How far is Porterdale, GA from Roswell, GA?
The driving distance from Porterdale, GA to Roswell, GA is about 54.2 miles (87.2 km), with a travel time of about 01h 00m by car.
- The straight-line flight distance is about 41 miles (66 km).
- For a round trip, plan for roughly 02h 01m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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 00m.
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.
Census-designated place in DeKalb County, Georgia
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Porterdale and Roswell.
Turn-by-Turn Driving Directions
Step-by-step road directions between Porterdale and Roswell.
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1
Start on North Broad Street
2871 ft · 1 min · North Broad Street
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2
Continue on Washington Street Southwest
1.1 mi · 2 min · Washington Street Southwest
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3
Turn left onto Turner Lake Road Southwest
2100 ft · 42 sec · Turner Lake Road Southwest
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4
Continue on Turner Lake Road Northwest
1399 ft · 27 sec · Turner Lake Road Northwest
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5
Enter the roundabout and take exit 2 toward Turner Lake Road Northwest
49 m · 7 sec · Turner Lake Road Northwest
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6
Exit the roundabout onto Turner Lake Road Northwest
2510 ft · 1 min · Turner Lake Road Northwest
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7
Continue straight
3201 ft · 1 min
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8
Merge slight left onto Purple Heart Highway
22.5 mi · 24 min · Purple Heart Highway
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9
Take the exit slight right toward I 285 Bypass North: Greenville, Chattanooga
2355 ft · 57 sec
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10
Merge slight left onto Atlanta Bypass / The Perimeter
17.8 mi · 21 min · Atlanta Bypass / The Perimeter
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11
Take the exit slight right toward GA 400 North, GA 400 South, Peachtree Dunwoody Road, US 19 North: Cumming, Dahlonega, Atlanta
1983 ft · 48 sec
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12
Keep slight left to continue on US 19 North, GA 400 North, GA 400 South: Cumming, Dahlonega, Atlanta
1.1 km · 48 sec
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13
Keep slight right to continue on US 19 North, GA 400 North: Cumming, Dahlonega
2 mi · 2 min
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14
Merge slight left onto Turner McDonald Parkway
3.1 mi · 4 min · Turner McDonald Parkway
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15
Take the exit slight right toward Northridge Road
1416 ft · 48 sec
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16
Keep slight right to continue on Dunwoody Place
837 ft · 21 sec
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17
Turn right onto Dunwoody Place
1.2 mi · 3 min · Dunwoody Place
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18
Turn right onto Roswell Road
1.7 mi · 3 min · Roswell Road
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19
Continue on North Atlanta Street
2899 ft · 1 min · North Atlanta Street
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20
Keep slight left to continue on North Atlanta Street
120 m · 10 sec · North Atlanta Street
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21
Arrive at your destination
0 m · 1 sec · North Atlanta Street
Car Route Details
A richer read on the saved driving route between Porterdale and Roswell.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Purple Heart Highway
Merge slight left onto Purple Heart Highway
22.5 mi · 00h 24m
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.
Chance Showers And Thunderstorms leaving Porterdale and Chance Showers And Thunderstorms near Roswell.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Porterdale to Roswell?
The road trip is about 54.2 miles (87.2 km) and usually takes 01h 00m 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?
Belvedere Park is a useful midpoint, sitting about 27.1 miles from Porterdale and 27.2 miles from Roswell.
How much longer is the road route than the straight-line distance?
The direct path is about 41 miles (66 km), while the road route adds roughly 13.2 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 EDT. If you want a more comfortable same-day return, try to leave by 4:28 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.57 one way or $15.13 round trip. Estimated CO2 is about 17 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Porterdale and Chance Showers And Thunderstorms near Roswell.
Stop Ideas Near Belvedere Park
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cafe 55
Atlanta City Hall
City of Stonecrest
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Belvedere Park.
Peachtree Station
Gainesville
Flight Path Map
This map shows the direct air route between Porterdale and Roswell. Straight-line distance: 40.99 mi (65.96 km).
#1 Porterdale
City in Newton County, Georgia, United States of America
| Population | 1,475 |
| Coordinates | 33.5751100, -83.8938000 |
| Altitude | 213 |
| Country | United States |
#2 Roswell
A city in Fulton County, Georgia.
| Population | 95,434 |
| Coordinates | 34.0231600, -84.3615900 |
| Altitude | 328 |
| Country | United States |
End: North Atlanta Street (-84.361558, 34.02316)
Estimated Travel Time
Distance: 87 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 48m |
| 40 mph (64.37 km/h) | 01h 21m |
| 50 mph (80.47 km/h) | 01h 05m |
| 60 mph (96.56 km/h) | 00h 54m |
| 70 mph (112.65 km/h) | 00h 46m |
| 80 mph (129 km/h) | 00h 40m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $7.57 | $15.13 |
| Mid-grade | $4.43 | $8.46 | $16.92 |
| Premium | $4.78 | $9.13 | $18.25 |
| Diesel | $5.62 | $10.74 | $21.48 |
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 25, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.