How far is Gary, IN from Princeton, IN?
The driving distance from Gary, IN to Princeton, IN is about 246.1 miles (396.1 km), with a travel time of about 05h 15m by car.
- The straight-line flight distance is about 224 miles (360.5 km).
- For a round trip, plan for roughly 10h 31m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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 05h 15m.
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.
Human settlement in Vermillion County, Indiana, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Gary and Princeton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gary and Princeton.
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1
Start on 10th Place
17 m · 4 sec · 10th Place
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2
Turn right onto Harrison Street
146 m · 28 sec · Harrison Street
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3
Turn left onto West 11th Avenue
1250 ft · 39 sec · West 11th Avenue
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4
Turn right onto Madison Street
1406 ft · 48 sec · Madison Street
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5
Turn left onto West 15th Avenue
1 mi · 2 min · West 15th Avenue
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6
Continue on Central Avenue
854 ft · 22 sec · Central Avenue
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7
Turn right onto Martin Luther King Drive
2.5 mi · 5 min · Martin Luther King Drive
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8
Turn left onto East Ridge Road
1276 ft · 35 sec · East Ridge Road
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9
Take the ramp slight right
1469 ft · 36 sec
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10
Merge slight left onto Casimir Pulaski Memorial Highway
37.2 mi · 41 min · Casimir Pulaski Memorial Highway
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11
Take the exit slight right toward SR 14: Winamac
2432 ft · 46 sec
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12
Turn right onto State Road 14
9.2 mi · 13 min · State Road 14
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13
Turn left
25.5 mi · 33 min
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14
Keep slight left
21.6 mi · 27 min
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15
Continue straight
63.4 mi · 1 hr 21 min
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16
Continue straight
57.7 mi · 1 hr 17 min
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17
Take the exit slight right
1162 ft · 28 sec
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18
Merge slight left
1.5 km · 1 min
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19
Keep slight right
20.2 mi · 23 min
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20
Turn left onto Main Street
1.1 mi · 2 min · Main Street
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21
Continue on Old US Highway 41
3.3 mi · 6 min · Old US Highway 41
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22
At the end of the road, turn right onto North Main Street
3046 ft · 1 min · North Main Street
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23
Arrive at your destination
0 m · 1 sec · North Main Street
Car Route Details
A richer read on the saved driving route between Gary and Princeton.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
State Road 14
Continue straight
63.4 mi · 01h 21m
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.
Mostly Sunny leaving Gary and Sunny near Princeton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gary to Princeton?
The road trip is about 246.1 miles (396.1 km) and usually takes 05h 15m 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?
Perrysville is a useful midpoint, sitting about 123.2 miles from Gary and 122.9 miles from Princeton.
How much longer is the road route than the straight-line distance?
The direct path is about 224 miles (360.5 km), while the road route adds roughly 22.1 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 CDT. If you want a more comfortable same-day return, try to leave by 6:28 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $32.73 one way or $65.46 round trip. Estimated CO2 is about 77.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Gary and Sunny near Princeton.
Stop Ideas Near Perrysville
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 Perrysville.
Danville, Illinois
Crawfordsville (Bus), Indiana
Crawfordsville
Lafayette station
Flight Path Map
This map shows the direct air route between Gary and Princeton. Straight-line distance: 224.04 mi (360.55 km).
#1 Gary
The most populous city in Lake County, Indiana.
| Population | 74,693 |
| Coordinates | 41.5933700, -87.3464300 |
| Altitude | 183 |
| Country | United States |
#2 Princeton
City in Indiana, United States
| Population | 8,793 |
| Coordinates | 38.3553200, -87.5675200 |
| Altitude | 152 |
| Country | United States |
End: Princeton (-87.56752, 38.35532)
Estimated Travel Time
Distance: 396 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 12m |
| 40 mph (64.37 km/h) | 06h 09m |
| 50 mph (80.47 km/h) | 04h 55m |
| 60 mph (96.56 km/h) | 04h 06m |
| 70 mph (112.65 km/h) | 03h 30m |
| 80 mph (129 km/h) | 03h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $32.73 | $65.46 |
| Mid-grade | $4.25 | $36.92 | $73.83 |
| Premium | $4.65 | $40.40 | $80.79 |
| Diesel | $5.30 | $46.04 | $92.08 |
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.