Driving
Dunwoody to Alpharetta
Updated: 29 May 2026
The trip from Dunwoody to Alpharetta is a 20-kilometer drive north along GA-400. This is a major commuter route, and the drive typically takes 25 to 35 minutes depending on traffic. GA-400 is the primary artery connecting these two northern suburbs. Alpharetta is a major business and retail hub, making this a very common daily commute.
Total Distance: 20 km driving distance, 18 km straight-line distance.
Fastest Way
Driving via GA-400 takes 25 minutes.
Cheapest Way
Driving your own car is the most practical method.
Compare Dunwoody to Alpharetta Routes
Driving
Direct
Duration
25 mins
Avg Price
5-7 USD in fuel
Operator
Personal Vehicle
Route
GA-400 North.
Use the GA-400 Express Lanes if you have a Peach Pass.
Travel Tips
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Peach PassGet a Peach Pass to use the express lanes on GA-400.
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Rush HourAvoid GA-400 between 7:30 AM and 9:00 AM.
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ParkingAvalon has ample parking decks.
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NavigationUse Google Maps to monitor traffic on GA-400.
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EventsCheck the Alpharetta events calendar for weekend festivals.
Safety Tips
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Highway SafetyMaintain a safe following distance on GA-400.
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SpeedingPolice frequently monitor speeds on GA-400.
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VisibilityUse headlights during heavy rain common in Georgia.
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EmergencyKeep your phone charged for navigation and emergencies.
People Also Ask
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Is there a train?No, MARTA does not extend to Alpharetta.
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How long is the drive?Usually 25 to 35 minutes.
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Are there tolls?Only if you use the Express Lanes.
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Is it a busy route?Yes, GA-400 is very busy during rush hour.
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Can I take a bus?There is no direct public bus service.
Quick Info
- From Dunwoody, Georgia, United States
- To Alpharetta, Georgia, United States
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Modes
Best Time to Travel
Mid-day to avoid morning and evening rush hour.
Things to Do in Alpharetta
1
Avalon
Visit this mixed-use development for high-end shopping and dining. It features a cinema and outdoor spaces.
2
Verizon Amphitheatre
Catch a concert at this premier outdoor music venue. It hosts major touring acts.
3
Big Creek Greenway
Walk or bike along this extensive trail system. It is perfect for outdoor exercise.
4
Alpharetta City Center
Explore the revitalized downtown area. It offers unique boutiques and local restaurants.
Tags
Dunwoody to Alpharetta
GA-400 North
Alpharetta commute
Dunwoody travel
Georgia driving
Alpharetta shopping
Dunwoody to Alpharetta distance
North Atlanta travel
