 mark is a village in putnam county, illinois, united states. the population was 555 at the 2010 census, up from 491 at the 2000 census. it is part of the ottawa-streator micropolitan statistical area. ==geography== mark is located at . according to the 2010 census, the village has a total area of , all land. ==demographics== as of the census{{cite web|url=http://fact
OttawaaPeru,_IL_Micropolitan_Statistical_Area Villages_in_Putnam_County,_Illinois