How far is City of Gary, IN from Thorntown, IN?
The driving distance from City of Gary, IN to Thorntown, IN is about 123.2 miles (198.3 km), with a travel time of about 02h 21m by car.
- The straight-line flight distance is about 108.4 miles (174.5 km).
- For a round trip, plan for roughly 04h 42m 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 02h 21m.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Scattered Rain Showers then Cloudy
Driving Route Map
The map below follows the saved road route between City of Gary and Thorntown.
Turn-by-Turn Driving Directions
Step-by-step road directions between City of Gary and Thorntown.
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1
Start on the route
104 m · 27 sec
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2
Turn right onto West 8th Avenue
875 ft · 33 sec · West 8th Avenue
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3
Turn left onto Madison Street
1992 ft · 1 min · Madison Street
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4
Turn right onto West 5th Avenue
1.8 mi · 3 min · West 5th Avenue
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5
Turn right onto Casimir Pulaski Memorial Highway
115.8 mi · 2 hr 7 min · Casimir Pulaski Memorial Highway
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6
Take the exit slight right toward SR 47: Sheridan, Thorntown
1579 ft · 34 sec
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7
Turn right onto IN-47
4.3 mi · 8 min · IN-47
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8
Continue on West Main Street
1891 ft · 38 sec · West Main Street
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9
Arrive at your destination
0 m · 1 sec · West Main Street
Car Route Details
A richer read on the saved driving route between City of Gary and Thorntown.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Casimir Pulaski Memorial Highway
Turn right onto Casimir Pulaski Memorial Highway
116 mi · 02h 07m
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.
Mostly Cloudy leaving City of Gary and Scattered Rain Showers then Cloudy near Thorntown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from City of Gary to Thorntown?
The road trip is about 123.2 miles (198.3 km) and usually takes 02h 21m 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?
Remington is a useful midpoint, sitting about 61.6 miles from City of Gary and 61.6 miles from Thorntown.
How much longer is the road route than the straight-line distance?
The direct path is about 108.4 miles (174.5 km), while the road route adds roughly 14.8 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 1:48 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.40 one way or $34.80 round trip. Estimated CO2 is about 38.7 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between City of Gary and Thorntown, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around City of Gary and Scattered Rain Showers then Cloudy near Thorntown.
Stop Ideas Near Remington
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 Remington.
Rensselaer
Lafayette station
Gilman
Kankakee
Flight Path Map
This map shows the direct air route between City of Gary and Thorntown. Straight-line distance: 108.4 mi (174.45 km).
#1 City of Gary
The most populous city in Lake County, Indiana.
| Population | 80,294 |
| Coordinates | 41.5956000, -87.3452100 |
| Altitude | 185 |
| Country | United States |
#2 Thorntown
City in Boone County, Indiana, United States of America
| Population | 1,563 |
| Coordinates | 40.1294800, -86.6066700 |
| Altitude | 260 |
| Country | United States |
End: Thorntown (-86.60667, 40.12948)
Estimated Travel Time
Distance: 198 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 06m |
| 40 mph (64.37 km/h) | 03h 04m |
| 50 mph (80.47 km/h) | 02h 27m |
| 60 mph (96.56 km/h) | 02h 03m |
| 70 mph (112.65 km/h) | 01h 45m |
| 80 mph (129 km/h) | 01h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.00 | $17.40 | $34.80 |
| Mid-grade | $4.57 | $19.88 | $39.75 |
| Premium | $5.11 | $22.22 | $44.45 |
| Diesel | $6.91 | $30.08 | $60.15 |
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 · Sep 23, 2026