How far is Decatur, IL from Rockford, IL?

Distance by Flight

Shortest distance between Decatur and Rockford is 168.11 miles (270.55 km).

Flight distance from Decatur, IL to Rockford, IL is 168.11 miles. Estimated flight time is 00 hours 21 minutes.

It takes 00 hours 19 minutes to travel from Decatur to Rockford with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Decatur, Illinois to Rockford, Illinois is: 181.69 miles (292.4 km) by car.

Driving from Decatur to Rockford will take approximately 02 hours 54 minutes.

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#1 Decatur

The most populous city in Macon County, Illinois. It is located on the Sangamon River in central Illinois. Decatur is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Decatur Museum of Art and History and the Lincoln Log Cabin State Historic Site.

Population 70007
GPS Coordinates 39°50'25"N 88°57'17"W
Latitude 39.8403100
Longitude -88.9548000
Altitude 205
Country United States
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#2 Rockford

The second most populous city in Illinois. It is located in the northwestern part of the state. Rockford is known for its many manufacturing companies, its many parks and green spaces, and its many attractions, such as the Rockford Art Museum and the Burpee Museum of Natural History.

Population 144835
GPS Coordinates 42°16'16"N 89°5'38"W
Latitude 42.2711300
Longitude -89.0940000
Altitude 218
Country United States

Estimated Travel Time Between Decatur and Rockford

The distance between Decatur and Rockford is 292 km if you choose to drive by road. You can go 03 hours 14 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.

There is no time difference between Decatur and Rockford. The current time is 02:58:36.

Average Speed Travel Time
30 mph (48.3 km/h) 06 hours 03 minutes
40 mph (64.37 km/h) 04 hours 32 minutes
50 mph (80.47 km/h) 03 hours 38 minutes
60 mph (96.56 km/h) 03 hours 01 minutes
70 mph (112.65 km/h) 02 hours 35 minutes
75 mph (120.7 km/h) 02 hours 25 minutes
80 mph (128.75 km/h) 02 hours 15 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 24.27 liters (6.41 gallon) of gas to cover the route between Decatur and Rockford.
The estimated cost of gas to go from Decatur to Rockford is $23.13 (diesel $27.57).

Illinois gas prices.

Gasoline Mid Grade Premium Diesel
Gallon $3.61 $4.11 $4.55 $4.3
Total $23.13 $26.36 $29.18 $27.57

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 Illinois ) per gallon of daily gas for calculations is $3.607 (Diesel $4.300) /gallon. Last changed prices on March 19, 2024.

How did we calculate the distance?

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

Distance to Other Cities

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Driving distance from Bremen, IL to Decatur 158.01 miles (254 km)

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Driving distance from Springfield, IL to Decatur 38.93 miles (63 km)

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Driving distance from York, IL to Decatur 115.31 miles (186 km)

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Driving distance from Arlington Heights, IL to Decatur 188.84 miles (304 km)

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Driving distance from Aurora, IL to Decatur 156.77 miles (252 km)

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Driving distance from Berwyn, IL to Decatur 175.74 miles (283 km)

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Driving distance from Bloomington, IL to Decatur 46.13 miles (74 km)

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Driving distance from Champaign, IL to Decatur 48.67 miles (78 km)

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Driving distance from Chicago, IL to Decatur 179.96 miles (290 km)

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Driving distance from Cicero, IL to Decatur 176.74 miles (284 km)

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Driving distance from Des Plaines, IL to Decatur 186.56 miles (300 km)

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Driving distance from Elgin, IL to Decatur 215.33 miles (347 km)

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