Indiana State Senate District 12

Next vote Tue, Nov 3, 2026 · Represented by Blake Doriot Republican · Member list as of Oct 28

This seat has no race on the official 2026 list.

Last election: Blake Doriot (Republican) was unopposed, 2024

More about this seat

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Official results for Indiana

History (14 elections for this seat)

Indiana Senate District 12, 1972 to 2024, 2024, every candidate
Candidate	Party	Votes and share	Share
RepublicanBlake DoriotWon	Republican	33,582100.0%	100.0%

Votes for listed candidates: 47,781
Election day: November 3, 2020
District map: Older district map (2012 to 2021)

Indiana Senate District 12, 1972 to 2024, 2020, every candidate
Candidate	Party	Votes and share	Share
RepublicanBlake DoriotWon(incumbent)	Republican	32,75168.5%	68.5%
DemocraticCharles D. Mumaw	Democratic	15,03031.5%	31.5%

Indiana Senate District 12, 1972 to 2024, 2016, every candidate
Candidate	Party	Votes and share	Share
RepublicanBlake DoriotWon	Republican	29,30170.1%	70.1%
DemocraticCarl P. Rust	Democratic	12,47629.9%	29.9%

Votes for listed candidates: 42,139
Election day: November 6, 2012
District map: Older district map (2012 to 2021)

Indiana Senate District 12, 1972 to 2024, 2012, every candidate
Candidate	Party	Votes and share	Share
RepublicanCarlin YoderWon(incumbent)	Republican	28,93368.7%	68.7%
DemocraticJim Ball	Democratic	13,20631.3%	31.3%

Votes for listed candidates: 44,065
Election day: November 4, 2008
District map: Older district map (2002 to 2011)

Indiana Senate District 12, 1972 to 2024, 2008, every candidate
Candidate	Party	Votes and share	Share
RepublicanCarlin J. YoderWon	Republican	27,49662.4%	62.4%
DemocraticDonald L. Metzlersmith	Democratic	16,56937.6%	37.6%

Votes for listed candidates: 38,553
Election day: November 2, 2004
District map: Older district map (2002 to 2011)

Indiana Senate District 12, 1972 to 2024, 2004, every candidate
Candidate	Party	Votes and share	Share
RepublicanMarvin D. RiegseckerWon(incumbent)	Republican	29,59176.8%	76.8%
DemocraticCharles D. Mumaw	Democratic	8,96223.3%	23.3%

Indiana Senate District 12, 1972 to 2024, 2000, every candidate
Candidate	Party	Votes and share	Share
RepublicanMarvin D. RiegseckerWon(incumbent)	Republican	30,469100.0%	100.0%

Indiana Senate District 12, 1972 to 2024, 1996, every candidate
Candidate	Party	Votes and share	Share
RepublicanMarvin D. RiegseckerWon(incumbent)	Republican	27,633100.0%	100.0%

Indiana Senate District 12, 1972 to 2024, 1992, every candidate
Candidate	Party	Votes and share	Share
RepublicanMarvin D. RiegseckerWon(incumbent)	Republican	28,239100.0%	100.0%

Indiana Senate District 12, 1972 to 2024, 1988, every candidate
Candidate	Party	Votes and share	Share
RepublicanMarvin D. RiegseckerWon	Republican	28,664100.0%	100.0%

Votes for listed candidates: 36,179
Election day: November 6, 1984
District map: Older district map (1982 to 1991)

Indiana Senate District 12, 1972 to 2024, 1984, every candidate
Candidate	Party	Votes and share	Share
RepublicanRichard E. ShankWon(incumbent)	Republican	25,71971.1%	71.1%
DemocraticRalph Spelbring	Democratic	10,46028.9%	28.9%

Votes for listed candidates: 36,210
Election day: November 4, 1980
District map: Older district map (1972 to 1981)

Indiana Senate District 12, 1972 to 2024, 1980, every candidate
Candidate	Party	Votes and share	Share
RepublicanRichard E. ShankWon(incumbent)	Republican	25,15869.5%	69.5%
DemocraticCharles D. Mumaw	Democratic	11,05230.5%	30.5%

Votes for listed candidates: 34,161
Election day: November 2, 1976
District map: Older district map (1972 to 1981)

Indiana Senate District 12, 1972 to 2024, 1976, every candidate
Candidate	Party	Votes and share	Share
RepublicanRichard E. ShankWon	Republican	20,06958.8%	58.8%
DemocraticLouella T. Martin	Democratic	14,09241.3%	41.3%

Indiana Senate District 12, 1972 to 2024, 1972, every candidate
Candidate	Party	Votes and share	Share
RepublicanEldon F. LundquistWon(incumbent)	Republican	23,252100.0%	100.0%

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
1972 to 2020: 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

Only part of this chamber is up in a given cycle. Which districts vote on which date is not on file. Last contest in this district on file: 2024.

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Election Wrld. (2026). Indiana State Senate District 12, election results 1972 to 2024. https://www.electionwrld.com/in/senate/12. 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:in/sldu:12

DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), MEDSL 2024 official precinct returnsData as of Oct 28, 2026