How far is Naperville, IL from Decatur, IL?
Distance by Flight
Shortest distance between Naperville and Decatur is 140.9 miles (226.75 km).
Flight distance from Naperville, IL to Decatur, IL is 140.9 miles. Estimated flight time is 00 hours 20 minutes.
It takes 00 hours 18 minutes to travel from Naperville to Decatur with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Naperville, Illinois to Decatur, Illinois is: 169.31 miles (272.48 km) by car.
Driving from Naperville to Decatur will take approximately 02 hours 50 minutes.
#1 Naperville
The second most populous city in Illinois. It is located in the western suburbs of Chicago. Naperville is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Naper Settlement and the Naperville Heritage Museum.
| Population | 147986 |
|---|---|
| GPS Coordinates | 41°47'9"N 88°8'50"W |
| Latitude | 41.7858600 |
| Longitude | -88.1472900 |
| Altitude | 216 |
| 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 Naperville and Decatur
The distance between Naperville and Decatur is 272 km if you choose to drive by road. You can go 03 hours 01 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 Naperville and Decatur. The current time is 02:47:10.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 05 hours 38 minutes |
| 40 mph (64.37 km/h) | 04 hours 13 minutes |
| 50 mph (80.47 km/h) | 03 hours 23 minutes |
| 60 mph (96.56 km/h) | 02 hours 49 minutes |
| 70 mph (112.65 km/h) | 02 hours 25 minutes |
| 75 mph (120.7 km/h) | 02 hours 15 minutes |
| 80 mph (128.75 km/h) | 02 hours 06 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 22.62 liters (5.97 gallon) of gas to cover the route between Naperville and Decatur.
The estimated cost of gas to go from Naperville to Decatur is $21.55 (diesel $25.69).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $21.55 | $24.57 | $27.19 | $25.69 |
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 November 25, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Naperville and Decatur (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
