Lupe
Castillo
Republican Lupe Castillo runs for Illinois' 4th Congressional District in 2026 to succeed Rep. Jesús "Chuy" García
- sources
- 6
- positions
- 10
- endorsements
- 1
Background
Lupe Castillo is a Republican candidate running in the November 2026 general election for Illinois' 4th Congressional District, seeking to fill the open seat left by U.S. Rep. Jesús "Chuy" García, who is not seeking re-election. 4614 She serves as the 22nd Ward Republican committeewoman in Chicago, a party position. 46 Castillo previously ran for the same seat in 2024, losing to García. 6
According to a 2026 profile, Castillo has approximately 23 years of experience as a senior pharmacy technician, 20 years in the food industry, and five years in retail. She earned an associate degree in culinary arts from Washburne Community Trade School in 2000. 4 Her campaign states she has been a resident of Illinois' 4th District for 43 years. 2
Castillo's campaign focuses on issues outlined on her campaign website at castillolupe.com. The Chicago Tribune editorial board noted the competitive multi-candidate race in IL-04 for 2026. 1617
At a glance
- Party
- Republican
- Running for
- U.S. House · District 4, Illinois
- Election
- Nov 3, 2026
- Current office
- 22nd Ward Republican Committeewoman, Chicago
- Website
- castillolupe.com(opens in a new tab)
Where they stand
Each position links to the page it was drawn from. Quotes are verbatim.
Timeline
- Oct 12newsCastillo confirmed as Republican candidate in IL-4 general election on November 3
As of October 12, 2026, Castillo is confirmed as the Republican candidate in the November 3 general election for Illinois' 4th Congressional District, running against Democrat Patty García, independent Chris Getty, and Working Class Party candidate Ed Hershey. She serves as the 22nd Ward Republican committeewoman. No endorsements or polls of the race were reported in the sources reviewed.
Candidates for 4th, 8th Illinois congressional districts make ... · Oct 11, 2026 (opens in a new tab) - Oct 11newsCastillo outlines economic, education, and foreign policy positions in CBS Chicago report
In a CBS Chicago report, Castillo said her first priority was restoring the district's past prosperity, pledged to work with banks to ease business creation, and highlighted disparities in school funding between the North Side and West/Southwest Side. She also expressed support for enforcement crackdowns including Operation Midway Blitz and described Iran as hostile.
Candidates for 4th, 8th Illinois congressional districts make ... · Oct 11, 2026 (opens in a new tab) - Sep 29newsChicago Tribune characterizes Castillo's campaign fundraising as 'flaccid'; no dollar totals given
In its debate coverage, the Chicago Tribune described Castillo's campaign fundraising as 'flaccid' but provided no specific dollar amounts. A separate campaign-finance tracker listed no FEC reports on file for Castillo as of its October 12 update.
Illinois 4th District race: Rivals hit Patty García over ballot ... · Sep 29, 2026 (opens in a new tab) - Sep 29debateLupe Castillo participates in IL-4 debate at FOX 32, calls immigration the district's 'biggest issue'
The four IL-4 candidates debated at the FOX 32 studio, moderated by anchor Anita Blanton with no audience. Castillo said immigration was the district's biggest issue and called for controlling the number of people entering the country and following legal procedures. The Chicago Tribune reported she repeatedly asserted, without evidence, that undocumented immigrants receive major government benefits, and that she accused opponent Chris Getty of stealing her campaign signs.
Illinois 4th District race: Rivals hit Patty García over ballot ... · Sep 29, 2026 (opens in a new tab)
Endorsements
- Chicago Flips Red organizationListed in the endorsement section of iVoterGuide's Castillo profile; no date or further details provided. Campaign website does not name endorsers. ivoterguide.com
Campaign finance
Totals filed with the Federal Election Commission for the 2026 election cycle.
- Raised
- $0
- Spent
- $0
- Cash on hand
- $0
Reporting date not available. ↳ FEC record H4IL04117(opens in a new tab)
Sources 6
- [1] Candidates for 4th, 8th Illinois congressional districts make ...(opens in a new tab) Oct 11, 2026
- [2] Lupe Castillo(opens in a new tab) Oct 9, 2026
- [3] Lupe Castillo - Candidate Profile(opens in a new tab) Sep 30, 2026
- [4] Illinois 4th District race: Rivals hit Patty García over ballot ...(opens in a new tab) Sep 29, 2026
- [5] Home - Lupe Castillo for Congress(opens in a new tab) Sep 8, 2025
- [6] Lupe Castillo, Illinois 4th Congressional District - Chicago Sun-Times(opens in a new tab) Oct 21, 2024