Akashic EdgeAKASHIC EDGE
ElectionsCandidates
HistorianCartographer2026 ForecastArticlesAPIPricing

Latest Articles

    View all articles →

    Browse by Category

      Data Tools

      • Elections
      • Candidates
      • The Historian
      • The Cartographer
      • American Nations
      • States & Counties
      • Congressional Districts

      About

      Akashic HQ provides deep political data analysis covering 165 years of U.S. elections.

      • Data Sources & Methodology
      • Pricing
      • API Documentation
      • Contact

      © 2026 Akashic HQ. All rights reserved.

      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/2020/US House/Illinois/IL-18
      2020·US House·Illinois·District profile →

      Illinois District 18 US House

      Winner
      REP
      Darin Lahood
      70.4%261,840 votes
      Runner-up
      DEM
      George Petrilli
      29.6%110,039 votes
      Margin
      R+40.8
      371,879 total votes
      2 candidates371,879 total votes
      CandidatePartyVotes ▼%Vote Share
      Darin LahoodREP✓
      		REP261,84070.4%
      George PetrilliDEM
      		DEM110,03929.6%

      Seat History

      US House in Illinois

      2018
      Darin LahoodREP
      R+34.5
      2016
      Darin LahoodREP
      R+44.3
      2014
      Aaron SchockREP
      R+49.4
      2012
      Aaron SchockREP
      R+48.3
      Redistricted
      2010
      Aaron SchockREP
      R+43.3
      2008
      Aaron SchockREP
      R+20.9
      2006
      Ray LahoodREP
      R+34.5
      2004
      Ray LahoodREP
      R+40.5
      2002
      Ray LahoodREP
      R+100.0
      Redistricted
      2000
      Ray LahoodREP
      R+34.1
      1998
      Ray LahoodREP
      R+100.0
      1996
      Ray LahoodREP
      R+18.5
      1994
      Ray LahoodREP
      R+20.8
      1992
      Robert H MichelREP
      R+15.5
      View all US House history for Illinois →

      Candidates

      Darin LahoodREP
      Record6W-0L
      Avg MarginR+100.0
      Career2012-2024
      US House / State Senate
      Full profile →
      George PetrilliDEM
      Record0W-1L
      Avg Margin---
      Career2020-2020
      US House
      Full profile →

      Also in Illinois, 2020

      President1 contest →US Senate1 contest →
      ← All 2020 US House races2020 overviewIllinois profileAll elections