How far is Decatur, AL from Bynum, AL?

The driving distance from Decatur, AL to Bynum, AL is about 111 miles (178.7 km), with a travel time of about 02h 39m by car.

  • The straight-line flight distance is about 90.2 miles (145.1 km).
  • For a round trip, plan for roughly 05h 19m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
111.06 mi
02h 39m
Flight
90.14 mi
145.06 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Decatur.

Flight Distance

Direct air line
90.14 mi
Kilometers
145.06 km
Flight Time
00h 10m

Driving Distance

Road route
111.06 mi
Kilometers
178.73 km
Drive Time
02h 39m

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 02h 39m.

Arrival Snapshot
Arrive in Bynum
Sat, May 30, 2:52 PM CDT
Return by in Decatur
Sat, May 30, 5:32 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Decatur
2026-05-30T12:13
Arrive Bynum
Sat, May 30, 2:52 PM CDT
Route Timing
02h 39m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:40 AM to 12:40 PM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:10 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Decatur
9:30 PM CDT
Morning start is best

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.

Mid-route stop
Walnut Grove
AL

Human settlement in Etowah County, Alabama, United States of America

From Decatur
55.6 mi
01h 19m
To Bynum
55.6 mi
01h 19m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
84°F
This Afternoon

Showers And Thunderstorms

Starts
Sat, May 30 12:00 PM CDT
Wind
0 mph
Destination
84°F
Today

Showers And Thunderstorms

Starts
Sat, May 30 11:00 AM CDT
Wind
5 mph W

Driving Route Map

The map below follows the saved road route between Decatur and Bynum.

Turn-by-Turn Driving Directions

Step-by-step road directions between Decatur and Bynum.

