Illinois State House District 107
Tue, Nov 3 · Represented by Brad Halbrook Republican · Member list as of Oct 28
Brad HalbrookRepublican · Incumbent4 years since first win
One candidate on the printed ballot.
- Last election
- Brad Halbrook (Republican) was unopposed, 2024
- Earlier results
- Brad Halbrook (Republican) was unopposed, 2022Blaine Wilhour (Republican) won by 51.8 points, 2020, older linesAll 22 elections
Past results
- Votes for listed candidates
- 45,819
- Election day
- November 5, 2024
- District map
- Same as today
Illinois House of Representatives District 107, 1982 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanBrad HalbrookWon Republican 45,819100.0% - Votes for listed candidates
- 38,294
- Election day
- November 8, 2022
- District map
- Same as today
Illinois House of Representatives District 107, 1982 to 2024, 2022, every candidate Candidate Party Votes and share Share RepublicanBrad HalbrookWon(incumbent) Republican 38,294100.0% - Votes for listed candidates
- 50,584
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
Illinois House of Representatives District 107, 1982 to 2024, 2020, every candidate Candidate Party Votes and share Share RepublicanBlaine WilhourWon(incumbent) Republican 38,39775.9% DemocraticDavid J. Seiler Democratic 12,18724.1% - Votes for listed candidates
- 38,891
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Illinois House of Representatives District 107, 1982 to 2024, 2018, every candidate Candidate Party Votes and share Share RepublicanBlaine WilhourWon Republican 27,11269.7% DemocraticDavid J. Seiler Democratic 11,77930.3%
- 2024: MEDSL 2024 official precinct returns (individual_states zips), retrieved Oct 28, 2026. Compiled by MIT Election Data and Science Lab (MEDSL) from official returns; not an official source
- 1982 to 2022: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), retrieved Oct 28, 2026. Compiled by Carl Klarner (Harvard Dataverse) from official returns; not an official source
Last contest in this district on file: 2024.
All elections (22 for this seat)
- Votes for listed candidates
- 45,819
- Election day
- November 5, 2024
- District map
- Same as today
Illinois House of Representatives District 107, 1982 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanBrad HalbrookWon Republican 45,819100.0% - Votes for listed candidates
- 38,294
- Election day
- November 8, 2022
- District map
- Same as today
Illinois House of Representatives District 107, 1982 to 2024, 2022, every candidate Candidate Party Votes and share Share RepublicanBrad HalbrookWon(incumbent) Republican 38,294100.0% - Votes for listed candidates
- 50,584
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
Illinois House of Representatives District 107, 1982 to 2024, 2020, every candidate Candidate Party Votes and share Share RepublicanBlaine WilhourWon(incumbent) Republican 38,39775.9% DemocraticDavid J. Seiler Democratic 12,18724.1% - Votes for listed candidates
- 38,891
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Illinois House of Representatives District 107, 1982 to 2024, 2018, every candidate Candidate Party Votes and share Share RepublicanBlaine WilhourWon Republican 27,11269.7% DemocraticDavid J. Seiler Democratic 11,77930.3% - Votes for listed candidates
- 41,739
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
Illinois House of Representatives District 107, 1982 to 2024, 2016, every candidate Candidate Party Votes and share Share RepublicanJohn CavalettoWon(incumbent) Republican 41,739100.0% - Votes for listed candidates
- 33,320
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
Illinois House of Representatives District 107, 1982 to 2024, 2014, every candidate Candidate Party Votes and share Share RepublicanJohn CavalettoWon(incumbent) Republican 23,30870.0% DemocraticJosh Berger Democratic 10,01230.1% - Votes for listed candidates
- 38,159
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
Illinois House of Representatives District 107, 1982 to 2024, 2012, every candidate Candidate Party Votes and share Share RepublicanJohn CavalettoWon(incumbent) Republican 38,159100.0% - Votes for listed candidates
- 31,636
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
Illinois House of Representatives District 107, 1982 to 2024, 2010, every candidate Candidate Party Votes and share Share RepublicanJohn CavalettoWon(incumbent) Republican 22,59071.4% DemocraticJoshua Qualls Democratic 9,04628.6% - Votes for listed candidates
- 44,430
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
Illinois House of Representatives District 107, 1982 to 2024, 2008, every candidate Candidate Party Votes and share Share RepublicanJohn CavalettoWon Republican 23,94253.9% DemocraticPatti J. Hahn Democratic 20,48846.1% - Votes for listed candidates
- 33,140
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
Illinois House of Representatives District 107, 1982 to 2024, 2006, every candidate Candidate Party Votes and share Share DemocraticKurt M. GranbergWon(incumbent) Democratic 16,63350.2% RepublicanJohn Cavaletto Republican 16,50749.8% - Votes for listed candidates
- 42,386
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
Illinois House of Representatives District 107, 1982 to 2024, 2004, every candidate Candidate Party Votes and share Share DemocraticKurt M. GranbergWon(incumbent) Democratic 28,82468.0% RepublicanWayne Steevens Republican 13,56232.0% - Votes for listed candidates
- 33,684
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Illinois House of Representatives District 107, 1982 to 2024, 2002, every candidate Candidate Party Votes and share Share DemocraticKurt M. GranbergWon(incumbent) Democratic 18,41254.7% RepublicanJohn Cavaletto Republican 15,27245.3% - Votes for listed candidates
