How far is Baton Rouge, LA from Saint Martinville, LA?

The driving distance from Baton Rouge, LA to Saint Martinville, LA is about 57 miles (91.8 km), with a travel time of about 01h 16m by car.

  • The straight-line flight distance is about 44.4 miles (71.4 km).
  • For a round trip, plan for roughly 02h 32m 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
57.04 mi
01h 16m
Flight
44.37 mi
71.4 km direct

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

Learn Distance

Choose another destination from Baton Rouge.

Flight Distance

Direct air line
44.37 mi
Kilometers
71.4 km
Flight Time
00h 05m

Driving Distance

Road route
57.04 mi
Kilometers
91.79 km
Drive Time
01h 16m

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 16m.

Arrival Snapshot
Arrive in Saint Martinville
Thu, Apr 23, 2:53 AM CDT
Return by in Baton Rouge
Thu, Apr 23, 4:09 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Baton Rouge
2026-04-23T01:37
Arrive Saint Martinville
Thu, Apr 23, 2:53 AM CDT
Route Timing
01h 16m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
9:16 AM to 11:16 AM CDT

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

Leave by
3:58 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Baton Rouge
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
Henderson
LA

Town in the U.

From Baton Rouge
28.5 mi
00h 38m
To Saint Martinville
28.5 mi
00h 38m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
83°F
Thursday

Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 10 mph SE
Destination
82°F
Thursday

Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 15 mph SE

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Baton Rouge and Saint Martinville.

  1. 1

    Start on Government Street

    92 m · 11 sec · Government Street

  2. 2

    Turn right onto Saint Ferdinand Street

    631 ft · 17 sec · Saint Ferdinand Street

  3. 3

    Take the ramp slight right

    1222 ft · 30 sec

  4. 4

    Merge slight left onto Horace Wilkinson Bridge

    39.6 mi · 46 min · Horace Wilkinson Bridge

  5. 5

    Take the exit slight right toward LA 347: Henderson, Cecilia

    1602 ft · 39 sec

  6. 6

    Enter the roundabout and take exit 3 toward Grand Point Highway

    69 m · 5 sec · Grand Point Highway

  7. 7

    Exit the roundabout onto Grand Point Highway

    531 ft · 11 sec · Grand Point Highway

  8. 8

    Enter the roundabout and take exit 1 toward Grand Point Highway

    40 m · 3 sec · Grand Point Highway

  9. 9

    Exit the roundabout onto Grand Point Highway

    47 m · 3 sec · Grand Point Highway

  10. 10

    Turn slight left

    56 m · 12 sec

  11. 11

    Turn left onto Henderson Highway

    2917 ft · 1 min · Henderson Highway

  12. 12

    Turn right onto Nina Highway

    1.9 mi · 3 min · Nina Highway

  13. 13

    Turn left onto Nursery Highway

    4.6 mi · 8 min · Nursery Highway

  14. 14

    Continue on Nursery Highway

    1.2 km · 1 min · Nursery Highway

  15. 15

    At the end of the road, turn right onto Nursery Highway

    1.2 mi · 2 min · Nursery Highway

  16. 16

    At the end of the road, turn left onto Bridge Street Highway

    1737 ft · 35 sec · Bridge Street Highway

  17. 17

    Turn right onto Bridge Street

    2656 ft · 1 min · Bridge Street

  18. 18

    Turn left onto Martin Street

    994 ft · 17 sec · Martin Street

  19. 19

    Continue on Main Highway

    5.6 mi · 8 min · Main Highway

  20. 20

    Continue on Rue Principale Nord

    3245 ft · 1 min · Rue Principale Nord

  21. 21

    Turn right onto West Bridge Street

    1447 ft · 44 sec · West Bridge Street

  22. 22

    Arrive at your destination

    0 m · 1 sec · West Bridge Street

Car Route Details

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

OSRM road route
Drive Character

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.

Directions
22 steps
14 turns on the saved route
Ramps & Exits
7
1 merges, 6 ramps or exits
Navigation Density
38.6 / 100 mi
Decision points by distance
Main Roads
Horace Wilkinson Bridge
39.6 mi · 69%
Nursery Highway
6.52 mi · 11%
Main Highway
5.59 mi · 10%
Nina Highway
1.9 mi · 3%
Rue Principale Nord
0.61 mi · 1%
Henderson Highway
0.55 mi · 1%
Longest Stretch

Horace Wilkinson Bridge

Merge slight left onto Horace Wilkinson Bridge

39.6 mi · 00h 46m

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 16m
Day trip friendly
Same-Day Return
02h 32m
Round-trip wheel time
Road vs Air
+12.6 mi
44.4 mi direct line
Halfway Stop
Henderson
00h 38m from Baton Rouge
Leave By
3:58 PM CDT
Morning start is best
Weather Watch

Chance Showers And Thunderstorms leaving Baton Rouge and Chance Showers And Thunderstorms near Saint Martinville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Baton Rouge to Saint Martinville?

The road trip is about 57 miles (91.8 km) and usually takes 01h 16m 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 28.5 miles from Baton Rouge and 28.5 miles from Saint Martinville.

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 12.6 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 3:58 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.61 one way or $15.22 round trip. Estimated CO2 is about 17.9 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Baton Rouge and Chance Showers And Thunderstorms near Saint Martinville.

Stop Ideas Near Henderson

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

Mid-route Guidance
Local place coverage is thin around Henderson, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Henderson.

RAIL

Lafayette

24 mi away
133 East Grant St.
RAIL

New Iberia

34 mi away
West Washington St.
BUS

Baton Rouge, Louisiana

61 mi away
1253 Florida St.
RAIL

Schriever

113 mi away
Hwy 20 and Hwy 24

Flight Path Map

This map shows the direct air route between Baton Rouge and Saint Martinville. Straight-line distance: 44.37 mi (71.4 km).

Baton Rouge

#1 Baton Rouge

The capital of Louisiana.

Population219,052
Coordinates30.4433200, -91.1874700
Altitude14
CountryUnited States
Saint Martinville

#2 Saint Martinville

City in Louisiana, USA

Population5,676
Coordinates30.1252000, -91.8334500
Altitude7
CountryUnited States
Start: Baton Rouge (-91.18747, 30.44332)
End: Saint Martinville (-91.83345, 30.1252)

Estimated Travel Time

Distance: 92 km by road

SpeedTime
30 mph (48.3 km/h)01h 54m
40 mph (64.37 km/h)01h 25m
50 mph (80.47 km/h)01h 08m
60 mph (96.56 km/h)00h 57m
70 mph (112.65 km/h)00h 48m
80 mph (129 km/h)00h 42m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.01 gal
7.62 L · about $7.61
Round trip
$15.22
4.02 gal · 15.24 L
Estimated CO2
17.9 kg one way
Round trip: 35.7 kg / 79 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.79 $7.61 $15.22
Mid-grade $4.26 $8.56 $17.12
Premium $4.63 $9.30 $18.59
Diesel $5.42 $10.88 $21.77

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

There is no time difference between Baton Rouge and Saint Martinville. The current time is 01:37:03.

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.