Illinois's 10th Congressional District is located in the northeastern part of the state, encompassing areas such as Lake County and parts of Cook County. The district includes suburban communities like Highland Park, Deerfield, and Glenview, and is known for its diverse population and vibrant local economy. The district is represented in the U.S. House of Representatives and has historically leaned Democratic. It plays a significant role in regional issues, including education, healthcare, and environmental concerns, reflecting the interests of its constituents in both urban and suburban settings.