How far is Decatur, IL from Naperville, IL?
Distance by Flight
Shortest distance between Decatur and Naperville is 140.9 miles (226.75 km).
Flight distance from Decatur, IL to Naperville, IL is 140.9 miles. Estimated flight time is 00 hours 20 minutes.
It takes 00 hours 18 minutes to travel from Decatur to Naperville with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Decatur, Illinois to Naperville, Illinois is: 170.08 miles (273.71 km) by car.
Driving from Decatur to Naperville will take approximately 02 hours 47 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 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 |
Ending point in Naperville: North Washington Street (-88.147302,41.785837)
Estimated Travel Time Between Decatur and Naperville
The distance between Decatur and Naperville is 274 km if you choose to drive by road. You can go 03 hours 02 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 Naperville. The current time is 00:38:44.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 05 hours 40 minutes |
| 40 mph (64.37 km/h) | 04 hours 15 minutes |
| 50 mph (80.47 km/h) | 03 hours 24 minutes |
| 60 mph (96.56 km/h) | 02 hours 50 minutes |
| 70 mph (112.65 km/h) | 02 hours 25 minutes |
| 75 mph (120.7 km/h) | 02 hours 16 minutes |
| 80 mph (128.75 km/h) | 02 hours 07 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 22.72 liters (6 gallon) of gas to cover the route between Decatur and Naperville.
The estimated cost of gas to go from Decatur to Naperville is $21.65 (diesel $25.81).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $21.65 | $24.68 | $27.31 | $25.81 |
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 Naperville (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
