How far is Blythwood, LA from Carville, LA?
The driving distance from Blythwood, LA to Carville, LA is about 19.2 miles (30.9 km), with a travel time of about 00h 38m by car.
- The straight-line flight distance is about 6.8 miles (10.9 km).
- For a round trip, plan for roughly 01h 16m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 38m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Louisiana
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Blythwood and Carville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Blythwood and Carville.
-
1
Start on Augusta Road
1.5 mi · 6 min · Augusta Road
-
2
Take the ramp straight toward Augusta Road
33 m · 10 sec · Augusta Road
-
3
Turn left onto Highway 1
5.6 mi · 6 min · Highway 1
-
4
Continue on Church Street
1380 ft · 23 sec · Church Street
-
5
Turn right onto State Route 75
1182 ft · 24 sec · State Route 75
-
6
Continue on Plaquemine Ferry
1.4 km · 17 min · Plaquemine Ferry
-
7
Continue on State Route 75
129 m · 8 sec · State Route 75
-
8
Continue on State Route 75
8.6 mi · 15 min · State Route 75
-
9
Turn straight onto Martin Luther King Parkway
2 mi · 4 min · Martin Luther King Parkway
-
10
Turn left
63 m · 9 sec
-
11
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Blythwood and Carville.
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.
State Route 75
Continue on State Route 75
8.57 mi · 00h 15m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny then Slight Chance Showers And Thunderstorms leaving Blythwood and Mostly Sunny then Slight Chance Showers And Thunderstorms near Carville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Blythwood to Carville?
The road trip is about 19.2 miles (30.9 km) and usually takes 00h 38m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Plaquemine is a useful midpoint, sitting about 9.6 miles from Blythwood and 9.6 miles from Carville.
How much longer is the road route than the straight-line distance?
The direct path is about 6.8 miles (10.9 km), while the road route adds roughly 12.4 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:14 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.58 one way or $5.15 round trip. Estimated CO2 is about 6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Showers And Thunderstorms around Blythwood and Mostly Sunny then Slight Chance Showers And Thunderstorms near Carville.
Stop Ideas Near Plaquemine
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Plaza
Baton Rouge City Hall
City of Baton Rouge Fire Station 15
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Plaquemine.
Baton Rouge, Louisiana
New Iberia
Schriever
Lafayette
Flight Path Map
This map shows the direct air route between Blythwood and Carville. Straight-line distance: 6.77 mi (10.89 km).
#1 Blythwood
Blythwood is a place in Louisiana, United States.
| Population | 0 |
| Coordinates | 30.1996400, -91.2076100 |
| Altitude | 4 |
| Country | United States |
#2 Carville
Human settlement in Louisiana, United States of America
| Population | 343 |
| Coordinates | 30.2174200, -91.0962100 |
| Altitude | 6 |
| Country | United States |
End: (-91.096302, 30.217386)
Estimated Travel Time
Distance: 31 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 38m |
| 40 mph (64.37 km/h) | 00h 28m |
| 50 mph (80.47 km/h) | 00h 23m |
| 60 mph (96.56 km/h) | 00h 19m |
| 70 mph (112.65 km/h) | 00h 16m |
| 80 mph (129 km/h) | 00h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $2.58 | $5.15 |
| Mid-grade | $4.26 | $2.90 | $5.79 |
| Premium | $4.63 | $3.15 | $6.29 |
| Diesel | $5.42 | $3.68 | $7.36 |
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 · May 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.