Basic information about the Piatt County
The Piatt County is located in the state of Illinois. This county occupies 440 square miles, with 1 square miles being water areas. There are 16.729 inhabitants living in the county according to the 2010 Census. As for the racial makeup of Piatt County citizens, the 3 largest groups are White (97.99%), followed by Two or More races (0.94%) and Black or African American (0.35%). There are 6.782 households in the county, while 71,11% of them are family households and 28,89% represent non family households. There are 11 cities and towns in Piatt County. The most populated city is Monticello city and the smallest town or village is LaPlace CDP.