Wauconda is a village in Lake County, Illinois, United States. Per the 2020 census, the population was 14,084. It is the site of the Wauconda Bog Nature Preserve, a National Natural Landmark. Wauconda Community Unit School District 118 serves students from Pre-K through 12th grade who live in Wauconda and surrounding communities. Fremont School District 79 also serves students from communities from northern part of Wauconda.