Distance from Rock Island to Decatur

Distance between Rock Island and Decatur is 231 kilometers (143 miles).
Driving distance from Rock Island to Decatur is 297 kilometers (185 miles).

231 km

143 miles

297 km

185 miles

Distance Map Between Rock Island and Decatur

Rock Island, Springfield, United States ↔ Decatur, Springfield, United States = 143 miles = 231 km.

How far is it between Rock Island and Decatur

Rock Island is located in United States with (41.5095,-90.5788) coordinates and Decatur is located in United States with (39.8403,-88.9548) coordinates. The calculated flying distance from Rock Island to Decatur is equal to 143 miles which is equal to 231 km.

If you want to go by car, the driving distance between Rock Island and Decatur is 297.07 km. If you ride your car with an average speed of 112 kilometers/hour (70 miles/h), travel time will be 02 hours 39 minutes. Please check the avg. speed travel time table on the right for various options.
Difference between fly and go by a car is 66 km.

City/Place	Latitude and Longitude	GPS Coordinates
Rock Island	41.5095, -90.5788	41° 30´ 34.1280'' N 90° 34´ 43.5000'' W
Decatur	39.8403, -88.9548	39° 50´ 25.1160'' N 88° 57´ 17.2800'' W

Estimated Travel Time Between Rock Island and Decatur

Average Speed	Travel Time
30 mph (48 km/h)	06 hours 11 minutes
40 mph (64 km/h)	04 hours 38 minutes
50 mph (80 km/h)	03 hours 42 minutes
60 mph (97 km/h)	03 hours 03 minutes
70 mph (112 km/h)	02 hours 39 minutes
75 mph (120 km/h)	02 hours 28 minutes

Rock Island, Springfield, United States

Related Distances from Rock Island

Cities	Distance
Rock Island to East Saint Louis	427 km
Rock Island to Belleville 2	428 km
Rock Island to North Chicago	309 km
Rock Island to Crystal Lake	246 km
Rock Island to Jacksonville 4	236 km

Decatur, Springfield, United States

Related Distances to Decatur

Cities	Distance
Dekalb to Decatur	266 km
Grayslake to Decatur	345 km
Urbana to Decatur	87 km
North Decatur to Decatur 3	2 km
Glendale Heights to Decatur	281 km