Big Rock is a small village in Kane County, Illinois. It is located approximately fifty miles due west of Chicago, Illinois. It is between the villages of Hinckley and Sugar Grove.
As of the 2000 census, the village had a total population of 658, although it wasn't incorporated until July 26, 2001.
Big Rock is located at 41.759308 N, 88.537617 W.
According to the 2010 census, the village has a total area of 4.33 square miles (11.2 km2), all land.
Big Rock Township is a part of the Hinckley-Big Rock CUSD 429.
Coordinates: 41°45′50″N 88°32′49″W / 41.76389°N 88.54694°W