Elections Intelligence
PROFILES / U.S. HOUSE / ILLINOIS

Lupe Castillo

Republican · House challenger
CHALLENGER ON THE 2026 BALLOT LIKELY D — AGAINST THE CANDIDATE KALSHI · · CHECKED Aug 27
THE 2026 RACE · ILLINOIS 4TH DISTRICTFull race page →
OPPONENTPatty Garcia (D)Challenger
FTP RACE SIGNALLikely DAI-enabled synthesis of attributed evidence · not a publisher rating
KALSHI · Aug 27GARCIA 99.9¢ · CASTILLO 6¢ · MACÍAS 4¢
LATEST POLLD+19<a class="e-poll-source" href="https://independentcentervoice.com/insights/july-2026-district-survey-illinoiss-4th-congressional-district" target="_blank" rel="noopener noreferrer">The Bullfinch Group ↗</a> (C-) 08-09 · n=653
BALLOT & DATES
Primary03-17 · HELD
GeneralNov 3, 2026
D settled · R settled
COMPARE V GARCIA ⇄