La Prairie Township, Marshall County, Illinois
# La Prairie Township, Marshall County, Illinois

La Prairie Township is located in Marshall County, Illinois. As of the 2010 census, its population was 364 and it contained 158 housing units. La Prairie Township was originally named Fairfield Township, but changed its name in December, 1850.

## Geography

According to the 2010 census, the township has a total area of 36.01 square miles (93.3 $km^2),$ all land.

