How far is Martinez, GA from Johns Creek, GA?
The driving distance from Martinez, GA to Johns Creek, GA is about 157.5 miles (253.5 km), with a travel time of about 02h 35m by car.
- The straight-line flight distance is about 126.9 miles (204.3 km).
- For a round trip, plan for roughly 05h 10m 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 02h 35m.
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.
The most populous city in Cobb County, Georgia.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Martinez and Johns Creek.
Turn-by-Turn Driving Directions
Step-by-step road directions between Martinez and Johns Creek.
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1
Start on Riverwatch Parkway
142 m · 11 sec · Riverwatch Parkway
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2
Turn left onto Baston Road
603 ft · 23 sec · Baston Road
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3
Turn right onto Washington Road
1.1 mi · 2 min · Washington Road
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4
Turn left onto Bobby Jones Expressway
1.1 mi · 2 min · Bobby Jones Expressway
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5
Take the exit slight right toward I 20 West: Atlanta
3213 ft · 1 min
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6
Merge slight left onto Carl Sanders Highway
82 mi · 1 hr 28 min · Carl Sanders Highway
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7
Continue on Purple Heart Highway
46.6 mi · 50 min · Purple Heart Highway
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8
Take the exit slight right toward I 285 Bypass North: Greenville, Chattanooga
2355 ft · 57 sec
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9
Merge slight left onto Atlanta Bypass / The Perimeter
14.5 mi · 17 min · Atlanta Bypass / The Perimeter
-
10
Take the exit slight right toward GA 141: Peachtree Boulevard
972 ft · 33 sec
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11
Keep slight right to continue on GA 141 North: Peachtree Boulevard
1361 ft · 36 sec
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12
Merge slight left onto Peachtree Industrial Boulevard
3.6 mi · 5 min · Peachtree Industrial Boulevard
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13
Keep slight left to continue on GA 141 North: Cumming, Dahlonega
6.2 mi · 10 min
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14
Turn left onto Grove Point Road
1076 ft · 56 sec · Grove Point Road
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15
Turn left onto Groomsbridge Road
2795 ft · 2 min · Groomsbridge Road
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16
Turn right onto Morgan Hill Court
82 m · 12 sec · Morgan Hill Court
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17
Arrive at your destination
0 m · 1 sec · Morgan Hill Court
Car Route Details
A richer read on the saved driving route between Martinez and Johns Creek.
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
82 mi · 01h 28m
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.
Partly Sunny leaving Martinez and Mostly Cloudy near Johns Creek.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Martinez to Johns Creek?
The road trip is about 157.5 miles (253.5 km) and usually takes 02h 35m 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?
Smyrna is a useful midpoint, sitting about 78.7 miles from Martinez and 78.9 miles from Johns Creek.
How much longer is the road route than the straight-line distance?
The direct path is about 126.9 miles (204.3 km), while the road route adds roughly 30.6 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 EST. If you want a more comfortable same-day return, try to leave by 1:20 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.69 one way or $39.39 round trip. Estimated CO2 is about 49.4 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Martinez and Mostly Cloudy near Johns Creek.
Stop Ideas Near Smyrna
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 Smyrna.
Gainesville
Peachtree Station
Toccoa
Flight Path Map
This map shows the direct air route between Martinez and Johns Creek. Straight-line distance: 126.95 mi (204.3 km).
#1 Martinez
Martinez is a place in Georgia, United States.
| Population | 0 |
| Coordinates | 33.5173600, -82.0756700 |
| Altitude | 110 |
| Country | United States |
#2 Johns Creek
The most populous city in Fulton County, Georgia.
| Population | 85,192 |
| Coordinates | 34.0289300, -84.1985800 |
| Altitude | 286 |
| Country | United States |
End: Morgan Hill Court (-84.198301, 34.028453)
Estimated Travel Time
Distance: 253 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 14m |
| 40 mph (64.37 km/h) | 03h 56m |
| 50 mph (80.47 km/h) | 03h 09m |
| 60 mph (96.56 km/h) | 02h 37m |
| 70 mph (112.65 km/h) | 02h 15m |
| 80 mph (129 km/h) | 01h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.54 | $19.69 | $39.39 |
| Mid-grade | $4.04 | $22.45 | $44.90 |
| Premium | $4.48 | $24.90 | $49.80 |
| Diesel | $5.66 | $31.47 | $62.94 |
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