- 40,628
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
Illinois House of Representatives District 107, 1982 to 2024, 2000, every candidate Candidate Party Votes and share Share RepublicanJohn O. JonesWon(incumbent) Republican 30,20674.3% DemocraticBen Klebba Democratic 10,42225.6% - Votes for listed candidates
- 36,490
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
Illinois House of Representatives District 107, 1982 to 2024, 1998, every candidate Candidate Party Votes and share Share RepublicanJohn O. JonesWon(incumbent) Republican 19,60753.7% DemocraticGreg Backes Democratic 16,88346.3% - Votes for listed candidates
- 40,940
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
Illinois House of Representatives District 107, 1982 to 2024, 1996, every candidate Candidate Party Votes and share Share RepublicanJohn O. JonesWon(incumbent) Republican 21,78553.2% DemocraticJoe Bob Pierce Democratic 19,15546.8% - Votes for listed candidates
- 33,518
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
Illinois House of Representatives District 107, 1982 to 2024, 1994, every candidate Candidate Party Votes and share Share RepublicanJohn O. JonesWon Republican 17,14151.1% DemocraticLarry W. Hicks(incumbent) Democratic 16,37748.9% - Votes for listed candidates
- 46,088
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
Illinois House of Representatives District 107, 1982 to 2024, 1992, every candidate Candidate Party Votes and share Share DemocraticLarry W. HicksWon(incumbent) Democratic 23,72151.5% RepublicanJohn O. Jones Republican 22,36748.5% - Votes for listed candidates
- 35,536
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1991)
Illinois House of Representatives District 107, 1982 to 2024, 1990, every candidate Candidate Party Votes and share Share DemocraticCharles A. HartkeWon(incumbent) Democratic 25,68872.3% RepublicanJames A. Wagner Republican 9,84827.7% - Votes for listed candidates
- 39,731
- Election day
- November 8, 1988
- District map
- Older district map (1982 to 1991)
Illinois House of Representatives District 107, 1982 to 2024, 1988, every candidate Candidate Party Votes and share Share DemocraticCharles A. HartkeWon(incumbent) Democratic 27,27568.7% RepublicanJames A. Wagner Republican 12,45631.4% - Votes for listed candidates
- 35,475
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
Illinois House of Representatives District 107, 1982 to 2024, 1986, every candidate Candidate Party Votes and share Share DemocraticCharles A. HartkeWon Democratic 23,95267.5% RepublicanGerald C. Harper Republican 11,52332.5% - Votes for listed candidates
- 28,864
- Election day
- November 6, 1984
- District map
- Older district map (1982 to 1991)
Illinois House of Representatives District 107, 1982 to 2024, 1984, every candidate Candidate Party Votes and share Share DemocraticRichard H. BrummerWon(incumbent) Democratic 28,864100.0% - Votes for listed candidates
- 35,421
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
Illinois House of Representatives District 107, 1982 to 2024, 1982, every candidate Candidate Party Votes and share Share DemocraticRichard H. BrummerWon(incumbent) Democratic 19,35854.6% RepublicanGlen L. Bower(incumbent) Republican 16,06345.4%
- 2024: MEDSL 2024 official precinct returns (individual_states zips), retrieved Oct 28, 2026. Compiled by MIT Election Data and Science Lab (MEDSL) from official returns; not an official source
More about this race
Uncontested
One candidate on the printed ballot.
Party nominees only, not the certified ballot.
Source: elections.il.gov, dated Oct 28
District map
Select a shape for details. Arrow keys move between shapes.
- Democratic
- Republican
- Independent
- Nonpartisan
- More than one party
- No member listed
Map settings
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Cite this page
Election Wrld. (2026). Illinois State House District 107, election results 1982 to 2024. https://www.electionwrld.com/il/house/107. Retrieved October 31, 2026.
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Sources
Sources: Census TIGERweb Legislative MapServer (120th CDs layer 0, 119th CDs layer 4, 2026 SLD upper layer 1 and lower layer 2) (US Census Bureau, public domain), retrieved Oct 28, 2026; Open Civic Data division identifiers (census_autogenerated us_sldl/us_sldu and openstates state files); also (sld-recent.json): Open Civic Data division identifiers (country-us) (CC0 (repository); also (sld-recent.json): CC0 1.0), retrieved Oct 28, 2026; Open States people (current) CSVs (CC0-1.0 (Open States people data)), retrieved Oct 28, 2026, compiled by Open States volunteers and staff (rosters from state legislature sites) from official returns, not an official source; MEDSL 2024 official precinct returns (individual_states zips) (Not stated in the GitHub repository (an earlier label said "MIT (repo)", which the repository does not support). MEDSL's Harvard Dataverse records are CC0 1.0, but these GitHub files were not checksum-matched to the Dataverse files, so CC0 is not claimed for them.), retrieved Oct 28, 2026, compiled by MIT Election Data and Science Lab (MEDSL) from official returns, not an official source; State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse) (CC0 1.0), retrieved Oct 28, 2026, compiled by Carl Klarner (Harvard Dataverse) from official returns, not an official source.
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), DIME (ODC-BY), MEDSL 2024 official precinct returnsData as of Oct 28, 2026