How far is Mount Vernon, AL from Decatur, AL?
The driving distance from Mount Vernon, AL to Decatur, AL is about 104.2 miles (167.7 km), with a travel time of about 01h 52m by car.
- The straight-line flight distance is about 71.5 miles (115 km).
- For a round trip, plan for roughly 03h 45m 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 52m.
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 Alabama, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Partly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Mount Vernon and Decatur.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mount Vernon and Decatur.
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1
Start on the route
99 m · 13 sec
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2
Turn sharp right onto County Road 83
3.1 mi · 5 min · County Road 83
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3
At the end of the road, turn right onto North Valley Avenue
5.6 mi · 8 min · North Valley Avenue
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4
Continue on Gault Avenue South
3.4 mi · 5 min · Gault Avenue South
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5
Turn left
909 ft · 18 sec
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6
Turn straight onto Glenn Boulevard Southwest
4.7 mi · 7 min · Glenn Boulevard Southwest
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7
Continue on East Main Street
8.9 mi · 12 min · East Main Street
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8
Continue on Tammy Little Drive
12.7 mi · 17 min · Tammy Little Drive
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9
Turn left onto US 72, AL 279
1145 ft · 34 sec
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10
Merge slight left onto John T Reid Parkway
59.3 mi · 1 hr 8 min · John T Reid Parkway
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11
Continue straight
624 ft · 9 sec
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12
Continue on Huntsville-Decatur Highway
3.5 mi · 4 min · Huntsville-Decatur Highway
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13
Continue on Bee Line Highway
1.6 mi · 2 min · Bee Line Highway
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14
Keep slight left to continue on 6th Avenue Northeast
1980 ft · 50 sec · 6th Avenue Northeast
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15
Turn right onto Lee Street Northeast
1040 ft · 32 sec · Lee Street Northeast
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16
Turn right
25 m · 6 sec
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17
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Mount Vernon 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.
John T Reid Parkway
Merge slight left onto John T Reid Parkway
59.3 mi · 01h 08m
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.
Partly Sunny leaving Mount Vernon and Partly Sunny then Slight Chance Showers And Thunderstorms near Decatur.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mount Vernon to Decatur?
The road trip is about 104.2 miles (167.7 km) and usually takes 01h 52m 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?
Woodville is a useful midpoint, sitting about 52 miles from Mount Vernon and 52.1 miles from Decatur.
How much longer is the road route than the straight-line distance?
The direct path is about 71.5 miles (115 km), while the road route adds roughly 32.7 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 2:44 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.94 one way or $27.87 round trip. Estimated CO2 is about 32.7 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Mount Vernon and Partly Sunny then Slight Chance Showers And Thunderstorms near Decatur.
Stop Ideas Near Woodville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Woodville.
Anniston
Flight Path Map
This map shows the direct air route between Mount Vernon and Decatur. Straight-line distance: 71.48 mi (115.03 km).
#1 Mount Vernon
Town in Mobile County, Alabama
| Population | 1,504 |
| Coordinates | 34.2925900, -85.7877500 |
| Altitude | 397 |
| 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: 168 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 28m |
| 40 mph (64.37 km/h) | 02h 36m |
| 50 mph (80.47 km/h) | 02h 05m |
| 60 mph (96.56 km/h) | 01h 44m |
| 70 mph (112.65 km/h) | 01h 29m |
| 80 mph (129 km/h) | 01h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $13.94 | $27.87 |
| Mid-grade | $4.26 | $15.67 | $31.35 |
| Premium | $4.63 | $17.02 | $34.04 |
| Diesel | $5.42 | $19.93 | $39.85 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.