 fox lake hills is a census-designated place (cdp) in the grant township of lake county, illinois, united states. the population was 2,591 at the 2010 census. ==geography== fox lake hills is located at  (42.407753, -88.128516). according to the united states census bureau, the cdp has a total area of , of which,  of it is land and  of it (25.84%) is water. ==demographics== as of the census of 2000, there were 2,561 people, 893 households, and 729 families residing in the cdp. the population density was 1,928.7 people per square mile (743.5/kmÂ²). there were 925 housing units at an average density of 696.6/sq&nbsp;mi (268.5/kmÂ²). the racial makeup of the cdp was 96.25% white, 1.17% [[african american
Census-designated_places_in_Illinois Census-designated_places_in_Lake_County,_Illinois Unincorporated_communities_in_Illinois