Illinois State Senate District 27
Tue, Nov 3 · Represented by Mark Walker Democratic · Member list as of Oct 28
No published poll names both candidates.Last result · 2024 general (different candidates): Mark Walker (D) 57.6, Tom Schlenhardt (R) 42.5
- Last election
- Mark Walker (Democratic) won by 15.1 points, 2024
- On the 2026 ballot
- 2 candidates
More about this race
Candidates on the ballot
Open seat
The current holder, Mark Walker, is not on the candidate list.
- Carina Santa MariaDemocratic
- David MathisRepublican
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 (18 elections for this seat)
- Votes for listed candidates
- 93,686
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
Illinois Senate District 27, 1970 to 2024, 2024, every candidate Candidate Party Votes and share Share DemocraticMark WalkerWon Democratic 53,91757.5% RepublicanTom Schlenhardt Republican 39,76942.5% - Votes for listed candidates
- 69,039
- Election day
- November 8, 2022
- District map
- Older district map (2022)
Illinois Senate District 27, 1970 to 2024, 2022, every candidate Candidate Party Votes and share Share DemocraticAnn GillespieWon(incumbent) Democratic 40,77459.1% RepublicanBill Robertson Republican 28,26540.9% - Votes for listed candidates
- 90,356
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Illinois Senate District 27, 1970 to 2024, 2018, every candidate Candidate Party Votes and share Share DemocraticAnn GillespieWon Democratic 46,98152.0% RepublicanTom Rooney Republican 43,37548.0% - Votes for listed candidates
- 55,928
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
Illinois Senate District 27, 1970 to 2024, 2014, every candidate Candidate Party Votes and share Share RepublicanMatt MurphyWon(incumbent) Republican 55,928100.0% - Votes for listed candidates
- 94,770
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
Illinois Senate District 27, 1970 to 2024, 2012, every candidate Candidate Party Votes and share Share RepublicanMatt MurphyWon(incumbent) Republican 57,44760.6% DemocraticDavid R. Page Democratic 37,32339.4% - Votes for listed candidates
- 89,422
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
Illinois Senate District 27, 1970 to 2024, 2008, every candidate Candidate Party Votes and share Share RepublicanMatt MurphyWon(incumbent) Republican 52,20258.4% DemocraticPeter Gutzmer Democratic 37,22041.6% - Votes for listed candidates
- 60,579
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
Illinois Senate District 27, 1970 to 2024, 2006, every candidate Candidate Party Votes and share Share RepublicanMatt MurphyWon Republican 31,88152.6% DemocraticPeter Gutzmer Democratic 28,69847.4% - Votes for listed candidates
- 57,765
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Illinois Senate District 27, 1970 to 2024, 2002, every candidate Candidate Party Votes and share Share RepublicanWendell E. JonesWon(incumbent) Republican 34,58159.9% DemocraticMichael Harry Minton Democratic 23,18440.1% - Votes for listed candidates
- 68,309
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
Illinois Senate District 27, 1970 to 2024, 2000, every candidate Candidate Party Votes and share Share RepublicanWendell E. JonesWon Republican 34,62650.7% DemocraticSue A. Walton Democratic 33,68349.3% - Votes for listed candidates
- 44,850
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
Illinois Senate District 27, 1970 to 2024, 1996, every candidate Candidate Party Votes and share Share RepublicanPeter G. FitzgeraldWon(incumbent) Republican 44,850100.0% - Votes for listed candidates
- 75,476
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
Illinois Senate District 27, 1970 to 2024, 1992, every candidate Candidate Party Votes and share Share RepublicanPeter G. FitzgeraldWon Republican 50,99967.6% DemocraticGene Diemer Democratic 24,47732.4% - Votes for listed candidates
- 81,580
- Election day
- November 8, 1988
- District map
- Older district map (1982 to 1991)
Illinois Senate District 27, 1970 to 2024, 1988, every candidate Candidate Party Votes and share Share RepublicanVirginia B. MacDonaldWon(incumbent) Republican 64,82779.5% DemocraticNathan Orzoff Democratic 16,75320.5% - Votes for listed candidates
- 41,983
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
Illinois Senate District 27, 1970 to 2024, 1986, every candidate Candidate Party Votes and share Share RepublicanVirginia B. MacDonaldWon(incumbent) Republican 41,983100.0% - Votes for listed candidates
- 55,474
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
Illinois Senate District 27, 1970 to 2024, 1982, every candidate Candidate Party Votes and share Share RepublicanVirginia B. MacDonaldWon Republican 41,11674.1% DemocraticThomas J. Berryman Democratic 14,35825.9% - Votes for listed candidates
- 78,992
- Election day
- November 4, 1980
- District map
- Older district map (1972 to 1981)
Illinois Senate District 27, 1970 to 2024, 1980, every candidate Candidate Party Votes and share Share DemocraticFrank D. SavicaksWon(incumbent) Democratic 56,20571.2% RepublicanJames R. McCann Republican 22,78628.9% Scattered write-ins Write-in 10.0% - Votes for listed candidates
- 83,516
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
Illinois Senate District 27, 1970 to 2024, 1976, every candidate Candidate Party Votes and share Share DemocraticFrank D. SavicaksWon(incumbent) Democratic 56,50367.7% RepublicanCharles P. Janulis Republican 27,01332.3% - Votes for listed candidates
- 87,977
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
Illinois Senate District 27, 1970 to 2024, 1972, every candidate Candidate Party Votes and share Share DemocraticFrank D. SavicaksWon(incumbent) Democratic 45,26951.5% RepublicanLaurence M. Hickey Republican 42,70848.5% - Votes for listed candidates
- 72,036
- Election day
- November 3, 1970
- District map
- Older district map (1966 to 1971)
Illinois Senate District 27, 1970 to 2024, 1970, every candidate Candidate Party Votes and share Share DemocraticFrank D. SavicaksWon Democratic 38,19453.0% RepublicanJohn J. Lanigan(incumbent) Republican 33,84247.0%
- 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
- 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: 2024.
Download and cite
Cite this page
Election Wrld. (2026). Illinois State Senate District 27, election results 1970 to 2024. https://www.electionwrld.com/il/senate/27. Retrieved October 31, 2026.
Embed this seat
<iframe src="https://www.electionwrld.com/embed/il/senate/27" title="Illinois Senate District 27" width="100%" height="400" style="border:0;max-width:640px" loading="lazy"></iframe>
<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; 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.
District id: ocd-division/country:us/state:il/sldu:27
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), MEDSL 2024 official precinct returnsData as of Oct 28, 2026