Traveling from Lawrenceville to Marietta covers a 39-mile stretch that typically takes about 52 minutes to navigate. Because this route is entirely within the Southeast region of Georgia, you won't experience significant shifts in climate or geography during your transit. Expect to spend approximately $6 on fuel for the journey, making it a very affordable trip to complete in a single day. You will primarily utilize I-85, the Larry McDonald Memorial Highway, and the Atlanta Bypass, also known as The Perimeter, to bridge the two cities. Given the short duration, there is no need to plan for an overnight stay, as the drive is straightforward enough to handle in one go. It is a practical, efficient connection between these two suburban hubs.
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 52m. Total distance: 39 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
52m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (39%). Some complex stretches to watch for.
Scenic Drive
Mixed drive route profile with national parks nearby.
Drive Character
This 39-mile drive is a classic mix of high-speed interstate travel and local highway navigation. Since the route consists of 100% highway driving, you should be prepared for a consistent flow of traffic rather than slow-paced backroads. Your longest uninterrupted stretch occurs on the Atlanta Bypass, where you will cover 12 miles of the Perimeter. The road’s personality shifts from the Larry McDonald Memorial Highway onto the faster-paced interstate segments, requiring you to stay alert during the transition. Expect a functional, commuter-focused experience behind the wheel that prioritizes speed and direct connectivity over scenic meandering.
Expect a mix of faster highway mileage and slower local approaches near the beginning or end.
There are about 19 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
Atlanta Bypass / The Perimeter is the longest continuous segment at about 12 miles.
Elevation Profile
Mostly flat terrain
1,124 ft884 ft
Total Climb
514 ft
Total Descent
456 ft
Highest Point
1,124 ft
~39 mi in
Elevation Range
240 ft
How Hard Is This Drive?
This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 17 miles in.
Driving Effort10/10
Focused - lots of decisions in a short distance, but it is over quickly
Balances navigation complexity with total wheel time.
This is a short but busy drive. With 17 decision points packed into just 39 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 52m.
Where does it get tricky?
The main spots that need attention: at 17 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 17.6 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 30.1 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Critical Maneuvers
5 of 17 key points
These are the spots where you need to pay the most attention. Preview them before you drive.
8
17 mi into trip|~22m in
Take the exit toward I 285 West Bypass: Chattanooga, Birmingham
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 95B
Toward I 285 West Bypass: Chattanooga, Birmingh...
8
17.6 mi into trip|~24m in
Keep slight left at fork toward I 285 West: Chattanooga, Birmingham
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward I 285 West: Chattanooga, Birmingham
8
30.1 mi into trip|~39m in
Take the exit toward I 75: Atlanta, Marietta, Chattanooga
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Exit 20
Toward I 75: Atlanta, Marietta, Chattanooga
8
30.4 mi into trip|~39m in
Keep slight right at fork toward I 75 North: Marietta, Chattanooga
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / slight right lanes.
Toward I 75 North: Marietta, Chattanooga
8
31.3 mi into trip|~40m in
Keep slight left at fork toward I 75 North: Marietta, Chattanooga
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward I 75 North: Marietta, Chattanooga
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Lawrenceville, GA and Marietta, GA, road signs point toward Birmingham and Chattanooga.
Birmingham
17 mi in|~22m
Chattanooga
30.1 mi in|~39m
Main Roads
Road
Distance
Duration
Atlanta Bypass / The Perimeter
12 mi
14m
I 85
9 mi
9m
Larry McDonald Memorial Highway
4.8 mi
5m
University Parkway
4.5 mi
6m
North Marietta Parkway
1.8 mi
3m
East Pike Street
1.4 mi
3m
Duluth Highway
0.7 mi
1m
Church Street
0.4 mi
<1m
Longest stretch:
Atlanta Bypass / The Perimeter
— 12 mi, about 14m
Turn-by-Turn Driving Directions
Step-by-step road directions between Lawrenceville, GA and Marietta, GA.
1
Start on GA 20
0.1 mi·33 sec·East Crogan Street
Use the left lane.
2
Turn left onto GA 20; GA 124
368 ft·16 sec·Buford Drive
Use the left lane.
3
Turn left onto GA 20
1.4 mi·3 min·East Pike Street
Use the left lane.
