How far is Colchester, IL from Rockford, IL?
Distance by Flight
Shortest distance between Colchester and Rockford is 154.94 miles (249.35 km).
Flight distance from Colchester, IL to Rockford, IL is 154.94 miles. Estimated flight time is 00 hours 25 minutes.
It takes 00 hours 22 minutes to travel from Colchester to Rockford with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Colchester, Illinois to Rockford, Illinois is: 208.57 miles (335.66 km) by car.
Driving from Colchester to Rockford will take approximately 03 hours 19 minutes.
#1 Colchester
City in McDonough County, Illinois, United States
| Population | 1273 |
|---|---|
| GPS Coordinates | 40°25'35"N 90°47'33"W |
| Latitude | 40.4264300 |
| Longitude | -90.7926300 |
| Altitude | 211 |
| Country | United States |
#2 Rockford
The second most populous city in Illinois. It is located in the northwestern part of the state. Rockford is known for its many manufacturing companies, its many parks and green spaces, and its many attractions, such as the Rockford Art Museum and the Burpee Museum of Natural History.
| Population | 144835 |
|---|---|
| GPS Coordinates | 42°16'16"N 89°5'38"W |
| Latitude | 42.2711300 |
| Longitude | -89.0940000 |
| Altitude | 218 |
| Country | United States |
Ending point in Rockford: West State Street (-89.094046,42.271066)
Estimated Travel Time Between Colchester and Rockford
The distance between Colchester and Rockford is 336 km if you choose to drive by road. You can go 03 hours 43 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 Colchester and Rockford. The current time is 04:00:19.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 06 hours 56 minutes |
| 40 mph (64.37 km/h) | 05 hours 12 minutes |
| 50 mph (80.47 km/h) | 04 hours 10 minutes |
| 60 mph (96.56 km/h) | 03 hours 28 minutes |
| 70 mph (112.65 km/h) | 02 hours 58 minutes |
| 75 mph (120.7 km/h) | 02 hours 46 minutes |
| 80 mph (128.75 km/h) | 02 hours 36 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 27.86 liters (7.36 gallon) of gas to cover the route between Colchester and Rockford.
The estimated cost of gas to go from Colchester to Rockford is $26.55 (diesel $31.65).
Illinois gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.61 | $4.11 | $4.55 | $4.3 |
| Total | $26.55 | $30.26 | $33.49 | $31.65 |
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 25, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Colchester and Rockford (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
