How far is Marrero, LA from South Vacherie, LA?
The driving distance from Marrero, LA to South Vacherie, LA is about 45.9 miles (73.8 km), with a travel time of about 01h 06m by car.
- The straight-line flight distance is about 36 miles (57.9 km).
- For a round trip, plan for roughly 02h 13m 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 06m.
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 St.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Marrero and South Vacherie.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marrero and South Vacherie.
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1
Start on Barataria Boulevard
105 m · 13 sec · Barataria Boulevard
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2
Continue on Barataria Boulevard
1975 ft · 58 sec · Barataria Boulevard
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3
Turn right onto Westbank Expressway
40 m · 3 sec · Westbank Expressway
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4
Take the ramp slight left toward US 90 Business West
1280 ft · 31 sec
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5
Merge slight left onto Westbank Expressway
4.2 mi · 5 min · Westbank Expressway
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6
Keep slight right to continue on Westbank Expressway
9.1 mi · 14 min · Westbank Expressway
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7
Continue straight
4.8 mi · 8 min
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8
Take the exit slight right toward I 310 North, LA 3127 North: Donaldsonville, New Orleans
1385 ft · 26 sec
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9
Continue straight
1.3 mi · 1 min
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10
Take the exit slight left toward LA 3127 North: Donadlsonville
1.1 km · 1 min
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11
Continue on 3127
21.8 mi · 28 min · 3127
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12
Turn left
2.2 mi · 3 min
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13
Turn straight
2266 ft · 52 sec
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14
Turn right onto Fern Street
2527 ft · 2 min · Fern Street
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15
Arrive at your destination
0 m · 1 sec · Fern Street
Car Route Details
A richer read on the saved driving route between Marrero and South Vacherie.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
3127
Continue on 3127
21.8 mi · 00h 28m
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 Marrero and Partly Sunny near South Vacherie.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marrero to South Vacherie?
The road trip is about 45.9 miles (73.8 km) and usually takes 01h 06m 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?
Hahnville is a useful midpoint, sitting about 22.9 miles from Marrero and 22.9 miles from South Vacherie.
How much longer is the road route than the straight-line distance?
The direct path is about 36 miles (57.9 km), while the road route adds roughly 9.9 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 4:16 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.13 one way or $12.27 round trip. Estimated CO2 is about 14.4 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Marrero and Partly Sunny near South Vacherie.
Stop Ideas Near Hahnville
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 Hahnville.
New Orleans Union Passenger Terminal
Schriever
Hammond
Slidell
Flight Path Map
This map shows the direct air route between Marrero and South Vacherie. Straight-line distance: 35.95 mi (57.86 km).
#1 Marrero
CDP in Jefferson Parish, Louisiana
| Population | 33,141 |
| Coordinates | 29.8993700, -90.1003500 |
| Altitude | 1 |
| Country | United States |
#2 South Vacherie
City in Louisiana, United States of America
| Population | 3,642 |
| Coordinates | 29.9274300, -90.6998100 |
| Altitude | 0 |
| Country | United States |
End: South Vacherie (-90.69981, 29.92743)
Estimated Travel Time
Distance: 74 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 31m |
| 40 mph (64.37 km/h) | 01h 08m |
| 50 mph (80.47 km/h) | 00h 55m |
| 60 mph (96.56 km/h) | 00h 45m |
| 70 mph (112.65 km/h) | 00h 39m |
| 80 mph (129 km/h) | 00h 34m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $6.13 | $12.27 |
| Mid-grade | $4.26 | $6.90 | $13.80 |
| Premium | $4.63 | $7.49 | $14.99 |
| Diesel | $5.42 | $8.77 | $17.54 |
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 20, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.