4
Continue on GA 120
0.7 mi·1 min·Duluth Highway
5
Take the ramp
0.2 mi·23 sec
Toward GA 316: AtlantaUse the left lane.
6
Merge onto GA 316
4.5 mi·6 min·University Parkway
Use the straight / slight left lanes.
7
Keep slight left at fork
1.0 mi·1 min
Toward I 85 South: Atlanta
8
Merge onto I 85
9.0 mi·9 min·I 85
Use the straight lane.
9
Take the exit
0.6 mi·1 min
Exit 95BToward I 285 West Bypass: Chattanooga, BirminghamUse the straight / slight right lanes.
10
Keep slight left at fork
0.5 mi·32 sec
Toward I 285 West: Chattanooga, BirminghamUse the straight / slight right lanes.
11
Merge onto I 285
12 mi·14 min·Atlanta Bypass / The Perimeter
Use the straight / slight right lanes.
12
Take the exit
0.3 mi·27 sec
Exit 20Toward I 75: Atlanta, Marietta, ChattanoogaUse the slight right lane.
13
Keep slight right at fork
0.9 mi·1 min
Toward I 75 North: Marietta, ChattanoogaUse the slight left / slight right lanes.
14
Keep slight left at fork
0.3 mi·21 sec
Toward I 75 North: Marietta, ChattanoogaUse the straight / slight right lanes.
15
Merge onto I 75
4.8 mi·5 min·Larry McDonald Memorial Highway
16
Take the exit
0.4 mi·30 sec
Exit 265Toward GA 120 Alternate: North Marietta ParkwayUse the straight / slight right lanes.
17
Turn left onto GA 120 ALT
1.8 mi·3 min·North Marietta Parkway
Use the left / straight lanes.
18
Turn left onto Church Street
0.4 mi·59 sec·Church Street
Use the left lane.
19
Arrive at destination
West Park Square
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 19.5 mi from Lawrenceville, GA
· 26m into the drive
The midpoint is around 19.5 miles from Lawrenceville, GA, which is a good place for a longer meal and fuel stop.
Arriving in Marietta, GA
Allow a few extra minutes for the final approach into Marietta, GA if you are unfamiliar with the area.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Fuel & Cost
Regular Gas
$6.10 one way
$12.20 round trip
$3.97/gal25.4 MPG avg14 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.34
$6.67
$13.34
premium
$4.70
$7.22
$14.44
diesel
$5.61
$8.61
$17.22
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$6
Estimated CO2 emission: 13.6 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $4 in charging
· 0 stops
· 64% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
11.7
0
$4.10
$1.87
Efficient EV
9.8
0
$3.41
$1.56
EV Truck/SUV
15.6
0
$5.46
$2.50
Gas CO2
14 kg
EV CO2
5 kg (64% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 14, 2026
Origin
Lawrenceville, GA
Late night
in Lawrenceville on Saturday
Local time
12:22 AM
EDT
Current temp
86°F
Sunny
SW 5 mph0% chanceLive forecast
Special Weather Statement
Special Weather Statement issued April 14 at 1:51PM EDT by NWS Greenville-Spartanburg SC
Special Weather Statement
Special Weather Statement issued April 13 at 9:32PM EDT by NWS Peachtree City GA
Destination
Marietta, GA
Late night
in Marietta on Saturday
Local time
12:22 AM
EDT
Current temp
52°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
34 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
52m on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Lawrenceville, GA to Marietta, GA covers 39 miles and takes about 52m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are Atlanta Bypass / The Perimeter, I 85, Larry McDonald Memorial Highway. Expect a mix of highway and local road driving.
This is a comfortable same-day trip.
The midpoint is about 19.5 miles from Lawrenceville, GA. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $6.10 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.
This is a short but busy drive. With 17 decision points packed into just 39 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 52m.
The main spots that need attention: at 17 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 17.6 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 30.1 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.
Between Lawrenceville, GA and Marietta, GA, road signs point toward Birmingham and Chattanooga.
Mostly flat terrain. The route ranges from 884 ft to 1,124 ft elevation with about 514 ft of total climbing.
Yes. Nearby national parks include Chattahoochee River National Recreation Area and Martin Luther King, Jr. National Historical Park.
