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U.S. Congressional Districts

Published by Lake County Illinois GIS | Lake County, Illinois | Catalog Last Checked: May 14, 2026 at 07:22 AM | Dataset Last Updated: May 10, 2026 at 11:10 AM
Download In State Plane Projection Here. Boundaries for representatives to the U.S. House of Representatives as established by that body. Update Frequency: This dataset is updated on a weekly basis.

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