How far is Decatur, IN from Gary, IN?

Distance by Flight

Shortest distance between Decatur and Gary is 136.24 miles (219.26 km).

Flight distance from Decatur, IN to Gary, IN is 136.24 miles. Estimated flight time is 00 hours 20 minutes.

It takes 00 hours 18 minutes to travel from Decatur to Gary with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Decatur, Indiana to Gary, Indiana is: 166.12 miles (267.35 km) by car.

Driving from Decatur to Gary will take approximately 03 hours 03 minutes.

#1 Decatur

City in Indiana, United States

Population	34821
GPS Coordinates	40°49'50"N 84°55'45"W
Latitude	40.8306000
Longitude	-84.9291300
Altitude	244
Country	United States

The most populous city in Lake County, Indiana. It is located on the south shore of Lake Michigan in northwestern Indiana. Gary is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Gary Historical Society and the Gary Civic Center.

Population	74693
GPS Coordinates	41°35'36"N 87°20'47"W
Latitude	41.5933700
Longitude	-87.3464300
Altitude	183
Country	United States

Starting point in Decatur: West Monroe Street (-84.929141,40.83064)
Ending point in Gary: (-87.346439,41.59327)

Estimated Travel Time Between Decatur and Gary

The distance between Decatur and Gary is 267 km if you choose to drive by road. You can go 02 hours 58 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 Decatur, IN and Gary, IN. The current time in Decatur is 09:45:43, although it is 08:45:43 in Gary.

Average Speed	Travel Time
30 mph (48.3 km/h)	05 hours 32 minutes
40 mph (64.37 km/h)	04 hours 09 minutes
50 mph (80.47 km/h)	03 hours 19 minutes
60 mph (96.56 km/h)	02 hours 46 minutes
70 mph (112.65 km/h)	02 hours 22 minutes
75 mph (120.7 km/h)	02 hours 12 minutes
80 mph (128.75 km/h)	02 hours 04 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 22.19 liters (5.86 gallon) of gas to cover the route between Decatur and Gary.
The estimated cost of gas to go from Decatur to Gary is $19.84 (diesel $25.59).

Indiana gas prices.

	Gasoline	Mid Grade	Premium	Diesel
Gallon	$3.39	$3.88	$4.33	$4.37
Total	$19.84	$22.72	$25.37	$25.59

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 May 10, 2024.

How did we calculate the distance?

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