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      Data: MIT Election Lab, VEST, Census Bureau
      Home/Elections/1980/US House/Colorado/CO-01
      1980·US House·Colorado·District profile →

      Colorado District 1 US House

      Winner
      DEM
      Pat Schroeder
      59.8%107,364 votes
      Runner-up
      REP
      Naomi Bradford
      37.8%67,804 votes
      Margin
      D+22.0
      179,622 total votes
      4 candidates179,622 total votes
      CandidatePartyVotes ▼%Vote Share
      Pat SchroederDEM✓
      		DEM107,36459.8%
      Naomi BradfordREP
      		REP67,80437.8%
      John MasonLIB
      		LIB3,8882.2%
      Harold SudmeyerOTH
      		OTH5660.3%

      Presidential Vote by District

      5 elections · 2008–2024 · 118th Congress boundaries
      Latest (2024)D+56.0
      Shift vs 2020↓ R+5.3
      R+60R+30EvenD+30D+6020082012201620202024
      YearDem %Rep %MarginTurnout
      202476.6%20.6%D+56.0366,354
      202079.5%18.2%D+61.3397,310
      201673.6%18.9%D+54.7334,973
      201275.2%24.8%D+50.4296,253
      200875.3%23.1%D+52.2274,165

      Seat History

      US House in Colorado

      2024
      Diana DegetteDEM
      D+55.0
      2022
      Diana DegetteDEM
      D+62.8
      Redistricted
      2020
      Diana DegetteDEM
      D+50.1
      2018
      Diana DegetteDEM
      D+50.8
      2016
      Diana DegetteDEM
      D+40.2
      2014
      Diana DegetteDEM
      D+36.8
      2012
      Diana DegetteDEM
      D+41.5
      Redistricted
      2010
      Diana DegetteDEM
      D+38.7
      2008
      Diana DegetteDEM
      D+48.2
      2006
      Diana DegetteDEM
      D+79.8
      2004
      Diana DegetteDEM
      D+49.1
      2002
      Diana DegetteDEM
      D+36.7
      Redistricted
      2000
      Diana DegetteDEM
      D+41.4
      1998
      Diana DegetteDEM
      D+36.8
      1996
      Diana DegetteDEM
      D+16.7
      View all US House history for Colorado →

      Candidates

      Pat SchroederDEM
      Record2W-0L
      Avg Margin---
      Career1978-1980
      US House
      Full profile →
      Harold SudmeyerOTH
      Record0W-1L
      Avg Margin---
      Career1980-1980
      US House
      Full profile →
      John MasonREP
      Record0W-3L
      Avg MarginD+8.1
      Career1978-2005
      State House / US House
      Full profile →
      Naomi BradfordREP
      Record0W-1L
      Avg Margin---
      Career1980-1980
      US House
      Full profile →

      Also in Colorado, 1980

      President1 contest →US Senate1 contest →
      ← All 1980 US House races1980 overviewColorado profileAll elections