How far is Saint Martinville, LA from Baton Rouge, LA?
The driving distance from Saint Martinville, LA to Baton Rouge, LA is about 57.7 miles (92.8 km), with a travel time of about 01h 06m by car.
- The straight-line flight distance is about 44.4 miles (71.4 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.
Town in the U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Saint Martinville and Baton Rouge.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Martinville and Baton Rouge.
-
1
Start on West Bridge Street
1447 ft · 53 sec · West Bridge Street
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2
Turn left onto Rue Principale Nord
3245 ft · 55 sec · Rue Principale Nord
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3
Continue on Main Highway
5.6 mi · 8 min · Main Highway
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4
Continue on Martin Street
994 ft · 19 sec · Martin Street
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5
Turn right onto Bridge Street
2656 ft · 1 min · Bridge Street
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6
At the end of the road, turn left onto Bridge Street Highway
1737 ft · 36 sec · Bridge Street Highway
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7
Turn right onto Nursery Highway
1.2 mi · 2 min · Nursery Highway
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8
Continue on Nursery Highway
1.2 km · 1 min · Nursery Highway
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9
At the end of the road, turn right onto Nursery Highway
4.6 mi · 8 min · Nursery Highway
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10
At the end of the road, turn right onto Nina Highway
1.9 mi · 3 min · Nina Highway
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11
At the end of the road, turn left onto Henderson Highway
3202 ft · 1 min · Henderson Highway
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12
Enter the roundabout and take exit 1 toward the route
21 m · 2 sec
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13
Exit the roundabout
1545 ft · 38 sec
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14
Merge slight left
39.6 mi · 46 min
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15
Take the exit slight right toward LA 30
1984 ft · 48 sec
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16
Keep slight right
122 m · 10 sec
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17
Turn straight onto Oklahoma Street
151 m · 19 sec · Oklahoma Street
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18
Turn right onto Nicholson Drive
1685 ft · 34 sec · Nicholson Drive
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19
Continue on Saint Louis Street
1378 ft · 45 sec · Saint Louis Street
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20
Turn right onto Government Street
4 m · 1 sec · Government Street
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21
Arrive at your destination
0 m · 1 sec · Government Street
Car Route Details
A richer read on the saved driving route between Saint Martinville and Baton Rouge.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Henderson Highway
Merge slight left
39.6 mi · 00h 46m
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.
Chance Showers And Thunderstorms leaving Saint Martinville and 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 Saint Martinville to Baton Rouge?
The road trip is about 57.7 miles (92.8 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?
Henderson is a useful midpoint, sitting about 28.8 miles from Saint Martinville and 28.9 miles from Baton Rouge.
How much longer is the road route than the straight-line distance?
The direct path is about 44.4 miles (71.4 km), while the road route adds roughly 13.3 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 $7.69 one way or $15.38 round trip. Estimated CO2 is about 18 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Saint Martinville and Chance Showers And Thunderstorms near Baton Rouge.
Stop Ideas Near Henderson
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 Henderson.
Lafayette
New Iberia
Baton Rouge, Louisiana
Schriever
Flight Path Map
This map shows the direct air route between Saint Martinville and Baton Rouge. Straight-line distance: 44.37 mi (71.4 km).
#1 Saint Martinville
City in Louisiana, USA
| Population | 5,676 |
| Coordinates | 30.1252000, -91.8334500 |
| Altitude | 7 |
| Country | United States |
#2 Baton Rouge
The capital of Louisiana.
| Population | 219,052 |
| Coordinates | 30.4433200, -91.1874700 |
| Altitude | 14 |
| Country | United States |
End: Saint Louis Street (-91.18751, 30.443332)
Estimated Travel Time
Distance: 93 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 55m |
| 40 mph (64.37 km/h) | 01h 26m |
| 50 mph (80.47 km/h) | 01h 09m |
| 60 mph (96.56 km/h) | 00h 57m |
| 70 mph (112.65 km/h) | 00h 49m |
| 80 mph (129 km/h) | 00h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $7.69 | $15.38 |
| Mid-grade | $4.26 | $8.65 | $17.29 |
| Premium | $4.63 | $9.39 | $18.78 |
| Diesel | $5.42 | $10.99 | $21.98 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.