The 50th district boundaries include portions of Kane, Kendall and LaSalle Counties. The Kane portion consists of: Blackberry, Big Rock, Campton, Kaneville, Sugar Grove and Virgil townships; part of Aurora, North Aurora, Batavia and Geneva are included. The Kendall portion consists of: Big Grove, Bristol, Fox, Kendall, Little Rock, Lisbon, NaAuSay and Seward townships; part of Oswego is also included. The LaSalle portion consists of: Miller and Mission townships; and part of Northville township.