[7] The community's namesake lake is a reservoir on Cedar Creek, a south-flowing tributary of the Kankakee River and thus part of the Illinois River watershed.

At the 2000 census,[3] there were 1,285 people, 506 households and 363 families residing in the CDP.

There were 571 housing units at an average density of 402.0 per square mile (155.2/km2).

There were 506 households, of which 28.9% had children under the age of 18 living with them, 62.6% were married couples living together, 5.9% had a female householder with no husband present and 28.1% were non-families.

23.3% of all households were made up of individuals, and 8.7% had someone living alone who was 65 years of age or older.