How far is Decatur, IL from Waukegan, IL?
Distance by Flight
Shortest distance between Decatur and Waukegan is 183.67 miles (295.59 km).
Flight distance from Decatur, IL to Waukegan, IL is 183.67 miles. Estimated flight time is 00 hours 25 minutes.
It takes 00 hours 23 minutes to travel from Decatur to Waukegan with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Decatur, Illinois to Waukegan, Illinois is: 213.72 miles (343.95 km) by car.
Driving from Decatur to Waukegan will take approximately 03 hours 36 minutes.
#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 |
#2 Waukegan
The second most populous city in Lake County, Illinois. It is located on the western shore of Lake Michigan in northeastern Illinois. Waukegan is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Waukegan Public Library and the Waukegan Historical Society.
| Population | 85453 |
|---|---|
| GPS Coordinates | 42°21'49"N 87°50'41"W |
| Latitude | 42.3636300 |
| Longitude | -87.8447900 |
| Altitude | 199 |
| Country | United States |
Ending point in Waukegan: North Jackson Street (-87.844706,42.363629)
Estimated Travel Time Between Decatur and Waukegan
The distance between Decatur and Waukegan is 344 km if you choose to drive by road. You can go 03 hours 49 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 Waukegan. The current time is 00:48:54.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 07 hours 07 minutes |
| 40 mph (64.37 km/h) | 05 hours 20 minutes |
| 50 mph (80.47 km/h) | 04 hours 16 minutes |
| 60 mph (96.56 km/h) | 03 hours 33 minutes |
| 70 mph (112.65 km/h) | 03 hours 03 minutes |
| 75 mph (120.7 km/h) | 02 hours 50 minutes |
| 80 mph (128.75 km/h) | 02 hours 39 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 28.55 liters (7.54 gallon) of gas to cover the route between Decatur and Waukegan.
The estimated cost of gas to go from Decatur to Waukegan is $27.2 (diesel $32.43).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $27.2 | $31.01 | $34.32 | $32.43 |
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 December 18, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Decatur and Waukegan (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
