- Total Population4,630
- Male Population(55.2 %) 2,555
- Female Population(44.8 %) 2,075
- Median Age45.00
- Average Household Income$79,639
- Median Household Income$72,379
CommercialCafé is your first and only stop when it comes to commercial real estate leasings in Somonauk, IL. Search through our extensive selection of commercial properties for lease. Discover the right property from our listings by using our advanced search function, which includes search by property type, space availability, management company, lease rates, and more.