How far is Grayson, GA from Dunwoody, GA?

The driving distance from Grayson, GA to Dunwoody, GA is about 27.5 miles (44.2 km), with a travel time of about 00h 41m by car.

  • The straight-line flight distance is about 22 miles (35.4 km).
  • For a round trip, plan for roughly 01h 23m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
27.48 mi
00h 41m
Flight
22.02 mi
35.44 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Grayson.

Flight Distance

Direct air line
22.02 mi
Kilometers
35.44 km
Flight Time
00h 02m

Driving Distance

Road route
27.48 mi
Kilometers
44.22 km
Drive Time
00h 41m

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 00h 41m.

Arrival Snapshot
Arrive in Dunwoody
Sun, Aug 2, 2:43 PM EDT
Return by in Grayson
Sun, Aug 2, 3:25 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Grayson
2026-08-02T14:01
Arrive Dunwoody
Sun, Aug 2, 2:43 PM EDT
Route Timing
00h 41m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:42 AM to 7:42 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:06 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Grayson
10:00 PM EDT
Flexible departure

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Berkeley Lake
GA

City in Gwinnett County, Georgia, United States of America

From Grayson
13.7 mi
00h 20m
To Dunwoody
13.7 mi
00h 20m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
86°F
Sunday

Slight Chance Showers And Thunderstorms

Starts
Sun, Aug 2 6:00 AM EDT
Wind
5 to 10 mph SW
Destination
88°F
Sunday

Chance Showers And Thunderstorms

Starts
Sun, Aug 2 6:00 AM EDT
Wind
5 to 10 mph SW

Driving Route Map

The map below follows the saved road route between Grayson and Dunwoody.

Turn-by-Turn Driving Directions

Step-by-step road directions between Grayson and Dunwoody.

  1. 1

    Start on Grayson Highway

    5 m · 4 sec · Grayson Highway

  2. 2

    Continue on Grayson Highway

    2 mi · 3 min · Grayson Highway

  3. 3

    Turn left onto Sugarloaf Parkway

    6.8 mi · 12 min · Sugarloaf Parkway

  4. 4

    Continue on Sugarloaf Parkway

    63 m · 10 sec · Sugarloaf Parkway

  5. 5

    Take the ramp slight right toward GA 316 West

    2613 ft · 1 min

  6. 6

    Merge slight left onto University Parkway

    1.5 mi · 2 min · University Parkway

  7. 7

    Keep slight left to continue on I 85 South: Atlanta

    1 mi · 1 min

  8. 8

    Merge slight left

    9 mi · 10 min

  9. 9

    Take the exit slight right toward I 285 West Bypass: Chattanooga, Birmingham

    1 km · 1 min

  10. 10

    Keep slight left to continue on I 285 West: Chattanooga, Birmingham

    2431 ft · 32 sec

  11. 11

    Merge slight left onto Atlanta Bypass / The Perimeter

    2.3 mi · 3 min · Atlanta Bypass / The Perimeter

  12. 12

    Take the exit slight right toward North Peachtree Road, North Shallowford Road, Chamblee-Dunwoody Road

    1509 ft · 39 sec

  13. 13

    Continue on Cotillion Drive

    2585 ft · 1 min · Cotillion Drive

  14. 14

    Turn right onto North Shallowford Road

    1.3 km · 2 min · North Shallowford Road

  15. 15

    Continue on Chamblee Dunwoody Way

    123 m · 11 sec · Chamblee Dunwoody Way

  16. 16

    Continue on Chamblee Dunwoody Road

    1.5 mi · 3 min · Chamblee Dunwoody Road

  17. 17

    Turn left

    28 m · 3 sec

  18. 18

    Turn right

    24 m · 6 sec

  19. 19

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Grayson and Dunwoody.

OSRM road route
Drive Character

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.

Directions
19 steps
4 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
69.1 / 100 mi
Decision points by distance
Main Roads
I 85 South
10 mi · 36%
Sugarloaf Parkway
6.81 mi · 25%
Atlanta Bypass / The Perimeter
2.27 mi · 8%
Grayson Highway
2.03 mi · 7%
Chamblee Dunwoody Road
1.54 mi · 6%
University Parkway
1.51 mi · 6%
Longest Stretch

I 85 South

Merge slight left

8.99 mi · 00h 10m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 41m
Quick drive
Same-Day Return
01h 24m
Round-trip wheel time
Road vs Air
+5.5 mi
22 mi direct line
Halfway Stop
Berkeley Lake
00h 20m from Grayson
Leave By
7:06 PM EDT
Flexible departure
Weather Watch

Slight Chance Showers And Thunderstorms leaving Grayson and Chance Showers And Thunderstorms near Dunwoody.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Grayson to Dunwoody?

The road trip is about 27.5 miles (44.2 km) and usually takes 00h 41m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Berkeley Lake is a useful midpoint, sitting about 13.7 miles from Grayson and 13.7 miles from Dunwoody.

How much longer is the road route than the straight-line distance?

The direct path is about 22 miles (35.4 km), while the road route adds roughly 5.5 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:06 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $3.84 one way or $7.68 round trip. Estimated CO2 is about 8.6 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Showers And Thunderstorms around Grayson and Chance Showers And Thunderstorms near Dunwoody.

Stop Ideas Near Berkeley Lake

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Berkeley Lake, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Berkeley Lake.

RAIL

Peachtree Station

28 mi away
1688 Peachtree Street, NW
RAIL

Gainesville

47 mi away
116 Industrial Boulevard
RAIL

Toccoa

103 mi away
47 North Alexander St.

Flight Path Map

This map shows the direct air route between Grayson and Dunwoody. Straight-line distance: 22.02 mi (35.44 km).

Grayson

#1 Grayson

City in Gwinnett County, Georgia, United States

Population4,429
Coordinates33.8942700, -83.9557400
Altitude334
CountryUnited States
Dunwoody

#2 Dunwoody

Town in DeKalb County, Georgia, USA

Population49,326
Coordinates33.9462100, -84.3346500
Altitude345
CountryUnited States
Start: Grayson (-83.95574, 33.89427)
End: Dunwoody (-84.33465, 33.94621)

Estimated Travel Time

Distance: 44 km by road

SpeedTime
30 mph (48.3 km/h)00h 54m
40 mph (64.37 km/h)00h 41m
50 mph (80.47 km/h)00h 32m
60 mph (96.56 km/h)00h 27m
70 mph (112.65 km/h)00h 23m
80 mph (129 km/h)00h 20m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.97 gal
3.67 L · about $3.84
Round trip
$7.68
1.94 gal · 7.34 L
Estimated CO2
8.6 kg one way
Round trip: 17.2 kg / 38 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.96 $3.84 $7.68
Mid-grade $4.43 $4.30 $8.59
Premium $4.78 $4.63 $9.27
Diesel $5.62 $5.46 $10.91

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 · Aug 02, 2026

There is no time difference between Grayson and Dunwoody. The current time is 14:01:44.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.