Iowa State House District 57
Tue, Nov 3 · Represented by Pat Grassley Republican · Member list as of Oct 28
Shawn EllerbroekDemocraticPat GrassleyRepublican · Incumbent4 years since first win
Shawn Ellerbroek 39.7Pat Grassley 60.2
Last result · 2024 generalNo published poll names both candidates.
- Last election
- Pat Grassley (Republican) won by 20.5 points, 2024
- On the 2026 ballot
- 2 candidates
Side by side
Left column: EllerbroekRight column: Grassley
- Donor-based spectrum
- LiberalCentristConservativeGrassleyNo published score for Ellerbroek
- Races
- Won 0 of 1
- Won 10 of 10
- Years since first win
- Not available
- 4
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
- Shawn EllerbroekDemocratic
- Pat GrassleyIncumbentRepublican
Source: sos.iowa.gov (PDF), dated Aug 19
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- Democratic
- Republican
- Independent
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- More than one party
- No member listed
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History (28 elections for this seat)
- Votes for listed candidates
- 18,067
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
Iowa House of Representatives District 57, 1970 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanPat GrassleyWon Republican 10,86960.2% DemocraticShawn Ellerbroek Democratic 7,18039.7% Scattered write-ins Write-in 180.1% - Votes for listed candidates
- 13,804
- Election day
- November 8, 2022
- District map
- Older district map (2022)
Iowa House of Representatives District 57, 1970 to 2024, 2022, every candidate Candidate Party Votes and share Share RepublicanPat GrassleyWon(incumbent) Republican 8,89564.4% DemocraticCarissa Froyum Democratic 4,89535.5% Scattered write-ins Write-in 140.1% - Votes for listed candidates
- 19,221
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
Iowa House of Representatives District 57, 1970 to 2024, 2020, every candidate Candidate Party Votes and share Share RepublicanShannon LundgrenWon(incumbent) Republican 12,87867.0% DemocraticRyan Patrick Quinn Democratic 6,33032.9% Scattered write-ins Write-in 130.1% - Votes for listed candidates
- 15,753
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Iowa House of Representatives District 57, 1970 to 2024, 2018, every candidate Candidate Party Votes and share Share RepublicanShannon LundgrenWon(incumbent) Republican 8,65554.9% DemocraticNancy Fett Democratic 6,62742.1% LibertarianLucas J. Link Libertarian 4713.0% - Votes for listed candidates
- 17,287
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
Iowa House of Representatives District 57, 1970 to 2024, 2016, every candidate Candidate Party Votes and share Share RepublicanShannon LundgrenWon Republican 9,02352.2% DemocraticTom Stecher Democratic 8,24947.7% Scattered write-ins Write-in 150.1% - Votes for listed candidates
- 12,776
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
Iowa House of Representatives District 57, 1970 to 2024, 2014, every candidate Candidate Party Votes and share Share DemocraticNancy A. DunkelWon(incumbent) Democratic 7,02055.0% RepublicanRyan J. Kilburg Republican 5,38042.1% LibertarianDavid Snowden Overby Libertarian 3722.9% Scattered write-ins Write-in 40.0% - Votes for listed candidates
- 12,004
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
Iowa House of Representatives District 57, 1970 to 2024, 2012, every candidate Candidate Party Votes and share Share DemocraticNancy A. DunkelWon Democratic 11,77998.1% Scattered write-ins Write-in 2251.9% - Votes for listed candidates
- 7,913
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
Iowa House of Representatives District 57, 1970 to 2024, 2010, every candidate Candidate Party Votes and share Share RepublicanJack DrakeWon(incumbent) Republican 7,81798.8% Scattered write-ins Write-in 961.2% - Votes for listed candidates
- 14,152
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
Iowa House of Representatives District 57, 1970 to 2024, 2008, every candidate Candidate Party Votes and share Share RepublicanJack DrakeWon(incumbent) Republican 8,31758.8% DemocraticRon Rosmann Democratic 5,83541.2% - Votes for listed candidates
- 7,255
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
Iowa House of Representatives District 57, 1970 to 2024, 2006, every candidate Candidate Party Votes and share Share RepublicanJack DrakeWon(incumbent) Republican 7,255100.0% - Votes for listed candidates
- 12,202
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
Iowa House of Representatives District 57, 1970 to 2024, 2004, every candidate Candidate Party Votes and share Share RepublicanJack DrakeWon(incumbent) Republican 12,202100.0% - Votes for listed candidates
- 10,719
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Iowa House of Representatives District 57, 1970 to 2024, 2002, every candidate Candidate Party Votes and share Share RepublicanJack DrakeWon(incumbent) Republican 6,77463.2% DemocraticDonald J. Sonntag Democratic 3,94536.8% - Votes for listed candidates
- 10,934
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
Iowa House of Representatives District 57, 1970 to 2024, 2000, every candidate Candidate Party Votes and share Share DemocraticPaul BellWon(incumbent) Democratic 10,934100.0% - Votes for listed candidates
