Elgin Township is located in Kane County, Illinois. It is divided by the Fox River. As of the 2010 census, its population was 100,922 and it contained 35,690 housing units. Geography According to the 2010 census, the township has a total area of , of which (or 98.04%) is land and (or 1.96%) is water. Most of the township is incorporated in the City of Elgin. Township offices are located at 729 S. McLean Blvd Suite 200, Elgin, IL. Demographics References External links Official Website Townships in Kane County, Illinois Townships in Illinois