This 81.1-mile drive from Madison, GA to Alpharetta, GA will take about 1 hour and 36 minutes, making it a perfect one-day trip. You'll primarily travel on the Purple Heart Highway and the Atlanta Bypass, also known as The Perimeter, with a short section on Turner McDonald Parkway. The estimated fuel cost is around $13, and with no planned stops, you can get there efficiently. This route stays within the Southeast region, offering a straightforward journey between two Georgia locations. Its turn-heavy local drive profile means you'll be navigating more turns than open highway, so keep your focus sharp.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Midpoint
40.5 miles from Madison, GA
A natural place for your longest stop of the day
, about 46m into the drive
.
Main Roads
Road
Distance
Duration
Purple Heart Highway
45.1 mi
48m
Atlanta Bypass / The Perimeter
17.8 mi
20m
Turner McDonald Parkway
9.1 mi
11m
Monticello Highway
1.4 mi
2m
Haynes Bridge Road
1.3 mi
2m
South Main Street
0.8 mi
1m
North Main Street
0.8 mi
1m
Atlanta Highway
0.4 mi
<1m
Longest stretch:
Purple Heart Highway
— 45.1 mi, about 48m
Turn-by-Turn Driving Directions
Step-by-step road directions between Madison, GA and Alpharetta, GA.
1
Start on US 129; US 278; US 441; GA 12; GA 24
0.8 mi·1 min·North Main Street
2
Keep slight right at fork onto US 278; GA 12; GA 83
0.5 mi·1 min·South Main Street
3
Continue on US 278; GA 12; GA 83
0.4 mi·39 sec·Atlanta Highway
4
Turn left onto GA 83
1.4 mi·2 min·Monticello Highway
5
Take the ramp
0.4 mi·55 sec
Toward I-20 West: Atlanta
6
Merge onto I 20
45 mi·48 min·Purple Heart Highway
Use the straight / slight right lanes.
7
Take the exit
0.4 mi·57 sec
Exit 67BToward I 285 Bypass North: Greenville, ChattanoogaUse the straight / slight right lanes.
8
Merge onto I 285
18 mi·20 min·Atlanta Bypass / The Perimeter
Use the straight / slight right lanes.
9
Take the exit
0.4 mi·48 sec
Toward GA 400 North, GA 400 South, Peachtree Dunwoody Road, US 19 North: Cumming, Dahlonega, AtlantaUse the straight / slight right lanes.
10
Keep slight left at fork
0.7 mi·47 sec
Toward US 19 North, GA 400 North, GA 400 South: Cumming, Dahlonega, Atlanta
11
Keep slight right at fork
2.0 mi·2 min
Toward US 19 North, GA 400 North: Cumming, DahlonegaUse the slight right lane.
12
Merge onto US 19; GA 400
9.1 mi·11 min·Turner McDonald Parkway
Use the straight lane.
13
Take the exit
0.3 mi·33 sec
Exit 9Toward Alpharetta, Haynes Bridge RoadUse the straight / slight right lanes.
14
Turn left onto Haynes Bridge Road
1.3 mi·2 min·Haynes Bridge Road
Use the left lane.
15
Turn left onto GA 120
0.2 mi·21 sec·Old Milton Parkway
Use the left lane.
16
Turn right onto GA 9
0.3 mi·52 sec·South Main Street
17
Turn right onto Academy Street
139 ft·3 sec·Academy Street
18
Arrive at destination
Academy Street
Trip Plan
For this relatively short, 1-hour-and-36-minute drive, you have a lot of flexibility. Leaving in the morning will help you beat potential traffic, especially as you approach the Atlanta Bypass. With only 81.1 miles and an estimated $13 in fuel cost, there's no need to split the journey. Since there are no designated stops in the data, plan your own breaks as needed. A good tip for this route is to pay close attention to your GPS, as the "turn-heavy local drive" profile means you'll be making frequent turns. Ensure your navigation is set before you depart Madison.
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
You can normally do this drive in one day.
You may only need one short stretch break if traffic stays light.
The halfway point lands around 40.5 miles from Madison, GA, or about 46m into the drive.
The longest continuous stretch on this route runs about 45.1 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 18 miles or 22m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 40.5 miles or 46m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 1h 19m
Traffic, exits, and arrival timing usually matter more near Alpharetta, GA than in the middle of the route.
Before You Leave
+
Open the route before leaving Madison, GA so your first major turns are already loaded.
Day 1
Settle into the route from Madison, GA
This is one driving day of about 81.1 miles and 1h 36m.
Your first comfortable stop window is around 18 miles from Madison, GA.
This route can stay practical as a one-day drive if traffic stays reasonable.