- 8,672
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
Iowa House of Representatives District 57, 1970 to 2024, 1998, every candidate Candidate Party Votes and share Share DemocraticPaul BellWon(incumbent) Democratic 8,672100.0% - Votes for listed candidates
- 10,461
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
Iowa House of Representatives District 57, 1970 to 2024, 1996, every candidate Candidate Party Votes and share Share DemocraticPaul BellWon(incumbent) Democratic 10,461100.0% - Votes for listed candidates
- 11,343
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
Iowa House of Representatives District 57, 1970 to 2024, 1994, every candidate Candidate Party Votes and share Share DemocraticPaul BellWon(incumbent) Democratic 8,22272.5% RepublicanChristopher Washler Republican 3,12127.5% - Votes for listed candidates
- 14,243
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
Iowa House of Representatives District 57, 1970 to 2024, 1992, every candidate Candidate Party Votes and share Share DemocraticPaul BellWon Democratic 8,06256.6% RepublicanJohn W. Cannon Republican 6,18143.4% - Votes for listed candidates
- 6,116
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1991)
Iowa House of Representatives District 57, 1970 to 2024, 1990, every candidate Candidate Party Votes and share Share RepublicanDan PetersenWon(incumbent) Republican 6,116100.0% - Votes for listed candidates
- 6,373
- Election day
- November 8, 1988
- District map
- Older district map (1982 to 1991)
Iowa House of Representatives District 57, 1970 to 2024, 1988, every candidate Candidate Party Votes and share Share RepublicanDan PetersenWon(incumbent) Republican 6,371100.0% Scattered write-ins Write-in 20.0% - Votes for listed candidates
- 4,373
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
Iowa House of Representatives District 57, 1970 to 2024, 1986, every candidate Candidate Party Votes and share Share RepublicanDan PetersenWon Republican 4,373100.0% - Votes for listed candidates
- 11,179
- Election day
- November 6, 1984
- District map
- Older district map (1982 to 1991)
Iowa House of Representatives District 57, 1970 to 2024, 1984, every candidate Candidate Party Votes and share Share RepublicanJanis I. TorrenceWon(incumbent) Republican 6,89961.7% DemocraticDale K. Simmons Democratic 4,27938.3% Scattered write-ins Write-in 10.0% - Votes for listed candidates
- 7,885
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
Iowa House of Representatives District 57, 1970 to 2024, 1982, every candidate Candidate Party Votes and share Share RepublicanJanis I. TorrenceWon Republican 4,84461.4% DemocraticDale K. Simmons Democratic 3,04138.6% - Votes for listed candidates
- 12,752
- Election day
- November 4, 1980
- District map
- Older district map (1972 to 1981)
Iowa House of Representatives District 57, 1970 to 2024, 1980, every candidate Candidate Party Votes and share Share RepublicanVirginia PoffenbergerWon(incumbent) Republican 6,85753.8% DemocraticDennis Curtis Democratic 5,89146.2% Scattered write-ins Write-in 40.0% - Votes for listed candidates
- 8,613
- Election day
- November 7, 1978
- District map
- Older district map (1972 to 1981)
Iowa House of Representatives District 57, 1970 to 2024, 1978, every candidate Candidate Party Votes and share Share RepublicanVirginia PoffenbergerWon Republican 4,42851.4% DemocraticJohn Welch Democratic 3,65042.4% OtherVerlyn L. Hayes Other 5356.2% - Votes for listed candidates
- 12,543
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
Iowa House of Representatives District 57, 1970 to 2024, 1976, every candidate Candidate Party Votes and share Share RepublicanAndrew VarleyWon(incumbent) Republican 6,67053.2% DemocraticF. Harold Forret Democratic 5,87246.8% Scattered write-ins Write-in 10.0% - Votes for listed candidates
- 9,971
- Election day
- November 4, 1974
- District map
- Older district map (1972 to 1981)
Iowa House of Representatives District 57, 1970 to 2024, 1974, every candidate Candidate Party Votes and share Share RepublicanAndrew VarleyWon(incumbent) Republican 5,13151.5% DemocraticRichard L. Adkins Democratic 4,84048.5% - Votes for listed candidates
- 12,007
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
Iowa House of Representatives District 57, 1970 to 2024, 1972, every candidate Candidate Party Votes and share Share RepublicanAndrew VarleyWon(incumbent) Republican 6,02650.2% DemocraticRoger F. Caffrey Democratic 5,98149.8% - Votes for listed candidates
- 12,867
- Election day
- November 3, 1970
- District map
- Older district map (1970 to 1971)
Iowa House of Representatives District 57, 1970 to 2024, 1970, every candidate Candidate Party Votes and share Share DemocraticEarl M. WillitsWon Democratic 6,76252.5% RepublicanWilliam H. Huff III(incumbent) Republican 6,10547.5%
- 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). Iowa State House District 57, election results 1970 to 2024. https://www.electionwrld.com/ia/house/57. 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.
District id: ocd-division/country:us/state:ia/sldl:57
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