 sec
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12
Merge slight left
39.6 mi · 43 min
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13
Take the exit slight right toward GA 16: Griffin, Jackson
1835 ft · 45 sec
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14
Keep slight left to continue on GA 16 West: Griffin, University of Georgia Griffin Campus, Griffin Regional Welcome Center
32 m · 5 sec
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15
Turn left
1385 ft · 29 sec
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16
Continue straight
6.7 mi · 8 min
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17
Keep slight right to continue on Arthur K. Bolton Parkway
2.4 mi · 3 min · Arthur K. Bolton Parkway
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18
Continue on Memorial Drive
1 mi · 2 min · Memorial Drive
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19
Continue on East Taylor Street
2470 ft · 1 min · East Taylor Street
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20
Continue on West Taylor Street
13.4 mi · 20 min · West Taylor Street
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21
Enter the roundabout and take exit 2 toward Newnan Road
43 m · 5 sec · Newnan Road
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22
Exit the roundabout onto Newnan Road
2339 ft · 39 sec · Newnan Road
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23
Continue on State Route 16 East
6.8 mi · 10 min · State Route 16 East
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24
Enter the roundabout and take exit 3 toward the route
31 m · 2 sec
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25
Exit the roundabout
3.8 mi · 6 min
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26
Enter the roundabout and take exit 2 toward the route
14 m · 2 sec
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27
Exit the roundabout
8.6 mi · 12 min
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28
Turn right onto South US 29
3.2 mi · 5 min · South US 29
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29
Continue on Jefferson Street
3025 ft · 2 min · Jefferson Street
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30
Turn left onto Clark Street
90 m · 10 sec · Clark Street
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31
Turn right onto Jackson Street
25 m · 2 sec · Jackson Street
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32
Arrive at your destination
0 m · 1 sec · Jackson Street
Car Route Details
A richer read on the saved driving route between St. Marys and Newnan.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Jim Gillis Historic Savannah Parkway
Merge slight left onto Jim Gillis Historic Savannah Parkway
156 mi · 02h 47m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Showers And Thunderstorms Likely leaving St. Marys and Showers And Thunderstorms Likely near Newnan.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from St. Marys to Newnan?
The road trip is about 348.7 miles (561.2 km) and usually takes 06h 39m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Nunez is a useful midpoint, sitting about 174.4 miles from St. Marys and 174.4 miles from Newnan.
How much longer is the road route than the straight-line distance?
The direct path is about 264.2 miles (425.2 km), while the road route adds roughly 84.5 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 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $48.76 one way or $97.52 round trip. Estimated CO2 is about 109.4 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around St. Marys and Showers And Thunderstorms Likely near Newnan.
Stop Ideas Near Nunez
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 Nunez.
Jesup
Flight Path Map
This map shows the direct air route between St. Marys and Newnan. Straight-line distance: 264.2 mi (425.19 km).
#1 St. Marys
City in Camden County, Georgia, USA
| Population | 17,968 |
| Coordinates | 30.7305100, -81.5464900 |
| Altitude | 3 |
| Country | United States |
#2 Newnan
The county seat of Coweta County, Georgia.
| Population | 42,885 |
| Coordinates | 33.3806700, -84.7996600 |
| Altitude | 296 |
| Country | United States |
End: Newnan (-84.79966, 33.38067)
Estimated Travel Time
Distance: 561 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 37m |
| 40 mph (64.37 km/h) | 08h 43m |
| 50 mph (80.47 km/h) | 06h 58m |
| 60 mph (96.56 km/h) | 05h 48m |
| 70 mph (112.65 km/h) | 04h 58m |
| 80 mph (129 km/h) | 04h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $48.76 | $97.52 |
| Mid-grade | $4.43 | $54.52 | $109.04 |
| Premium | $4.78 | $58.82 | $117.63 |
| Diesel | $5.62 | $69.23 | $138.46 |
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 · May 24, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.