How far is Mamou, LA from Marrero, LA?
The driving distance from Mamou, LA to Marrero, LA is about 165.1 miles (265.7 km), with a travel time of about 03h 07m by car.
- The straight-line flight distance is about 147.4 miles (237.2 km).
- For a round trip, plan for roughly 06h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 07m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
The capital of Louisiana.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms then Mostly Cloudy
Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Mamou and Marrero.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mamou and Marrero.
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1
Start on the route
7 m · 3 sec
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2
Turn right
14 m · 9 sec
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3
Turn left
18 m · 10 sec
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4
Turn left onto 6th Street
2595 ft · 54 sec · 6th Street
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5
Turn slight right
38 m · 6 sec
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6
Turn slight right
2159 ft · 46 sec
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7
Turn left onto Veterans Memorial Highway
6.4 mi · 9 min · Veterans Memorial Highway
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8
Continue on State Route 13
2.4 mi · 4 min · State Route 13
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9
Continue on North C C Duson Street
1.2 km · 1 min · North C C Duson Street
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10
Turn left onto East Laurel Avenue
14.7 mi · 17 min · East Laurel Avenue
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11
Continue on West Landry Street
4.4 mi · 5 min · West Landry Street
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12
Turn slight right onto West Vine Street
51.7 mi · 1 hr 6 min · West Vine Street
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13
Keep slight right
3.6 mi · 5 min
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14
Turn left onto I 10 East: Baton Rouge
1512 ft · 37 sec
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15
Merge slight left
78.6 mi · 1 hr 30 min
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16
Keep slight right to continue on Pontchartrain Expressway
3.5 mi · 4 min · Pontchartrain Expressway
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17
Keep slight left to continue on Pontchartrain Expressway
2.4 mi · 3 min · Pontchartrain Expressway
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18
Continue on Crescent City Connection
1.1 km · 1 min · Crescent City Connection
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19
Continue on Westbank Expressway
5.4 mi · 7 min · Westbank Expressway
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20
Take the exit slight right toward LA 45: Barataria Boulevard
1395 ft · 30 sec
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21
Turn straight onto Westbank Expressway
1403 ft · 36 sec · Westbank Expressway
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22
Turn right onto Barataria Boulevard
1612 ft · 39 sec · Barataria Boulevard
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23
Arrive at your destination
0 m · 1 sec · Barataria Boulevard
Car Route Details
A richer read on the saved driving route between Mamou and Marrero.
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 10 East
Merge slight left
78.6 mi · 01h 30m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Chance Showers And Thunderstorms then Mostly Cloudy leaving Mamou and Slight Chance Showers And Thunderstorms near Marrero.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mamou to Marrero?
The road trip is about 165.1 miles (265.7 km) and usually takes 03h 07m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Baton Rouge is a useful midpoint, sitting about 88.2 miles from Mamou and 76.9 miles from Marrero.
How much longer is the road route than the straight-line distance?
The direct path is about 147.4 miles (237.2 km), while the road route adds roughly 17.7 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:44 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $22.04 one way or $44.08 round trip. Estimated CO2 is about 51.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms then Mostly Cloudy around Mamou and Slight Chance Showers And Thunderstorms near Marrero.
Stop Ideas Near Baton Rouge
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Plaza
Baker Utility Office
Baker Municipal Center Auditorium
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Baton Rouge.
Baton Rouge, Louisiana
Hammond
New Iberia
Lafayette
Flight Path Map
This map shows the direct air route between Mamou and Marrero. Straight-line distance: 147.39 mi (237.2 km).
#1 Mamou
Human settlement in Louisiana, United States of America
| Population | 3,077 |
| Coordinates | 30.6338100, -92.4193000 |
| Altitude | 19 |
| Country | United States |
#2 Marrero
CDP in Jefferson Parish, Louisiana
| Population | 33,141 |
| Coordinates | 29.8993700, -90.1003500 |
| Altitude | 1 |
| Country | United States |
End: Barataria Boulevard (-90.100445, 29.899359)
Estimated Travel Time
Distance: 266 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 30m |
| 40 mph (64.37 km/h) | 04h 07m |
| 50 mph (80.47 km/h) | 03h 18m |
| 60 mph (96.56 km/h) | 02h 45m |
| 70 mph (112.65 km/h) | 02h 21m |
| 80 mph (129 km/h) | 02h 03m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $22.04 | $44.08 |
| Mid-grade | $4.26 | $24.79 | $49.57 |
| Premium | $4.63 | $26.92 | $53.84 |
| Diesel | $5.42 | $31.52 | $63.03 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.