How far is DeKalb, IL from Decatur, IL?
Distance by Flight
Shortest distance between DeKalb and Decatur is 144.74 miles (232.94 km).
Flight distance from DeKalb, IL to Decatur, IL is 144.74 miles. Estimated flight time is 00 hours 20 minutes.
It takes 00 hours 18 minutes to travel from DeKalb to Decatur with an airplane (average speed of 550 miles).
Driving distance
The driving distance from DeKalb, Illinois to Decatur, Illinois is: 165.75 miles (266.76 km) by car.
Driving from DeKalb to Decatur will take approximately 02 hours 42 minutes.
#1 DeKalb
The county seat of DeKalb County, Illinois. It is located in the northern part of the state. DeKalb is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the DeKalb Historical Society and the Northern Illinois University campus.
| Population | 42621 |
|---|---|
| GPS Coordinates | 41°55'46"N 88°45'1"W |
| Latitude | 41.9294700 |
| Longitude | -88.7503600 |
| Altitude | 268 |
| Country | United States |
#2 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 |
Ending point in Decatur: East Wood Street (-88.954801,39.840341)
Estimated Travel Time Between DeKalb and Decatur
The distance between DeKalb and Decatur is 267 km if you choose to drive by road. You can go 02 hours 57 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 DeKalb and Decatur. The current time is 23:36:48.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 05 hours 31 minutes |
| 40 mph (64.37 km/h) | 04 hours 08 minutes |
| 50 mph (80.47 km/h) | 03 hours 18 minutes |
| 60 mph (96.56 km/h) | 02 hours 45 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 22.14 liters (5.85 gallon) of gas to cover the route between DeKalb and Decatur.
The estimated cost of gas to go from DeKalb to Decatur is $21.1 (diesel $25.15).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $21.1 | $24.05 | $26.62 | $25.15 |
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 21, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between DeKalb and Decatur (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
