How far is Mamou, LA from Baton Rouge, LA?

The driving distance from Mamou, LA to Baton Rouge, LA is about 83.1 miles (133.7 km), with a travel time of about 01h 37m by car.

  • The straight-line flight distance is about 74.5 miles (119.9 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.
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
83.09 mi
01h 37m
Flight
74.48 mi
119.86 km direct

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

Learn Distance

Choose another destination from Mamou.

Flight Distance

Direct air line
74.48 mi
Kilometers
119.86 km
Flight Time
00h 08m

Driving Distance

Road route
83.09 mi
Kilometers
133.72 km
Drive Time
01h 37m

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.

Arrival Snapshot
Arrive in Baton Rouge
Sun, Apr 19, 2:22 PM CDT
Return by in Mamou
Sun, Apr 19, 4:00 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Mamou
2026-04-19T12:45
Arrive Baton Rouge
Sun, Apr 19, 2:22 PM CDT
Route Timing
01h 37m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
9:37 AM to 11:37 AM CDT

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

Leave by
3:16 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Mamou
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
Port Barre
LA

City in Louisiana, United States of America

From Mamou
44.6 mi
00h 48m
To Baton Rouge
38.5 mi
00h 48m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Sunday

Chance Showers And Thunderstorms then Mostly Cloudy

Starts
Sun, Apr 19 6:00 AM CDT
Wind
10 to 15 mph NE
Destination
73°F
Sunday

Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms

Starts
Sun, Apr 19 6:00 AM CDT
Wind
10 mph NE

Driving Route Map

The map below follows the saved road route between Mamou and Baton Rouge.

Turn-by-Turn Driving Directions

Step-by-step road directions between Mamou and Baton Rouge.

  1. 1

    Start on the route

    7 m · 3 sec

  2. 2

    Turn right

    14 m · 9 sec

  3. 3

    Turn left

    18 m · 10 sec

  4. 4

    Turn left onto 6th Street

    2595 ft · 54 sec · 6th Street

  5. 5

    Turn slight right

    38 m · 6 sec

  6. 6

    Turn slight right

    2159 ft · 46 sec

  7. 7

    Turn left onto Veterans Memorial Highway

    6.4 mi · 9 min · Veterans Memorial Highway

  8. 8

    Continue on State Route 13

    2.4 mi · 4 min · State Route 13

  9. 9

    Continue on North C C Duson Street

    1.2 km · 1 min · North C C Duson Street

  10. 10

    Turn left onto East Laurel Avenue

    14.7 mi · 17 min · East Laurel Avenue

  11. 11

    Continue on West Landry Street

    4.4 mi · 5 min · West Landry Street

  12. 12

    Turn slight right onto West Vine Street

    51.7 mi · 1 hr 6 min · West Vine Street

  13. 13

    Keep slight right

    3.6 mi · 5 min

  14. 14

    Turn left onto I 10 East: Baton Rouge

    1512 ft · 37 sec

  15. 15

    Merge slight left

    3 mi · 3 min

  16. 16

    Take the exit slight right toward LA 30

    1984 ft · 48 sec

  17. 17

    Keep slight right

    122 m · 10 sec

  18. 18

    Turn straight onto Oklahoma Street

    151 m · 19 sec · Oklahoma Street

  19. 19

    Turn right onto Nicholson Drive

    1685 ft · 34 sec · Nicholson Drive

  20. 20

    Continue on Saint Louis Street

    1378 ft · 45 sec · Saint Louis Street

  21. 21

    Turn right onto Government Street

    4 m · 1 sec · Government Street

  22. 22

    Arrive at your destination

    0 m · 1 sec · Government Street

Car Route Details

A richer read on the saved driving route between Mamou and Baton Rouge.

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
22 steps
12 turns on the saved route
Ramps & Exits
2
1 merges, 1 ramps or exits
Navigation Density
26.5 / 100 mi
Decision points by distance
Main Roads
West Vine Street
55.3 mi · 67%
East Laurel Avenue
14.7 mi · 18%
Veterans Memorial Highway
6.35 mi · 8%
West Landry Street
4.4 mi · 5%
I 10 East
3.33 mi · 4%
State Route 13
2.41 mi · 3%
Longest Stretch

West Vine Street

Turn slight right onto West Vine Street

51.7 mi · 01h 06m

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
01h 37m
Day trip friendly
Same-Day Return
03h 14m
Round-trip wheel time
Road vs Air
+8.6 mi
74.5 mi direct line
Halfway Stop
Port Barre
00h 48m from Mamou
Leave By
3:16 PM CDT
Morning start is best
Weather Watch

Chance Showers And Thunderstorms then Mostly Cloudy leaving Mamou and Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms near Baton Rouge.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Mamou to Baton Rouge?

The road trip is about 83.1 miles (133.7 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?

Port Barre is a useful midpoint, sitting about 44.6 miles from Mamou and 38.5 miles from Baton Rouge.

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

The direct path is about 74.5 miles (119.9 km), while the road route adds roughly 8.6 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 $11.10 one way or $22.19 round trip. Estimated CO2 is about 26 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms then Mostly Cloudy around Mamou and Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms near Baton Rouge.

Stop Ideas Near Port Barre

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Port Barre and the surrounding midpoint area.
Port Barre Park
Scenic stop 6 mi away

Port Barre Park

Port Barre , LA
129, 169 Park St, Port Barre, LA 70577
Rating 4.2/5 49 reviews Park
Stop photo coming soon
Meeting point 12.8 mi away

Washington Town Hall

Washington , LA
405 N Washington St, Washington, LA 70589
Rating 1.4/5 5 reviews City government office
Port Barre Community Center
Nearby stop 6 mi away

Port Barre Community Center

Port Barre , LA
122 Park St, Port Barre, LA 70577
Rating 5.0/5 1 reviews Community center

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Port Barre.

RAIL

Lafayette

37 mi away
133 East Grant St.
RAIL

New Iberia

63 mi away
West Washington St.
BUS

Baton Rouge, Louisiana

75 mi away
1253 Florida St.

Flight Path Map

This map shows the direct air route between Mamou and Baton Rouge. Straight-line distance: 74.48 mi (119.86 km).

Mamou

#1 Mamou

Human settlement in Louisiana, United States of America

Population3,077
Coordinates30.6338100, -92.4193000
Altitude19
CountryUnited States
Baton Rouge

#2 Baton Rouge

The capital of Louisiana.

Population219,052
Coordinates30.4433200, -91.1874700
Altitude14
CountryUnited States
Start: Hackberry Avenue (-92.419295, 30.633612)
End: Saint Louis Street (-91.18751, 30.443332)

Estimated Travel Time

Distance: 134 km by road

SpeedTime
30 mph (48.3 km/h)02h 46m
40 mph (64.37 km/h)02h 04m
50 mph (80.47 km/h)01h 39m
60 mph (96.56 km/h)01h 23m
70 mph (112.65 km/h)01h 11m
80 mph (129 km/h)01h 02m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.93 gal
11.1 L · about $11.10
Round trip
$22.19
5.86 gal · 22.2 L
Estimated CO2
26 kg one way
Round trip: 52.1 kg / 115 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.79 $11.10 $22.19
Mid-grade $4.26 $12.48 $24.96
Premium $4.63 $13.55 $27.10
Diesel $5.42 $15.87 $31.73

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 Louisiana · Apr 19, 2026

There is no time difference between Mamou and Baton Rouge. The current time is 12:45:24.

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.