How far is Monticello, LA from Marrero, LA?
The driving distance from Monticello, LA to Marrero, LA is about 85.9 miles (138.3 km), with a travel time of about 01h 38m by car.
- The straight-line flight distance is about 69.8 miles (112.3 km).
- For a round trip, plan for roughly 03h 16m 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 38m.
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.
City in Louisiana, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Monticello and Marrero.
Turn-by-Turn Driving Directions
Step-by-step road directions between Monticello and Marrero.
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1
Start on Salem Drive
659 ft · 31 sec · Salem Drive
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2
Turn right onto Cardigan Avenue
102 m · 17 sec · Cardigan Avenue
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3
Turn left onto Monticello Boulevard
125 m · 20 sec · Monticello Boulevard
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4
Turn right onto Catalina Avenue
1.1 km · 3 min · Catalina Avenue
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5
At the end of the road, turn left onto North Sherwood Forest Drive
1.7 mi · 3 min · North Sherwood Forest Drive
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6
Continue on Sherwood Forest Boulevard
4.3 mi · 8 min · Sherwood Forest Boulevard
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7
Continue on Siegen Lane
1.4 mi · 2 min · Siegen Lane
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8
Take the ramp slight left
1608 ft · 42 sec
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9
Merge slight left
66.5 mi · 1 hr 15 min
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10
Keep slight right to continue on Pontchartrain Expressway
3.5 mi · 4 min · Pontchartrain Expressway
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11
Keep slight left to continue on Pontchartrain Expressway
2.4 mi · 3 min · Pontchartrain Expressway
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12
Continue on Crescent City Connection
1.1 km · 1 min · Crescent City Connection
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13
Continue on Westbank Expressway
5.4 mi · 7 min · Westbank Expressway
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14
Take the exit slight right toward LA 45: Barataria Boulevard
1395 ft · 30 sec
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15
Turn straight onto Westbank Expressway
1403 ft · 36 sec · Westbank Expressway
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16
Turn right onto Barataria Boulevard
1612 ft · 39 sec · Barataria Boulevard
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17
Arrive at your destination
0 m · 1 sec · Barataria Boulevard
Car Route Details
A richer read on the saved driving route between Monticello and Marrero.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Siegen Lane
Merge slight left
66.5 mi · 01h 15m
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 Monticello and Sunny near Marrero.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Monticello to Marrero?
The road trip is about 85.9 miles (138.3 km) and usually takes 01h 38m 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?
Garyville is a useful midpoint, sitting about 44 miles from Monticello and 42 miles from Marrero.
How much longer is the road route than the straight-line distance?
The direct path is about 69.8 miles (112.3 km), while the road route adds roughly 16.1 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 3:14 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.85 one way or $23.71 round trip. Estimated CO2 is about 26.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Monticello and Sunny near Marrero.
Stop Ideas Near Garyville
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 Garyville.
Schriever
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New Orleans Union Passenger Terminal
Baton Rouge, Louisiana
Flight Path Map
This map shows the direct air route between Monticello and Marrero. Straight-line distance: 69.77 mi (112.28 km).
#1 Monticello
Monticello is a place in Louisiana, United States.
| Population | 0 |
| Coordinates | 30.4890800, -91.0487200 |
| Altitude | 15 |
| 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: 138 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 51m |
| 40 mph (64.37 km/h) | 02h 08m |
| 50 mph (80.47 km/h) | 01h 43m |
| 60 mph (96.56 km/h) | 01h 25m |
| 70 mph (112.65 km/h) | 01h 13m |
| 80 mph (129 km/h) | 01h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.91 | $11.85 | $23.71 |
| Mid-grade | $4.38 | $13.26 | $26.52 |
| Premium | $4.78 | $14.49 | $28.97 |
| Diesel | $5.82 | $17.64 | $35.29 |
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 · Oct 15, 2026