How far is Knox, IN from Gary, IN?
The driving distance from Knox, IN to Gary, IN is about 56.1 miles (90.3 km), with a travel time of about 01h 09m by car.
- The straight-line flight distance is about 42.6 miles (68.6 km).
- For a round trip, plan for roughly 02h 19m 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 01h 09m.
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.
Town in Porter County, Indiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Knox and Gary.
Turn-by-Turn Driving Directions
Step-by-step road directions between Knox and Gary.
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1
Start on the route
25 m · 11 sec
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2
Turn left onto West John Street
1172 ft · 57 sec · West John Street
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3
Turn left onto South Heaton Street
2116 ft · 53 sec · South Heaton Street
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4
Continue on North 400 East
6.5 mi · 9 min · North 400 East
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5
Turn left
1507 ft · 41 sec
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6
Merge slight left
21.3 mi · 27 min
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7
Take the exit slight right toward SR 49 North, SR 2 East: Valparaiso, Chesterton
9.2 mi · 13 min
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8
Turn left onto I 80, I 90: Toll Road
120 m · 10 sec
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9
Continue straight
757 ft · 18 sec
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10
Continue on I 80, I 90: Toll Road
125 m · 10 sec
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11
Keep slight right to continue on I 80 West, I 90 West: Chicago
1246 ft · 31 sec
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12
Merge slight left onto Indiana Toll Road
15.6 mi · 18 min · Indiana Toll Road
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13
Take the exit slight right toward SR 53: Broadway
2139 ft · 56 sec
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14
Turn left onto Broadway
549 ft · 30 sec · Broadway
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15
Turn right onto West 4th Avenue
1347 ft · 30 sec · West 4th Avenue
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16
Turn left onto Madison Street
1.2 km · 2 min · Madison Street
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17
Turn right onto 10th Place
1298 ft · 57 sec · 10th Place
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18
Arrive at your destination
0 m · 1 sec · 10th Place
Car Route Details
A richer read on the saved driving route between Knox and Gary.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
North 400 East
Merge slight left
21.3 mi · 00h 27m
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 Sunny leaving Knox and Sunny near Gary.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Knox to Gary?
The road trip is about 56.1 miles (90.3 km) and usually takes 01h 09m 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?
Valparaiso is a useful midpoint, sitting about 27.9 miles from Knox and 28.2 miles from Gary.
How much longer is the road route than the straight-line distance?
The direct path is about 42.6 miles (68.6 km), while the road route adds roughly 13.5 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 4:10 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.47 one way or $14.93 round trip. Estimated CO2 is about 17.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Knox and Sunny near Gary.
Stop Ideas Near Valparaiso
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 Valparaiso.
Gary, IN
Michigan City
Dyer station
New Buffalo, Michigan
Flight Path Map
This map shows the direct air route between Knox and Gary. Straight-line distance: 42.64 mi (68.63 km).
#1 Knox
City in Center Township, Starke County, Indiana, United States
| Population | 3,597 |
| Coordinates | 41.2958800, -86.6250100 |
| Altitude | 217 |
| Country | United States |
#2 Gary
The most populous city in Lake County, Indiana.
| Population | 74,693 |
| Coordinates | 41.5933700, -87.3464300 |
| Altitude | 183 |
| Country | United States |
End: (-87.346439, 41.59327)
Estimated Travel Time
Distance: 90 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 52m |
| 40 mph (64.37 km/h) | 01h 24m |
| 50 mph (80.47 km/h) | 01h 07m |
| 60 mph (96.56 km/h) | 00h 56m |
| 70 mph (112.65 km/h) | 00h 48m |
| 80 mph (129 km/h) | 00h 41m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $7.47 | $14.93 |
| Mid-grade | $4.25 | $8.42 | $16.84 |
| Premium | $4.65 | $9.21 | $18.43 |
| Diesel | $5.30 | $10.50 | $21.00 |
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.