How far is McHenry, IL from Decatur, IL?
Distance by Flight
Shortest distance between McHenry and Decatur is 175.94 miles (283.14 km).
Flight distance from McHenry, IL to Decatur, IL is 175.94 miles. Estimated flight time is 00 hours 26 minutes.
It takes 00 hours 23 minutes to travel from McHenry to Decatur with an airplane (average speed of 550 miles).
Driving distance
The driving distance from McHenry, Illinois to Decatur, Illinois is: 216.85 miles (348.99 km) by car.
Driving from McHenry to Decatur will take approximately 03 hours 46 minutes.
#1 McHenry
City in Illinois
| Population | 27100 |
|---|---|
| GPS Coordinates | 42°20'0"N 88°16'0"W |
| Latitude | 42.3333500 |
| Longitude | -88.2667500 |
| Altitude | 243 |
| 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 McHenry and Decatur
The distance between McHenry and Decatur is 349 km if you choose to drive by road. You can go 03 hours 52 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 McHenry and Decatur. The current time is 06:11:34.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 07 hours 13 minutes |
| 40 mph (64.37 km/h) | 05 hours 25 minutes |
| 50 mph (80.47 km/h) | 04 hours 20 minutes |
| 60 mph (96.56 km/h) | 03 hours 36 minutes |
| 70 mph (112.65 km/h) | 03 hours 05 minutes |
| 75 mph (120.7 km/h) | 02 hours 53 minutes |
| 80 mph (128.75 km/h) | 02 hours 42 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 28.97 liters (7.65 gallon) of gas to cover the route between McHenry and Decatur.
The estimated cost of gas to go from McHenry to Decatur is $27.6 (diesel $32.9).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $27.6 | $31.47 | $34.82 | $32.9 |
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 April 26, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between McHenry and Decatur (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