  1. 1

    Start on the route

    130 m · 37 sec

  2. 2

    At the end of the road, turn left onto Ferry Street Northeast

    50 m · 9 sec · Ferry Street Northeast

  3. 3

    Turn left onto Lee Street Northeast

    1583 ft · 53 sec · Lee Street Northeast

  4. 4

    At the end of the road, turn right onto 6th Avenue Northeast

    580 ft · 15 sec · 6th Avenue Northeast

  5. 5

    Continue on 6th Avenue Southeast

    3 mi · 6 min · 6th Avenue Southeast

  6. 6

    Turn left onto Point Mallard Parkway

    4.1 mi · 6 min · Point Mallard Parkway

  7. 7

    Continue on Point Mallard Drive

    34.8 mi · 48 min · Point Mallard Drive

  8. 8

    Turn right

    1.2 km · 1 min

  9. 9

    Turn left

    2.3 mi · 3 min

  10. 10

    Continue straight

    19.5 mi · 27 min

  11. 11

    Continue on US 278

    1.6 mi · 2 min · US 278

  12. 12

    Continue on Thompson Bridge Road

    157 m · 8 sec · Thompson Bridge Road

  13. 13

    Continue on US 278

    2.9 mi · 4 min · US 278

  14. 14

    Turn right

    1.8 mi · 2 min

  15. 15

    Turn slight left onto 4th Street Northwest

    2497 ft · 54 sec · 4th Street Northwest

  16. 16

    Turn right onto 5th Avenue Northwest

    1.4 mi · 3 min · 5th Avenue Northwest

  17. 17

    Continue on West Meighan Boulevard

    9 mi · 15 min · West Meighan Boulevard

  18. 18

    Continue on Chastain Boulevard East

    18.7 mi · 22 min · Chastain Boulevard East

  19. 19

    Turn right onto Bynum Leatherwood Road

    1461 ft · 30 sec · Bynum Leatherwood Road

  20. 20

    Enter the roundabout and take exit 2 toward Bynum Leatherwood Road

    39 m · 3 sec · Bynum Leatherwood Road

  21. 21

    Exit the roundabout onto Bynum Leatherwood Road

    5.3 mi · 8 min · Bynum Leatherwood Road

  22. 22

    Keep slight left to continue on Bynum Leatherwood Road

    1.2 km · 1 min · Bynum Leatherwood Road

  23. 23

    Turn right onto Albert P Brewer Highway

    1.3 mi · 2 min · Albert P Brewer Highway

  24. 24

    Turn right onto Old State Route 202

    2150 ft · 34 sec · Old State Route 202

  25. 25

    Turn right onto Bynum Boulevard

    2.1 mi · 3 min · Bynum Boulevard

  26. 26

    Arrive at your destination

    0 m · 1 sec · Bynum Boulevard

Car Route Details

A richer read on the saved driving route between Decatur and Bynum.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
26 steps
15 turns on the saved route
Ramps & Exits
2
0 merges, 2 ramps or exits
Navigation Density
23.4 / 100 mi
Decision points by distance
Main Roads
Point Mallard Drive
54.3 mi · 49%
Chastain Boulevard East
18.7 mi · 17%
West Meighan Boulevard
8.97 mi · 8%
Bynum Leatherwood Road
6.35 mi · 6%
US 278
4.53 mi · 4%
Point Mallard Parkway
4.15 mi · 4%
Longest Stretch

Point Mallard Drive

Continue on Point Mallard Drive

34.8 mi · 00h 48m

Route Summary

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

Trip Read

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.

Drive Time
02h 39m
Day trip friendly
Same-Day Return
05h 20m
Round-trip wheel time
Road vs Air
+20.8 mi
90.2 mi direct line
Halfway Stop
Walnut Grove
01h 19m from Decatur
Leave By
1:10 PM CDT
Morning start is best
Weather Watch

Showers And Thunderstorms leaving Decatur and Showers And Thunderstorms near Bynum.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Decatur to Bynum?

The road trip is about 111 miles (178.7 km) and usually takes 02h 39m 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?

Walnut Grove is a useful midpoint, sitting about 55.6 miles from Decatur and 55.6 miles from Bynum.

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

The direct path is about 90.2 miles (145.1 km), while the road route adds roughly 20.8 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 1:10 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $14.85 one way or $29.69 round trip. Estimated CO2 is about 34.8 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Decatur and Showers And Thunderstorms near Bynum.

Stop Ideas Near Walnut Grove

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

Mid-route Guidance
Local place coverage is thin around Walnut Grove, 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 Walnut Grove.

RAIL

Anniston

64 mi away
126 West 4th St
RAIL

Birmingham

77 mi away
1819 Morris Ave.

Flight Path Map

This map shows the direct air route between Decatur and Bynum. Straight-line distance: 90.14 mi (145.06 km).

Decatur

#1 Decatur

The most populous city in Morgan County, Alabama.

Population54,381
Coordinates34.6059300, -86.9833400
Altitude171
CountryUnited States
Bynum

#2 Bynum

Unincorporated community

Population1,795
Coordinates33.6131600, -85.9610800
Altitude182
CountryUnited States
Start: Decatur (-86.98334, 34.60593)
End: Bynum (-85.96108, 33.61316)

Estimated Travel Time

Distance: 179 km by road

SpeedTime
30 mph (48.3 km/h)03h 42m
40 mph (64.37 km/h)02h 46m
50 mph (80.47 km/h)02h 13m
60 mph (96.56 km/h)01h 51m
70 mph (112.65 km/h)01h 35m
80 mph (129 km/h)01h 23m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
3.92 gal
14.83 L · about $14.85
Round trip
$29.69
7.84 gal · 29.66 L
Estimated CO2
34.8 kg one way
Round trip: 69.7 kg / 154 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.79 $14.85 $29.69
Mid-grade $4.26 $16.70 $33.39
Premium $4.63 $18.13 $36.26
Diesel $5.42 $21.23 $42.45

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 · May 30, 2026

There is no time difference between Decatur and Bynum. The current time is 12:13:05.

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.