Traveling from Blackshear to Marietta covers 258.8 miles and typically takes about 5 hours and 22 minutes. Because this journey stays within the Southeast region of Georgia, you can comfortably complete the drive in a single day without needing an overnight stay. Expect to spend approximately $41 on fuel for the trip, making it a budget-friendly option for a weekend excursion or a necessary commute. The route utilizes a mix of local roads like Gordon Street, the Jim Gillis Historic Savannah Parkway, and the major artery of I-75. Whether you are heading north for business or leisure, this straightforward path offers a reliable connection between the southern and northern parts of the state. It is a highly practical drive that avoids unnecessary complexity while moving you efficiently across the region.
Trip Pace
Same-day drive is realistic
A same-day return is possible, but it will make for a full day on the road.
Break Rhythm
1 planned break
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
129.4 miles from Blackshear, GA
A natural place for your longest stop of the day
, about 2h 54m into the drive
.
Main Roads
Road
Distance
Duration
I 75
84.9 mi
1h 35m
Jim Gillis Historic Savannah Parkway
65.2 mi
1h 9m
Gordon Street
34.5 mi
51m
Main Street
11.9 mi
16m
Cedar Crossing Road
10.4 mi
21m
135
9.2 mi
13m
James Street
8.9 mi
10m
Hatch Parkway North
7.7 mi
8m
Longest stretch:
I 75
— 84.9 mi, about 1h 35m
Turn-by-Turn Driving Directions
Step-by-step road directions between Blackshear, GA and Marietta, GA.
Toward I 75 North: AtlantaUse the straight / left lanes.
20
Merge onto I 75
62 mi·1 hr 7 min·I 75
Use the straight / slight right lanes.
21
Keep slight left at fork onto I 75
23 mi·28 min·I 75
Toward I 75 North: Atlanta, BirminghamUse the straight / slight right lanes.
22
Keep slight right at fork onto I 75
7.2 mi·8 min·Horace E Tate Freeway
Toward I 75 North: Marietta, ChattanoogaUse the straight / slight right lanes.
23
Continue on I 75
7.0 mi·8 min·Larry McDonald Memorial Highway
Use the straight / slight right lanes.
24
Take the exit
0.4 mi·30 sec
Exit 265Toward GA 120 Alternate: North Marietta ParkwayUse the straight / slight right lanes.
25
Turn left onto GA 120 ALT
1.8 mi·3 min·North Marietta Parkway
Use the left / straight lanes.
26
Turn left onto Church Street
0.4 mi·59 sec·Church Street
Use the left lane.
27
Arrive at destination
West Park Square
Trip Plan
To make the most of your 5-hour and 22-minute trek, plan to build in at least one scheduled stop to break up the monotony of the highway. Leaving early in the morning is your best strategy to avoid peak congestion, especially as you approach the Marietta area. Since your longest stretch spans nearly 85 miles, ensure your fuel tank is topped off before you commit to the interstate portion of the journey. Keep in mind that with a single planned stop, you have plenty of flexibility to adjust your pace based on traffic conditions. A helpful tip for this route is to monitor real-time traffic updates once you hit I-75, as the highway density can fluctuate significantly as you move toward the destination.
Morning Departure
An early start around 7-8 AM gets you there with plenty of daylight left.
Evening Departure
A late afternoon start means arriving after dark. Morning is better.
You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 129.4 miles from Blackshear, GA, or about 2h 54m into the drive.
The longest continuous stretch on this route runs about 84.9 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 57 miles or 1h 25m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 129.4 miles or 2h 54m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 4h 24m
Traffic, exits, and arrival timing usually matter more near Marietta, GA than in the middle of the route.
Before You Leave
+
Open the route before leaving Blackshear, GA so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Blackshear, GA
This is one driving day of about 258.8 miles and 5h 22m.
Your first comfortable stop window is around 57 miles from Blackshear, GA.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 75 for about 84.9 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 13
5 decision points cluster between mile 90.6 and 256.2 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
90.6 mi into trip|~2h 12m in
Take the ramp toward I-16 West: Macon
Lane positioning matters here
Use the left lane.
Toward I-16 West: Macon
7
156.6 mi into trip|~3h 23m in
Keep slight right at fork toward I 75 North: Atlanta
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / left lanes.
