How far is Gary, IN from Troy, IN?

The driving distance from Gary, IN to Troy, IN is about 304.7 miles (490.4 km), with a travel time of about 06h 02m by car.

  • The straight-line flight distance is about 250.3 miles (402.8 km).
  • For a round trip, plan for roughly 12h 05m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
304.73 mi
06h 02m
Flight
250.3 mi
402.82 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Gary.

Flight Distance

Direct air line
250.3 mi
Kilometers
402.82 km
Flight Time
00h 30m

Driving Distance

Road route
304.73 mi
Kilometers
490.42 km
Drive Time
06h 02m

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 06h 02m.

Arrival Snapshot
Arrive in Troy
Wed, Apr 15, 6:11 AM CDT
Return by in Gary
Wed, Apr 15, 12:14 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gary
2026-04-15T00:08
Arrive Troy
Wed, Apr 15, 6:11 AM CDT
Route Timing
06h 02m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
12:03 PM to 1:33 PM CDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
11:54 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Gary
8:00 PM CDT
Overnight-style route

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.

Mid-route stop
Miller
IN

Unincorporated community in Morgan County, Indiana

From Gary
152.4 mi
03h 01m
To Troy
152.3 mi
03h 01m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
65°F
Wednesday

Showers And Thunderstorms Likely

Starts
Wed, Apr 15 1:00 AM CDT
Wind
15 mph SSW
Destination
87°F
Wednesday

Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms

Starts
Wed, Apr 15 6:00 AM CDT
Wind
7 to 14 mph S

Driving Route Map

The map below follows the saved road route between Gary and Troy.

Turn-by-Turn Driving Directions

Step-by-step road directions between Gary and Troy.

