How far is Knox, IN from Portage, IN?

Distance by Flight

Shortest distance between Knox and Portage is 148.3 miles (238.66 km).

Flight distance from Knox, IN to Portage, IN is 148.3 miles. Estimated flight time is 00 hours 22 minutes.

It takes 00 hours 20 minutes to travel from Knox to Portage with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Knox, Indiana to Portage, Indiana is: 189.14 miles (304.39 km) by car.

Driving from Knox to Portage will take approximately 03 hours 03 minutes.

#1 Knox

City in Center Township, Starke County, Indiana, United States

Population	3552
GPS Coordinates	39°49'23"N 85°32'31"W
Latitude	39.8231000
Longitude	-85.5419200
Altitude	300
Country	United States

The second most populous city in Porter County, Indiana. It is located on the southern shore of Lake Michigan in northwestern Indiana. Portage is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Portage Lakefront and Riverwalk and the Portage Historical Society.

Population	90543
GPS Coordinates	41°34'33"N 87°10'34"W
Latitude	41.5758700
Longitude	-87.1761500
Altitude	194
Country	United States

Starting point in Knox: South Grant City Road (-85.541923,39.8231)
Ending point in Portage: Central Avenue (-87.17615,41.575874)

Estimated Travel Time Between Knox and Portage

The distance between Knox and Portage is 304 km if you choose to drive by road. You can go 03 hours 22 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.

Please keep in mind that there is a 1 hour time gap between Knox, IN and Portage, IN. The current time in Knox is 05:29:45, although it is 04:29:45 in Portage.

Average Speed	Travel Time
30 mph (48.3 km/h)	06 hours 18 minutes
40 mph (64.37 km/h)	04 hours 43 minutes
50 mph (80.47 km/h)	03 hours 46 minutes
60 mph (96.56 km/h)	03 hours 09 minutes
70 mph (112.65 km/h)	02 hours 42 minutes
75 mph (120.7 km/h)	02 hours 31 minutes
80 mph (128.75 km/h)	02 hours 21 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 25.26 liters (6.67 gallon) of gas to cover the route between Knox and Portage.
The estimated cost of gas to go from Knox to Portage is $22.59 (diesel $29.14).

Indiana gas prices.

	Gasoline	Mid Grade	Premium	Diesel
Gallon	$3.39	$3.88	$4.33	$4.37
Total	$22.59	$25.86	$28.89	$29.14

Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.

The average gas price (in Indiana ) per gallon of daily gas for calculations is $3.385 (Diesel $4.366) /gallon. Last changed prices on December 22, 2024.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between Knox and Portage (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.