How far is Terre Haute, IN from Saint Marys, IN?
The driving distance from Terre Haute, IN to Saint Marys, IN is about 144.8 miles (233 km), with a travel time of about 03h 18m by car.
- The straight-line flight distance is about 113.3 miles (182.3 km).
- For a round trip, plan for roughly 06h 37m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 18m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Unincorporated community in Lawrence County, Indiana
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Terre Haute and Saint Marys.
Turn-by-Turn Driving Directions
Step-by-step road directions between Terre Haute and Saint Marys.
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1
Start on North 3rd Street
90 m · 16 sec · North 3rd Street
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2
Turn left onto Cherry Street
777 ft · 19 sec · Cherry Street
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3
Turn left onto 1st Street
1.3 mi · 2 min · 1st Street
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4
Turn left onto Hulman Street
954 ft · 27 sec · Hulman Street
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5
Turn right onto South 3rd Street
1.3 mi · 3 min · South 3rd Street
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6
Turn left
1339 ft · 25 sec
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7
Merge slight left onto Dwight D Eisenhower Highway
15.2 mi · 17 min · Dwight D Eisenhower Highway
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8
Take the exit slight right toward SR 59: Brazil, Linton
1730 ft · 37 sec
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9
Turn right onto State Route 59
5 mi · 7 min · State Route 59
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10
Turn left
20.4 mi · 29 min
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11
Turn left onto West Morgan Street
1.2 mi · 3 min · West Morgan Street
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12
Continue on State Road 46
7.8 mi · 11 min · State Road 46
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13
Continue on West Temperance Street
1.3 mi · 3 min · West Temperance Street
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14
Continue on State Road 46
3.9 mi · 7 min · State Road 46
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15
Take the exit slight right
6 mi · 7 min
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16
Keep slight right to continue on SR 37 South: Bedford
41.6 mi · 52 min
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17
Enter the roundabout and take exit 3 toward East Main Street
652 ft · 9 sec · East Main Street
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18
Exit the roundabout onto East Main Street
1000 ft · 14 sec · East Main Street
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19
Turn right onto Southeast Main Street
10.4 mi · 14 min · Southeast Main Street
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20
Continue on West US Highway 150
24.3 mi · 28 min · West US Highway 150
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21
Turn left onto Scenic Valley Road
43 m · 6 sec · Scenic Valley Road
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22
Turn right onto Brush College Road
2 mi · 5 min · Brush College Road
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23
At the end of the road, turn right onto Scottsville Road
17 m · 7 sec · Scottsville Road
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24
Turn left onto Saint Marys Road
796 ft · 37 sec · Saint Marys Road
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25
Continue on Saint Marys Road
1.7 mi · 7 min · Saint Marys Road
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26
Arrive at your destination
0 m · 1 sec · Saint Marys Road
Car Route Details
A richer read on the saved driving route between Terre Haute and Saint Marys.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
SR 37 South
Keep slight right to continue on SR 37 South: Bedford
41.6 mi · 00h 52m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Sunny leaving Terre Haute and Sunny near Saint Marys.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Terre Haute to Saint Marys?
The road trip is about 144.8 miles (233 km) and usually takes 03h 18m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Guthrie is a useful midpoint, sitting about 72.4 miles from Terre Haute and 72.5 miles from Saint Marys.
How much longer is the road route than the straight-line distance?
The direct path is about 113.3 miles (182.3 km), while the road route adds roughly 31.5 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:22 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.27 one way or $38.54 round trip. Estimated CO2 is about 45.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Terre Haute and Sunny near Saint Marys.
Stop Ideas Near Guthrie
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 Guthrie.
Indianapolis Union Station
Louisville, Kentucky
Flight Path Map
This map shows the direct air route between Terre Haute and Saint Marys. Straight-line distance: 113.26 mi (182.27 km).
#1 Terre Haute
The most populous city in Vigo County, Indiana.
| Population | 60,410 |
| Coordinates | 39.4667000, -87.4139100 |
| Altitude | 152 |
| Country | United States |
#2 Saint Marys
Unincorporated community in Floyd County, Minnesota
| Population | 1,370 |
| Coordinates | 38.3559000, -85.8646900 |
| Altitude | 252 |
| Country | United States |
End: Saint Marys (-85.86469, 38.3559)
Estimated Travel Time
Distance: 233 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 49m |
| 40 mph (64.37 km/h) | 03h 37m |
| 50 mph (80.47 km/h) | 02h 53m |
| 60 mph (96.56 km/h) | 02h 24m |
| 70 mph (112.65 km/h) | 02h 04m |
| 80 mph (129 km/h) | 01h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $19.27 | $38.54 |
| Mid-grade | $4.25 | $21.73 | $43.47 |
| Premium | $4.65 | $23.78 | $47.56 |
| Diesel | $5.30 | $27.10 | $54.21 |
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 Indiana · 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.