  1. 1

    Start on 10th Place

    17 m · 4 sec · 10th Place

  2. 2

    Turn right onto Harrison Street

    146 m · 28 sec · Harrison Street

  3. 3

    Turn left onto West 11th Avenue

    1250 ft · 39 sec · West 11th Avenue

  4. 4

    Turn right onto Madison Street

    1406 ft · 48 sec · Madison Street

  5. 5

    Turn left onto West 15th Avenue

    1 mi · 2 min · West 15th Avenue

  6. 6

    Continue on Central Avenue

    854 ft · 22 sec · Central Avenue

  7. 7

    Turn right onto Martin Luther King Drive

    2.5 mi · 5 min · Martin Luther King Drive

  8. 8

    Turn left onto East Ridge Road

    1276 ft · 35 sec · East Ridge Road

  9. 9

    Take the ramp slight right

    1469 ft · 36 sec

  10. 10

    Merge slight left onto Casimir Pulaski Memorial Highway

    128.7 mi · 2 hr 20 min · Casimir Pulaski Memorial Highway

  11. 11

    Keep slight left

    5.9 mi · 7 min

  12. 12

    Take the exit slight right toward I 465 South

    1210 ft · 30 sec

  13. 13

    Continue on I 465 South

    1 km · 1 min

  14. 14

    Merge slight left

    13.7 mi · 16 min

  15. 15

    Take the exit slight right toward I 69 South: Evansville

    1.3 km · 2 min

  16. 16

    Continue straight

    47.5 mi · 53 min

  17. 17

    Keep slight left to continue on I 69 South: Evansville

    27 mi · 29 min

  18. 18

    Take the exit slight right toward US 231: Bloomfield, Crane

    2002 ft · 42 sec

  19. 19

    Keep slight left

    32 m · 3 sec

  20. 20

    Turn left

    17 mi · 23 min

  21. 21

    Turn right onto West Broadway Street

    919 ft · 12 sec · West Broadway Street

  22. 22

    Continue on Mill Street

    14.3 mi · 16 min · Mill Street

  23. 23

    Continue straight

    6.1 mi · 7 min

  24. 24

    Turn right onto West 6th Street

    16.4 mi · 19 min · West 6th Street

  25. 25

    Take the exit slight left

    69 m · 8 sec

  26. 26

    Turn slight left onto County Road 300 East

    1264 ft · 26 sec · County Road 300 East

  27. 27

    Continue on West Medcalf Street

    1.4 mi · 2 min · West Medcalf Street

  28. 28

    Turn right

    4.6 mi · 8 min

  29. 29

    Turn left onto County Road 1600 North

    3.1 mi · 6 min · County Road 1600 North

  30. 30

    Continue on Main Street

    1 mi · 2 min · Main Street

  31. 31

    Continue on County Road 800 East

    4.5 mi · 8 min · County Road 800 East

  32. 32

    Continue on County Road 800 North

    2.7 mi · 5 min · County Road 800 North

  33. 33

    Turn straight

    3.1 mi · 5 min

  34. 34

    Turn left onto Main Street

    1279 ft · 27 sec · Main Street

  35. 35

    Turn right onto Sycamore Street

    541 ft · 24 sec · Sycamore Street

  36. 36

    Arrive at your destination

    0 m · 1 sec · Spring Street

Car Route Details

A richer read on the saved driving route between Gary and Troy.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
36 steps
15 turns on the saved route
Ramps & Exits
7
2 merges, 5 ramps or exits
Navigation Density
11.8 / 100 mi
Decision points by distance
Main Roads
Casimir Pulaski Memorial Highway
135 mi · 44%
I 69 South
75.2 mi · 25%
Mill Street
20.4 mi · 7%
West 6th Street
16.5 mi · 5%
I 465 South
14.6 mi · 5%
County Road 800 East
4.5 mi · 1%
Longest Stretch

Casimir Pulaski Memorial Highway

Merge slight left onto Casimir Pulaski Memorial Highway

129 mi · 02h 20m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
06h 02m
Overnight route
Same-Day Return
12h 06m
Round-trip wheel time
Road vs Air
+54.4 mi
250.3 mi direct line
Halfway Stop
Miller
03h 01m from Gary
Leave By
11:54 PM CDT
Overnight-style route
Weather Watch

Showers And Thunderstorms Likely leaving Gary and Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms near Troy.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gary to Troy?

The road trip is about 304.7 miles (490.4 km) and usually takes 06h 02m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Miller is a useful midpoint, sitting about 152.4 miles from Gary and 152.3 miles from Troy.

How much longer is the road route than the straight-line distance?

The direct path is about 250.3 miles (402.8 km), while the road route adds roughly 54.4 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 6:00 AM to 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $40.54 one way or $81.08 round trip. Estimated CO2 is about 95.5 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms Likely around Gary and Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms near Troy.

Stop Ideas Near Miller

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Miller and the surrounding midpoint area.
Avon Town Hall Park
Scenic stop 10.1 mi away

Avon Town Hall Park

Avon , IN
6570 E US Hwy 36, Avon, IN 46123, United States
Rating 4.7/5 886 reviews Tourist attraction,City park
Stop photo coming soon
Meeting point 13.1 mi away

Whiteland Town Hall

Whiteland , IN
549 E Main St, Whiteland, IN 46184
Rating 4.2/5 6 reviews City Hall
City Centre
Nearby stop 6.2 mi away

City Centre

Indianapolis , IN
W Empire St, Indianapolis, IN 46225
Rating 3.0/5 1 reviews

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Miller.

RAIL

Indianapolis Union Station

19 mi away
350 South Illinois Street
RAIL

Crawfordsville

71 mi away
Spring and Green Streets
BUS

Crawfordsville (Bus), Indiana

73 mi away
1000 Smith Ave
RAIL

Connersville station

98 mi away
1012 Eastern Avenue

Flight Path Map

This map shows the direct air route between Gary and Troy. Straight-line distance: 250.3 mi (402.82 km).

Gary

#1 Gary

The most populous city in Lake County, Indiana.

Population74,693
Coordinates41.5933700, -87.3464300
Altitude183
CountryUnited States
Photo coming soon

#2 Troy

Town in Indiana, United States

Population403
Coordinates37.9953300, -86.7977700
Altitude144
CountryUnited States
Start: Gary (-87.34643, 41.59337)
End: Troy (-86.79777, 37.99533)

Estimated Travel Time

Distance: 490 km by road

SpeedTime
30 mph (48.3 km/h)10h 09m
40 mph (64.37 km/h)07h 37m
50 mph (80.47 km/h)06h 05m
60 mph (96.56 km/h)05h 04m
70 mph (112.65 km/h)04h 21m
80 mph (129 km/h)03h 48m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.75 gal
40.7 L · about $40.54
Round trip
$81.08
21.5 gal · 81.4 L
Estimated CO2
95.5 kg one way
Round trip: 191.1 kg / 421 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $40.54 $81.08
Mid-grade $4.25 $45.72 $91.44
Premium $4.65 $50.03 $100.06
Diesel $5.30 $57.02 $114.04

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 15, 2026

There is no time difference between Gary and Troy. The current time is 00:08:55.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.