The longest stretch is on Purple Heart Highway for about 45.1 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 14
5 decision points cluster between mile 48.6 and 79 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
8
48.6 mi into trip|~55m in
Take the exit toward I 285 Bypass North: Greenville, Chattanooga
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 67B
Toward I 285 Bypass North: Greenville, Chattano...
7
66.9 mi into trip|~1h 16m in
Take the exit toward GA 400 North, GA 400 South, Peachtree Dunwoody Road, US 19 North: Cumming, Dahlonega, Atlanta
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Toward GA 400 North, GA 400 South, Peachtree Du...
6
67.2 mi into trip|~1h 17m in
Keep slight left at fork toward US 19 North, GA 400 North, GA 400 South: Cumming, Dahlonega, Atlanta
Highway fork - watch signs carefully. Multiple destination signs - pick the right one
Toward US 19 North, GA 400 North, GA 400 South:...
8
67.9 mi into trip|~1h 18m in
Keep slight right at fork toward US 19 North, GA 400 North: Cumming, Dahlonega
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight right lane.
Toward US 19 North, GA 400 North: Cumming, Dahl...
8
79 mi into trip|~1h 32m in
Take the exit toward Alpharetta, Haynes Bridge Road
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 9
Toward Alpharetta, Haynes Bridge Road
Fuel & Cost
Regular Gas
$12.68 one way
$25.36 round trip
$3.97/gal25.4 MPG avg28 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.34
$13.87
$27.73
premium
$4.70
$15.01
$30.02
diesel
$5.61
$17.91
$35.81
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$13
Meals
$25–$50
Total
$38–$63
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 28.4 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $9 in charging
· 0 stops
· 68% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
24.3
0
$8.52
$3.89
Efficient EV
20.3
0
$7.10
$3.24
EV Truck/SUV
32.4
0
$11.35
$5.19
Gas CO2
28 kg
EV CO2
9 kg (68% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
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 16, 2026
Origin
Madison, GA
Late night
in Madison on Sunday
Local time
2:00 AM
EDT
Current temp
52°F
Unavailable
Live forecast
Destination
Alpharetta, GA
Late night
in Alpharetta on Sunday
Local time
2:00 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
1h 36m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
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.
Chattahoochee River National Recreation Area
National Recreation Area
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,...
3 mi from route
~6 min detour
$5
near mile 75.5
Park Closure: Island Ford Trail Closures Winter 2025-2026
Park Closure: Restrooms and Water Fountains Unavailable at Powers Island and Akers Mill
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...
8 mi from route
~20 min detour
Free
near mile 53.1
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
Expect a "turn-heavy local drive" experience on this 81.1-mile route. While 11% of your journey will be on highways, the majority involves navigating local roads and junctions. The longest uninterrupted stretch you'll encounter is 45.1 miles on the Purple Heart Highway. As you progress, the road character will likely shift from more open stretches to increasingly urban or suburban driving, especially as you approach and traverse the Atlanta Bypass. This means you should be prepared for frequent changes in speed limits and traffic patterns.
Only 11% highway — the rest is turn-by-turn surface driving.
18 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 45.1 mi on Purple Heart Highway.
How Hard Is This Drive?
10/10
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 48.6 miles in.
Driving Effort10/10
Demanding - stay alert through the decision-heavy sections
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 81.1 miles you will encounter 14 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 48.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 66.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 67.2 miles: Highway fork - watch signs carefully. Multiple destination signs - pick the right one.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Madison, GA and Alpharetta, GA, road signs point toward Chattanooga, Dahlonega and Atlanta.
Madison, the capital of Wisconsin, is situated on an isthmus between Lake Mendota and Lake Monona. As the anchor of the Greater Madison Area, it is home to the University of Wisconsin — Madison, one of the premier universities in the United States. It is a vibrant city known for its natural beauty, vibrant cultural scene, and academic excellence. Visitors can enjoy a variety of activities such as hiking, biking, and exploring the city's many museums and art galleries. The city is also known for its diverse and delicious food options.
Doable as a same-day drive at 1h 36m. Total distance: 81.1 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 36m drive, comfortable solo distance.
Scenic Drive
Mostly surface roads route profile with national parks nearby.
Frequently Asked Questions
The longest stretch is about 45.1 miles on Purple Heart Highway. The full list of main roads is in the Roads section above.
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 Alpharetta, GA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 48.6 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 66.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 67.2 miles: Highway fork - watch signs carefully. Multiple destination signs - pick the right one.
Yes — Chattahoochee River National Recreation Area and Martin Luther King, Jr. National Historical Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Alpharetta, GA before heading back.
