Shortest distance between Green Rock and Rockford is 85.25 miles (137.19 km).
Flight distance from Green Rock, IL to Rockford, IL is 85.25 miles. Estimated flight time is 00 hours 13 minutes.
It takes 00 hours 12 minutes to travel from Green Rock to Rockford with an airplane (average speed of 550 miles).
The driving distance from Green Rock, Illinois to Rockford, Illinois is: 115.98 miles (186.66 km) by car.
Driving from Green Rock to Rockford will take approximately 01 hours 51 minutes.
The distance between Green Rock and Rockford is 187 km if you choose to drive by road. You can go 02 hours 04 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 Green Rock and Rockford. The current time is 22:04:34.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||03 hours 51 minutes|
|40 mph (64.37 km/h)||02 hours 53 minutes|
|50 mph (80.47 km/h)||02 hours 19 minutes|
|60 mph (96.56 km/h)||01 hours 55 minutes|
|70 mph (112.65 km/h)||01 hours 39 minutes|
|75 mph (120.7 km/h)||01 hours 32 minutes|
|80 mph (128.75 km/h)||01 hours 26 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 15.49 liters (4.09 gallon) of gas to cover the route between Green Rock and Rockford.
The estimated cost of gas to go from Green Rock to Rockford is $16.79 (diesel $19.85).
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 per gallon of daily gas for calculations is $4.102 (Diesel $4.849) /gallon. Last changed prices on June 25, 2022.
The place names are translated into coordinates to approximate the distance between Green Rock and Rockford (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.