Toward I 75 North: Atlanta
8
219.1 mi into trip|~4h 31m in|I 75
Keep slight left at fork onto I 75 toward I 75 North: Atlanta, 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 75 North: Atlanta, Birmingham
8
241.9 mi into trip|~5h in|I 75 / Horace E Tate Freeway
Keep slight right at fork onto I 75 / Horace E Tate Freeway 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
7
256.2 mi into trip|~5h 17m in
Take the exit toward GA 120 Alternate: North Marietta Parkway
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 265
Toward GA 120 Alternate: North Marietta Parkway
Fuel & Cost
Regular Gas
$40.47 one way
$80.94 round trip
$3.97/gal25.4 MPG avg91 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.34
$44.25
$88.50
premium
$4.70
$47.90
$95.80
diesel
$5.61
$57.14
$114.28
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$40
Meals
$25–$50
Total
$65–$90
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 90.5 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $27 in charging
· 0 stops
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
77.6
0
$27.17
$12.42
Efficient EV
64.7
0
$22.65
$10.35
EV Truck/SUV
103.5
1
$36.23
$16.56
Gas CO2
91 kg
EV CO2
30 kg (67% less)
Plan for 0 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.
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 15, 2026
Origin
Blackshear, GA
Late night
in Blackshear on Sunday
Local time
3:57 AM
EDT
Current temp
52°F
Unavailable
Live forecast
Destination
Marietta, GA
Late night
in Marietta on Sunday
Local time
3:57 AM
EDT
Current temp
52°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
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
Very similar conditions
Both ends of the route are sitting at about the same temperature right now.
Road read
5h 22m on the road
An early start around 7-8 AM gets you there with plenty of daylight left.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Martin Luther King, Jr. National Historical Park
National Historical Park
Welcome to Martin Luther King, Jr. National Historical Park & Preservation District where a young boy grows up in a time of segregation. He was moved by destiny to lead the modern civil rights movemen...
Welcome to Ocmulgee Mounds National Historical Park. This park is a prehistoric American Indian site, where many different American Indian cultures occupied this land for thousands of years. American...
3 mi from route
~6 min detour
Free
near mile 151.7
Today the river valley attracts us for so many reasons. Take a solitary walk to enjoy nature’s display, raft leisurely through the rocky shoals with friends, fish the misty waters as the sun comes up,...
12 mi from route
~31 min detour
$5
near mile 249.9
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
This trip is a highway-focused drive, with 67% of your time spent on major thoroughfares. You will navigate through a transition from local roads to the high-speed rhythm of I-75, which hosts the longest uninterrupted stretch of 84.9 miles. Expect the initial segments to feel more localized as you traverse the Jim Gillis Historic Savannah Parkway and Gordon Street. Once you merge onto the interstate, the character of the drive shifts into a consistent, fast-paced grind. The contrast between these smaller paths and the heavy traffic flow of the highway defines the overall experience behind the wheel.
67% highway — fuel and pacing are the main things to plan.
27 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 84.9 mi on I 75.
How Hard Is This Drive?
8/10
This is a straightforward highway drive that stays mostly on I 75 and Jim Gillis Historic Savannah Parkway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 90.6 miles in.
Driving Effort8/10
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 13 significant decision points across 258.8 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 90.6 miles: Lane positioning matters here; at 156.6 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 219.1 miles (I 75): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Elevation Profile
Gently rolling terrain
1,123 ft111 ft
Total Climb
1,135 ft
Total Descent
123 ft
Highest Point
1,123 ft
~258.8 mi in
Elevation Range
1,012 ft
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Blackshear, GA and Marietta, GA, road signs point toward Birmingham and Chattanooga.
Marietta is a city of 61,000 people (2019) in Metro Atlanta. It is the fourth largest city in the state. Dobbins Air Reserve Base on the south side of town and a Lockheed Martin manufacturing plant are among the major industries in the city.
Doable as a same-day drive at 5h 22m. Total distance: 258.8 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
5h 22m drive, comfortable solo distance.
Frequently Asked Questions
The longest stretch is about 84.9 miles on I 75. The full list of main roads is in the Roads section above.
We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Marietta, GA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 1 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.
The main spots that need attention: at 90.6 miles: Lane positioning matters here; at 156.6 miles: Highway fork - watch signs carefully. Lane positioning matters here; at 219.1 miles (I 75): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.
Yes — Martin Luther King, Jr. National Historical Park, Ocmulgee Mounds National Historical Park and Chattahoochee River National Recreation Area. See the National Parks section for detour distances and tips on detours.
Not recommended in a single day. At 5.4 hours each way, a round trip means 10.7 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Marietta, GA before the return drive.
