DeKalb County

DeKalb County is an administrative region in northern Illinois characterized by extensive agricultural land and farming operations. Sycamore serves as the county seat and is positioned west of Chicago.

The region was established as an independent county in 1837 and named after a German military leader from the American Revolutionary War. This founding shaped its development into a primarily rural and agricultural area.

Northern Illinois University and Kishwaukee College shape the region's educational life through their institutions and programs. The Sandwich Fairgrounds hosts annual agricultural events that reflect the area's farming traditions and community identity.

Visitors can find local services and county offices in Sycamore for administrative needs and information. The terrain is flat and easy to navigate, with most locations accessible by car.

An agricultural fair was established here in 1852, making the area a hub for farming innovation and rural development. This heritage continues to define the region's role in agricultural advancement.

Location: Illinois

Inception: March 4, 1837

Capital city: Sycamore

Shares border with: Winnebago County, LaSalle County, Boone County, McHenry County, Kane County, Kendall County, Lee County, Ogle County

Website: http://dekalbcounty.org

GPS coordinates: 41.89000,-88.77000

Latest update: December 20, 2025 11:58