How far is Prospect Heights, IL from Decatur, IL?
Distance by Flight
Shortest distance between Prospect Heights and Decatur is 164.59 miles (264.88 km).
Flight distance from Prospect Heights, IL to Decatur, IL is 164.59 miles. Estimated flight time is 00 hours 23 minutes.
It takes 00 hours 20 minutes to travel from Prospect Heights to Decatur with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Prospect Heights, Illinois to Decatur, Illinois is: 191.88 miles (308.8 km) by car.
Driving from Prospect Heights to Decatur will take approximately 03 hours 12 minutes.
#1 Prospect Heights
City in Cook County, Illinois, United States
| Population | 15702 |
|---|---|
| GPS Coordinates | 42°5'43"N 87°56'15"W |
| Latitude | 42.0953000 |
| Longitude | -87.9375700 |
| Altitude | 204 |
| 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 Prospect Heights and Decatur
The distance between Prospect Heights and Decatur is 309 km if you choose to drive by road. You can go 03 hours 25 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 Prospect Heights and Decatur. The current time is 23:14:40.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 06 hours 23 minutes |
| 40 mph (64.37 km/h) | 04 hours 47 minutes |
| 50 mph (80.47 km/h) | 03 hours 50 minutes |
| 60 mph (96.56 km/h) | 03 hours 11 minutes |
| 70 mph (112.65 km/h) | 02 hours 44 minutes |
| 75 mph (120.7 km/h) | 02 hours 33 minutes |
| 80 mph (128.75 km/h) | 02 hours 23 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 25.63 liters (6.77 gallon) of gas to cover the route between Prospect Heights and Decatur.
The estimated cost of gas to go from Prospect Heights to Decatur is $24.42 (diesel $29.11).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $24.42 | $27.84 | $30.81 | $29.11 |
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 May 02, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Prospect Heights and Decatur (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
