Illinois State Senate District 35
Tue, Nov 3 · Represented by Dave Syverson Republican · Member list as of Oct 28
No published poll names both candidates.Last result · 2022 general: Dave Syverson (R) 100.0
- Last election
- Dave Syverson (Republican) was unopposed, 2022
- On the 2026 ballot
- 2 candidates
Side by side
Left column: MertensRight column: Syverson
- Donor-based spectrum
- LiberalCentristConservativeSyversonNo published score for Mertens
- Races
- None listed
- Won 10 of 10
- Years since first win
- Not available
- 14
How these are counted
The spectrum is a published research score, not our rating. How this works. Wins and losses count the races in our results files, the same as each profile.
More about this race
Candidates on the ballot
- Sarah B. MertensDemocratic
- Dave SyversonIncumbentRepublican
Party nominees only, not the certified ballot.
Source: elections.il.gov, dated Oct 28
All State Senate districts
- Democratic
- Republican
- Independent
- Nonpartisan
- More than one party
- No member listed
Map settings
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History (17 elections for this seat)
- Votes for listed candidates
- 65,233
- Election day
- November 8, 2022
- District map
- Older district map (2022)
Illinois Senate District 35, 1970 to 2022, 2022, every candidate Candidate Party Votes and share Share RepublicanDave SyversonWon(incumbent) Republican 65,233100.0% - Votes for listed candidates
- 62,422
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Illinois Senate District 35, 1970 to 2022, 2018, every candidate Candidate Party Votes and share Share RepublicanDave SyversonWon(incumbent) Republican 62,422100.0% - Votes for listed candidates
- 78,269
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
Illinois Senate District 35, 1970 to 2022, 2016, every candidate Candidate Party Votes and share Share RepublicanDave SyversonWon(incumbent) Republican 78,269100.0% - Votes for listed candidates
- 72,411
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
Illinois Senate District 35, 1970 to 2022, 2012, every candidate Candidate Party Votes and share Share RepublicanDave SyversonWon(incumbent) Republican 72,411100.0% - Votes for listed candidates
- 104,697
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
Illinois Senate District 35, 1970 to 2022, 2008, every candidate Candidate Party Votes and share Share RepublicanJ. Bradley BurzynskiWon(incumbent) Republican 61,74959.0% DemocraticRyan Gailey Democratic 42,94841.0% - Votes for listed candidates
- 96,533
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
Illinois Senate District 35, 1970 to 2022, 2004, every candidate Candidate Party Votes and share Share RepublicanJ. Bradley BurzynskiWon(incumbent) Republican 64,07466.4% DemocraticBruce T. Washington Democratic 32,45933.6% - Votes for listed candidates
- 53,288
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Illinois Senate District 35, 1970 to 2022, 2002, every candidate Candidate Party Votes and share Share RepublicanJ. Bradley BurzynskiWon(incumbent) Republican 53,288100.0% - Votes for listed candidates
- 44,725
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
Illinois Senate District 35, 1970 to 2022, 1998, every candidate Candidate Party Votes and share Share RepublicanJ. Bradley BurzynskiWon(incumbent) Republican 44,725100.0% - Votes for listed candidates
- 51,494
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
Illinois Senate District 35, 1970 to 2022, 1994, every candidate Candidate Party Votes and share Share RepublicanJ. Bradley BurzynskiWon(incumbent) Republican 33,96666.0% DemocraticLorraine Chaussee Democratic 17,52834.0% - Votes for listed candidates
- 84,099
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
Illinois Senate District 35, 1970 to 2022, 1992, every candidate Candidate Party Votes and share Share RepublicanJ. Bradley BurzynskiWon Republican 46,15054.9% DemocraticJohn M. Nelson Democratic 37,94945.1% - Votes for listed candidates
- 59,100
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1991)
Illinois Senate District 35, 1970 to 2022, 1990, every candidate Candidate Party Votes and share Share RepublicanHarlan RigneyWon(incumbent) Republican 37,84664.0% DemocraticJeff Mikkelsen Democratic 21,25436.0% - Votes for listed candidates
- 45,323
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
Illinois Senate District 35, 1970 to 2022, 1986, every candidate Candidate Party Votes and share Share RepublicanHarlan RigneyWon(incumbent) Republican 45,323100.0% - Votes for listed candidates
- 60,561
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
Illinois Senate District 35, 1970 to 2022, 1982, every candidate Candidate Party Votes and share Share RepublicanHarlan RigneyWon Republican 32,36853.5% DemocraticJames Gitz(incumbent) Democratic 28,19346.5% - Votes for listed candidates
- 49,356
- Election day
- November 7, 1978
- District map
- Older district map (1972 to 1981)
Illinois Senate District 35, 1970 to 2022, 1978, every candidate Candidate Party Votes and share Share DemocraticJames GitzWon Democratic 25,73652.1% RepublicanHarold J. Adams Republican 23,61847.9% Scattered write-ins Write-in 20.0% - Votes for listed candidates
- 75,396
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
Illinois Senate District 35, 1970 to 2022, 1976, every candidate Candidate Party Votes and share Share RepublicanJohn B. RoeWon(incumbent) Republican 46,35961.5% DemocraticWillis McKinney Democratic 29,03738.5% - Votes for listed candidates
- 72,588
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
Illinois Senate District 35, 1970 to 2022, 1972, every candidate Candidate Party Votes and share Share RepublicanJohn B. RoeWon Republican 44,63661.5% DemocraticJohn E. Smith Democratic 27,95238.5% - Votes for listed candidates
- 56,588
- Election day
- November 3, 1970
- District map
- Older district map (1966 to 1971)
Illinois Senate District 35, 1970 to 2022, 1970, every candidate Candidate Party Votes and share Share RepublicanEverett E. LaughlinWon(incumbent) Republican 37,02765.4% DemocraticCarol Bussan Democratic 19,55934.6% Scattered write-ins Write-in 20.0%
1970 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: 2022.
Download and cite
Cite this page
Election Wrld. (2026). Illinois State Senate District 35, election results 1970 to 2022. https://www.electionwrld.com/il/senate/35. Retrieved October 31, 2026.
Embed this seat
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<p style="font-size:13px">Data: <a href="https://www.electionwrld.com">Election Wrld</a>, CC BY 4.0</p>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; 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.
District id: ocd-division/country:us/state:il/sldu:35
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), DIME (ODC-BY)Data as of Oct 28, 2026