How far is Rockville, IN from Gary, IN?

The driving distance from Rockville, IN to Gary, IN is about 145 miles (233.4 km), with a travel time of about 02h 36m by car.

  • The straight-line flight distance is about 126.6 miles (203.8 km).
  • For a round trip, plan for roughly 05h 13m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
145.05 mi
02h 36m
Flight
126.65 mi
203.82 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Rockville.

Flight Distance

Direct air line
126.65 mi
Kilometers
203.82 km
Flight Time
00h 15m

Driving Distance

Road route
145.05 mi
Kilometers
233.44 km
Drive Time
02h 36m

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 36m.

Arrival Snapshot
Arrive in Gary
Sun, Apr 19, 8:05 AM CDT
Return by in Rockville
Sun, Apr 19, 11:42 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Rockville
2026-04-19T06:28
Arrive Gary
Sun, Apr 19, 9:05 AM EDT
Route Timing
02h 36m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:37 AM to 11:37 AM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:16 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Rockville
9:30 PM EDT
Morning start is best

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
Kentland
IN

City in Newton County, Indiana, United States of America

From Rockville
73.1 mi
01h 18m
To Gary
71.9 mi
01h 18m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
56°F
Sunday

Slight Chance Rain Showers then Sunny

Starts
Sun, Apr 19 6:00 AM EDT
Wind
9 to 15 mph WNW
Destination
51°F
Sunday

Mostly Sunny

Starts
Sun, Apr 19 6:00 AM CDT
Wind
15 mph WNW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on West Ohio Street

    1987 ft · 36 sec · West Ohio Street

  2. 2

    Turn right

    37 mi · 55 min

  3. 3

    Turn left onto East Jackson Street

    7.1 mi · 11 min · East Jackson Street

  4. 4

    Turn left onto West 200 North

    1847 ft · 36 sec · West 200 North

  5. 5

    Turn right

    1.5 km · 1 min

  6. 6

    Continue straight

    47.3 mi · 1 hr

  7. 7

    Turn right onto State Road 14

    9.5 mi · 13 min · State Road 14

  8. 8

    Take the ramp left

    2584 ft · 1 min

  9. 9

    Merge slight left

    37.8 mi · 42 min

  10. 10

    Take the exit slight right toward I 80 West, I 94 West, US 6 West: Chicago

    1.4 mi · 3 min

  11. 11

    Merge slight left onto Borman Expressway

    1.4 mi · 2 min · Borman Expressway

  12. 12

    Take the exit slight right toward Grant Street

    1831 ft · 45 sec

  13. 13

    Keep slight right

    103 m · 9 sec

  14. 14

    Turn straight onto Richard G. Hatcher Boulevard

    1.2 mi · 2 min · Richard G. Hatcher Boulevard

  15. 15

    Turn right onto West 15th Avenue

    2432 ft · 56 sec · West 15th Avenue

  16. 16

    Turn left onto Harrison Boulevard

    2011 ft · 1 min · Harrison Boulevard

  17. 17

    Turn right onto 10th Place

    77 m · 11 sec · 10th Place

  18. 18

    Arrive at your destination

    0 m · 1 sec · 10th Place

Car Route Details

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

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
18 steps
9 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
12.4 / 100 mi
Decision points by distance
Main Roads
State Road 14
47.8 mi · 33%
West 200 North
47.7 mi · 33%
East Jackson Street
7.1 mi · 5%
Borman Expressway
1.44 mi · 1%
I 80 West
1.41 mi · 1%
Richard G. Hatcher Boulevard
1.16 mi · 1%
Longest Stretch

West 200 North

Continue straight

47.3 mi · 01h 00m

Route Summary

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

Trip Read

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.

Drive Time
02h 36m
Day trip friendly
Same-Day Return
05h 14m
Round-trip wheel time
Road vs Air
+18.4 mi
126.6 mi direct line
Halfway Stop
Kentland
01h 18m from Rockville
Leave By
1:16 PM EDT
Morning start is best
Weather Watch

Slight Chance Rain Showers then Sunny leaving Rockville and Mostly Sunny near Gary.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 145 miles (233.4 km) and usually takes 02h 36m 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?

Kentland is a useful midpoint, sitting about 73.1 miles from Rockville and 71.9 miles from Gary.

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

The direct path is about 126.6 miles (203.8 km), while the road route adds roughly 18.4 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:16 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $19.31 one way or $38.62 round trip. Estimated CO2 is about 45.5 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Rockville and Gary, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers then Sunny around Rockville and Mostly Sunny near Gary.

Stop Ideas Near Kentland

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

Mid-route Guidance
Local place coverage is thin around Kentland, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

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

RAIL

Rensselaer

31 mi away
619 North Cullen Street
RAIL

Gilman

46 mi away
US Hwy 24 & West Wenona St.
RAIL

Kankakee

52 mi away
199 South East Ave.
RAIL

Lafayette station

61 mi away
200 North 2nd St.

Flight Path Map

This map shows the direct air route between Rockville and Gary. Straight-line distance: 126.65 mi (203.82 km).

Rockville

#1 Rockville

Town in Adams Township, Parke County, Indiana, United States

Population2,449
Coordinates39.7625400, -87.2291800
Altitude217
CountryUnited States
Gary

#2 Gary

The most populous city in Lake County, Indiana.

Population74,693
Coordinates41.5933700, -87.3464300
Altitude183
CountryUnited States
Start: US 36 (-87.229125, 39.762533)
End: (-87.346439, 41.59327)

Estimated Travel Time

Distance: 233 km by road

SpeedTime
30 mph (48.3 km/h)04h 49m
40 mph (64.37 km/h)03h 37m
50 mph (80.47 km/h)02h 54m
60 mph (96.56 km/h)02h 25m
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.

One-way fuel
5.12 gal
19.38 L · about $19.31
Round trip
$38.62
10.24 gal · 38.76 L
Estimated CO2
45.5 kg one way
Round trip: 91 kg / 201 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $19.31 $38.62
Mid-grade $4.25 $21.78 $43.55
Premium $4.65 $23.83 $47.66
Diesel $5.30 $27.16 $54.31

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 19, 2026

Please keep in mind that there is a 1 hour time gap between Rockville, IN and Gary, IN. The current time in Rockville is 06:28:15, although it is 05:28:15 in Gary.

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.