[3] According to the 2010 census, West Peoria has a total area of 1.27 square miles (3.29 km2), all land.

[4] West Peoria is home to many geographical landmarks such as Rocky Glen, which is a series of abandoned mines.

As of the census[6] of 2000, there were 4,762 people, 1,984 households, and 1,222 families residing in the city.

There were 2,128 housing units at an average density of 1,655.1 per square mile (639.0/km2).

32.1% of all households were made up of individuals, and 12.9% had someone living alone who was 65 years of age or older.