How far is Lake Purdy, AL from Decatur, AL?
The driving distance from Lake Purdy, AL to Decatur, AL is about 99.4 miles (160 km), with a travel time of about 01h 37m by car.
- The straight-line flight distance is about 83.1 miles (133.7 km).
- For a round trip, plan for roughly 03h 14m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 37m.
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.
Town in Cullman County, Alabama, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Lake Purdy and Decatur.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lake Purdy and Decatur.
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1
Start on Ashford Lane
65 m · 12 sec · Ashford Lane
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2
Turn right onto Somerset Lane
897 ft · 41 sec · Somerset Lane
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3
At the end of the road, turn right onto Hampton Place
742 ft · 35 sec · Hampton Place
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4
Turn right onto Brook Highland Drive
884 ft · 41 sec · Brook Highland Drive
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5
Turn right onto Brook Highland Parkway
1.1 mi · 3 min · Brook Highland Parkway
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6
Turn right
7.5 mi · 11 min
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7
Take the exit slight right toward US 31 North, US 280 West: Birmingham
1901 ft · 30 sec
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8
Merge slight left onto Red Mountain Expressway
2.9 mi · 4 min · Red Mountain Expressway
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9
Continue on Carraway Boulevard
1.5 mi · 3 min · Carraway Boulevard
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10
Turn left onto Finley Boulevard
1 km · 1 min · Finley Boulevard
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11
Turn right onto 19th Street North
15 m · 1 sec · 19th Street North
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12
Take the ramp straight toward I 65 North
771 ft · 19 sec
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13
Merge slight left
70.7 mi · 1 hr 16 min
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14
Take the exit slight right toward 67: Decatur, Priceville, Somerville
2021 ft · 51 sec
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15
Turn left onto Point Mallard Parkway Southeast
4.5 mi · 7 min · Point Mallard Parkway Southeast
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16
Turn right onto 6th Avenue Southeast
3 mi · 6 min · 6th Avenue Southeast
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17
Continue on 6th Avenue Northeast
580 ft · 15 sec · 6th Avenue Northeast
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18
Turn left onto Lee Street Northeast
1085 ft · 38 sec · Lee Street Northeast
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19
Turn right
25 m · 6 sec
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20
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Lake Purdy and Decatur.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 65 North
Merge slight left
70.7 mi · 01h 16m
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.
Sunny leaving Lake Purdy and Sunny near Decatur.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lake Purdy to Decatur?
The road trip is about 99.4 miles (160 km) and usually takes 01h 37m 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?
Colony is a useful midpoint, sitting about 46.8 miles from Lake Purdy and 52.6 miles from Decatur.
How much longer is the road route than the straight-line distance?
The direct path is about 83.1 miles (133.7 km), while the road route adds roughly 16.3 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 CDT. If you want a more comfortable same-day return, try to leave by 3:16 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.29 one way or $26.58 round trip. Estimated CO2 is about 31.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Lake Purdy and Sunny near Decatur.
Stop Ideas Near Colony
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
marrion city hall
Hanceville City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Colony.
Birmingham
Anniston
Tuscaloosa
Brent, AL
Flight Path Map
This map shows the direct air route between Lake Purdy and Decatur. Straight-line distance: 83.07 mi (133.69 km).
#1 Lake Purdy
City in Shelby County, Alabama, United States of America
| Population | 7,857 |
| Coordinates | 33.4301100, -86.6805400 |
| Altitude | 202 |
| Country | United States |
#2 Decatur
The most populous city in Morgan County, Alabama.
| Population | 54,381 |
| Coordinates | 34.6059300, -86.9833400 |
| Altitude | 171 |
| Country | United States |
End: (-86.983514, 34.605804)
Estimated Travel Time
Distance: 160 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 18m |
| 40 mph (64.37 km/h) | 02h 29m |
| 50 mph (80.47 km/h) | 01h 59m |
| 60 mph (96.56 km/h) | 01h 39m |
| 70 mph (112.65 km/h) | 01h 25m |
| 80 mph (129 km/h) | 01h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $13.29 | $26.58 |
| Mid-grade | $4.26 | $14.95 | $29.90 |
| Premium | $4.63 | $16.23 | $32.47 |
| Diesel | $5.42 | $19.01 | $38.01 |
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 Alabama · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.