Lake Villa is a village in Lake County, Illinois United States. The population was 8,741 at the 2010 census, up from 5,864 in 2000. Lake Villa lies within Lake Villa Township.
Lake Villa is located at 42°25′3″N 88°4′56″W (42.417546, -88.082360).
According to the 2010 census, Lake Villa has a total area of 6.994 square miles (18.11 km2), of which 6.19 square miles (16.03 km2) (or 88.5%) is land and 0.804 square miles (2.08 km2) (or 11.5%) is water.