Origin
Saint Martinville, LA
Late night in Saint Martinville on Sunday
Local time
5:31 AM
CDT
Current temp
60°F
Unavailable
Live forecast
Trip from Saint Martinville, LA to Baton Rouge, LA
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
1h 17m
Distance
57.6 mi
93 km
Drive Score
9/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$9
one way
EV Charging
Good
8 stations
Best Time to Leave
4 AM
1h 11m
★
6 AM
1h 17m
8 AM
1h 29m
10 AM
1h 22m
12 PM
1h 20m
3 PM
1h 22m
5 PM
1h 29m
8 PM
1h 14m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Saint Martinville, LA
Wikimedia Commons
Trip Overview
This 57.6-mile drive from Saint Martinville to Baton Rouge, Louisiana, is a straightforward 1-hour and 17-minute journey. It's perfectly suited as a single-day trip, so you won't need to worry about overnight accommodations. The estimated fuel cost for this route is around $9, making it an economical option. You'll primarily be on I-10, Nursery Highway, and Main Highway, with a significant portion on the interstate. This route focuses on efficient travel, taking you from one Southeast Louisiana locale to another without major detours.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 10 | 39.6 mi | 45m |
| Nursery Highway | 6.5 mi | 11m |
| Main Highway | 5.6 mi | 8m |
| Nina Highway | 1.9 mi | 3m |
| Rue Principale Nord | 0.6 mi | <1m |
| Henderson Highway | 0.6 mi | 1m |
| Bridge Street | 0.5 mi | 1m |
| Bridge Street Highway | 0.3 mi | <1m |
Longest stretch:
I 10
— 39.6 mi, about 45m
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Martinville, LA and Baton Rouge, LA.
1
Start on West Bridge Street
0.3 mi
·
52 sec
·
West Bridge Street
2
Turn left onto LA 31
0.6 mi
·
54 sec
·
Rue Principale Nord
3
Continue on LA 31
5.6 mi
·
8 min
·
Main Highway
4
Continue on LA 31
0.2 mi
·
19 sec
·
Martin Street
5
Turn right onto LA 31
0.5 mi
·
1 min
·
Bridge Street
6
At end of road, turn left onto LA 347
0.3 mi
·
36 sec
·
Bridge Street Highway
7
Turn right onto LA 3039
1.2 mi
·
2 min
·
Nursery Highway
8
Continue on LA 3039
0.7 mi
·
1 min
·
Nursery Highway
9
At end of road, turn right onto LA 3039
4.6 mi
·
8 min
·
Nursery Highway
10
At end of road, turn right onto LA 349
1.9 mi
·
3 min
·
Nina Highway
11
At end of road, turn left onto LA 352
0.6 mi
·
1 min
·
Henderson Highway
12
Enter roundabout
68 ft
·
1 sec
13
Continue
0.3 mi
·
37 sec
14
Merge onto I 10
40 mi
·
45 min
·
I 10
Use the straight / slight right lanes.
15
Take the exit
0.4 mi
·
48 sec
Exit 155A
Toward LA 30
Use the straight / slight right lanes.
16
Keep slight right at fork
399 ft
·
9 sec
Use the slight right lane.
17
Turn straight onto LA 3290-1
494 ft
·
18 sec
·
Oklahoma Street
18
Turn right onto LA 30
0.3 mi
·
34 sec
·
Nicholson Drive
19
Continue on Saint Louis Street
0.3 mi
·
45 sec
·
Saint Louis Street
20
Turn right onto Government Street
13 ft
·
0 sec
·
Government Street
21
Arrive at destination
Government Street
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
29 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
Pacing Suggestions
Fuel and coffee
A short stop after about 13 miles helps settle the day before fatigue starts building.
Meal break
The midpoint is around 28.8 miles from Saint Martinville, LA, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
Heads-up: tricky spots
5 of 135 decision points cluster between mile 14 and 56.8 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
5
14 mi into trip
|
~23m in
|
LA 349 / Nina Highway
At end of road, turn right onto LA 349 / Nina Highway
Navigation decision point
5
15.9 mi into trip
|
~27m in
|
LA 352 / Henderson Highway
At end of road, turn left onto LA 352 / Henderson Highway
Navigation decision point
5
16.8 mi into trip
|
~28m in
|
I 10
Merge onto I 10
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
7
56.4 mi into trip
|
~1h 14m in
Take the exit toward LA 30
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the straight / slight right lanes.
Exit 155A
Toward LA 30
6
56.8 mi into trip
|
~1h 15m in
Keep slight right at fork
Highway fork - watch signs carefully. Lane positioning matters here
Use the slight right lane.
Fuel & Cost
Regular Gas
$8.70 one way
$17.40 round trip
$3.84/gal
25.4 MPG avg
20 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.21 | $9.55 | $19.10 |
| premium | $4.56 | $10.34 | $20.68 |
| diesel | $5.61 | $12.72 | $25.43 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$9
Estimated CO2 emission: 20.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $6 in charging · 0 stops · 65% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 17.3 | 0 | $6.05 | $2.76 |
| Efficient EV | 14.4 | 0 | $5.04 | $2.30 |
| EV Truck/SUV | 23 | 0 | $8.06 | $3.69 |
Gas CO2
20 kg
EV CO2
7 kg (65% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Baton Rouge, LA
Late night in Baton Rouge on Sunday
Local time
5:31 AM
CDT
Current temp
66°F
Patchy Fog
S 0 to 5 mph
0% chance
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
6 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
1h 17m on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
Expect a highway-focused drive on this route, with 69% of your travel occurring on major roadways. The longest uninterrupted stretch you'll encounter is 39.6 miles on I-10, offering a good opportunity to maintain a steady pace. While much of the journey is on the interstate, you'll also experience stretches on Nursery Highway and Main Highway, which may offer a slightly different driving feel. The overall character is one of efficient transit rather than a winding scenic tour.
69% highway — fuel and pacing are the main things to plan.
21 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 39.6 mi on I 10.
How Hard Is This Drive?
6/10
This is a straightforward highway drive that stays mostly on I 10 and Nursery Highway. You will hit about 13 points where you need to pay attention to lane position or signs. The trickiest moment comes around 14 miles in near LA 349 / Nina Highway.
Driving Effort
6/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 57.6 miles you will encounter 13 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 14 miles (LA 349 / Nina Highway): Navigation decision point; at 15.9 miles (LA 352 / Henderson Highway): Navigation decision point; at 16.8 miles (I 10): Merge point - match speed before joining. Lane positioning matters here.
About the Cities
Arriving in Baton Rouge, LA
Full guide →Baton Rouge is the capital of Louisiana, USA. Located on the east bank of the mighty Mississippi River, Baton Rouge is Louisiana's second largest city, home of Louisiana State University, major port facilities, and a variety of attractions.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 1h 17m. Total distance: 57.6 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 17m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (69%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 39.6 miles on I 10. The full list of main roads is in the Roads section above.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Baton Rouge, LA before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 14 miles (LA 349 / Nina Highway): Navigation decision point; at 15.9 miles (LA 352 / Henderson Highway): Navigation decision point; at 16.8 miles (I 10): Merge point - match speed before joining. Lane positioning matters here.
Yes. A round trip is manageable in a single day if you plan a break at Baton Rouge, LA before heading back.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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