State Senate Districts

<div><b><a href='https://maps.lakecountyil.gov/gisdata/PoliticalBoundaries.zip' target='_blank' rel='nofollow ugc noopener noreferrer'>Download In State Plane Projection Here</a>. </b><br /></div><div><br /></div>Boundaries for electing senators to the Illinois Senate as established by that body.<br /><p> <br /> <b>Update Frequency:<br /> </b>This dataset is updated on a <b>weekly</b> basis.</p>