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Main Office: 847-223-2847
Assessor: 847-223-2846
Highway Dept.: 847-223-2848

Facts & Stats

Township Area

35.80 square miles

22,909.92 acres

Incorporated = 43.04%

Unincorporated = 56.96 %

Forest Preserves = 17.87%

Water = 4.69%

Township Lakes

Countryside Lake

Davis Lake

Diamond Lake

Lake Fairfield

Loch Lomond

Schreiber Lake

Sylvan Lake

Population (2010 Census)

Total Population = 32,326

Under 5 years old = 2,179

5 – 17 years old = 6,404

18 – 64 years old = 19.244

Over 65 years old = 4,499

Population Growth

1950 = 3,046

1960 = 8,303

1970 = 12,186

1980 = 12,234

1990 = 14,280

2000 = 23,955

2010 = 32,326

Villages in Township

Grayslake (southern portion)

Hawthorn Woods (southern portion)

Ivanhoe

Libertyville (western portion)

Long Grove (northwestern portion)

Mundelein (western portion)

North Barrington (southwest edge)

Round Lake (southern portion)

Round Lake Park (southern portion)

Wauconda (eastern portion)