How far is Round Lake Beach from Decatur?

Distance by Flight

Shortest distance between Round Lake Beach and Decatur is 180.6 miles (290.65 km).

Flight distance from Round Lake Beach, IL to Decatur, IL is 180.6 miles. Estimated flight time is 00 hours 25 minutes.

It takes 00 hours 23 minutes to travel from Round Lake Beach to Decatur with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Round Lake Beach, Illinois to Decatur, Illinois is: 211.29 miles (340.04 km) by car.

Driving from Round Lake Beach to Decatur will take approximately 03 hours 43 minutes.

Decatur image
#1 Round Lake Beach

City in Illinois, United States of America

Population 26919
GPS Coordinates 42°22'18"N 88°5'24"W
Latitude 42.3716900
Longitude -88.0900800
Altitude 233
Country United States
Decatur image
#2 Decatur

City in Macon County, Illinois, United States

Population 70007
GPS Coordinates 39°50'25"N 88°57'17"W
Latitude 39.8403100
Longitude -88.9548000
Altitude 205
Country United States

Estimated Travel Time Between Round Lake Beach and Decatur

The distance between Round Lake Beach and Decatur is 340 km if you choose to drive by road. You can go 03 hours 46 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 Round Lake Beach and Decatur. The current time is 03:26:14.

Average Speed Travel Time
30 mph (48.3 km/h) 07 hours 02 minutes
40 mph (64.37 km/h) 05 hours 16 minutes
50 mph (80.47 km/h) 04 hours 13 minutes
60 mph (96.56 km/h) 03 hours 31 minutes
70 mph (112.65 km/h) 03 hours 01 minutes
75 mph (120.7 km/h) 02 hours 49 minutes
80 mph (128.75 km/h) 02 hours 38 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 28.22 liters (7.46 gallon) of gas to cover the route between Round Lake Beach and Decatur.
The estimated cost of gas to go from Round Lake Beach to Decatur is $30.58 (diesel $36.15).

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 July 03, 2022.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between Round Lake Beach and Decatur (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.

Distance to Other Cities

Decatur image
Decatur image

Driving distance from Bremen, IL to Round Lake Beach 365.01 miles (587 km)

Decatur image

Driving distance from Quincy, IL to Round Lake Beach 323.67 miles (521 km)

Decatur image
Decatur image

Driving distance from York, IL to Round Lake Beach 286.48 miles (461 km)

Decatur image
Decatur image

Driving distance from Aurora, IL to Round Lake Beach 72.97 miles (117 km)

Decatur image

Driving distance from Berwyn, IL to Round Lake Beach 54.89 miles (88 km)

Decatur image
Decatur image
Decatur image

Driving distance from Champaign, IL to Round Lake Beach 186.52 miles (300 km)

Decatur image

Driving distance from Chicago, IL to Round Lake Beach 53.41 miles (86 km)

Gas Cost Calculator

Find hotel in