ZIP Code 60552
About Somonauk
Somonauk is a village in DeKalb and LaSalle Counties in the U.S. state of Illinois. The population was 1,786 at the 2020 Census, down from 1,893 at the 2010 Census.
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Area Profile
US Census (ACS 5-year · Gazetteer)
4,589
population
$122,375
median household income
172
people / sq mi
$245,300
median home value
$1,306
median gross rent
48.5
median age
1,999
housing units
1,864
households
26.6
land area (sq mi)