Maryland Senate District 18

Tue, Nov 3 · Represented by Jeff Waldstreicher Democratic · Member list as of Oct 28

Jeff WaldstreicherDemocratic · Incumbent8 years since first win on file

One candidate on the printed ballot.

Last election: Jeff Waldstreicher (Democratic) won by 66.0 points, 2022
On the 2026 ballot: 1 candidate

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One candidate on the printed ballot.

Jeff WaldstreicherIncumbentDemocratic

Source: elections.maryland.gov, dated Oct 16

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List every Senate district (47)

State Senate District 1· Mike McKay
State Senate District 2· Paul Corderman
State Senate District 3· Karen Young
State Senate District 4· Bill Folden
State Senate District 5· Justin Ready
State Senate District 6· Johnny Salling
State Senate District 7· J.B. Jennings
State Senate District 8· Carl Jackson
State Senate District 9· Katie Hester
State Senate District 10· Ben Brooks
State Senate District 11· Shelly Hettleman
State Senate District 12· Clarence Lam
State Senate District 13· Guy Guzzone
State Senate District 14· Craig Zucker
State Senate District 15· Brian Feldman
State Senate District 16· Sara Love
State Senate District 17· Cheryl Kagan
State Senate District 18· Jeff Waldstreicher
State Senate District 19· Ben Kramer
State Senate District 20· Will Smith
State Senate District 21· Jim Rosapepe
State Senate District 22· Alonzo Washington
State Senate District 23· Ron Watson
State Senate District 24· Joanne Benson
State Senate District 25· Nick Charles
State Senate District 26· Anthony Muse
State Senate District 27· Kevin Harris
State Senate District 28· Arthur Ellis
State Senate District 29· Jack Bailey
State Senate District 30· Shaneka Henson
State Senate District 31· Bryan Simonaire
State Senate District 32· Pam Beidle
State Senate District 33· Dawn Gile
State Senate District 34· Mary-Dulany James
State Senate District 35· Jason Gallion
State Senate District 36· Steve Hershey
State Senate District 37· Johnny Mautz
State Senate District 38· Mary Beth Carozza
State Senate District 39· Nancy King
State Senate District 40· Antonio Hayes
State Senate District 41· Dalya Attar
State Senate District 42· Chris West
State Senate District 43· Mary Washington
State Senate District 44· Charles Sydnor
State Senate District 45· Cory McCray
State Senate District 46· Bill Ferguson
State Senate District 47· Malcolm Augustine

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Maryland State Board of Elections

History (13 elections for this seat)

Votes for listed candidates: 41,266
Election day: November 8, 2022
District map: Older district map (2022)

Maryland Senate District 18, 1974 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
DemocraticJeff WaldstreicherWon(incumbent)	Democratic	34,16982.8%	82.8%
RepublicanMissy Carr	Republican	6,93516.8%	16.8%
Scattered write-ins	Write-in	1620.4%	0.4%

Maryland Senate District 18, 1974 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
DemocraticJeff WaldstreicherWon	Democratic	41,360100.0%	100.0%

Votes for listed candidates: 26,172
Election day: November 4, 2014
District map: Older district map (2014 to 2021)

Maryland Senate District 18, 1974 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard MadalenoWon(incumbent)	Democratic	25,54097.6%	97.6%
Scattered write-ins	Write-in	6322.4%	2.4%

Votes for listed candidates: 34,876
Election day: November 2, 2010
District map: Older district map (2002 to 2013)

Maryland Senate District 18, 1974 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard Stuart Madaleno Jr.Won(incumbent)	Democratic	26,07774.8%	74.8%
RepublicanKurt Osuch	Republican	8,75525.1%	25.1%
Scattered write-ins	Write-in	440.1%	0.1%

Votes for listed candidates: 36,884
Election day: November 7, 2006
District map: Older district map (2002 to 2013)

Maryland Senate District 18, 1974 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard Stuart Madaleno Jr.Won	Democratic	28,05076.0%	76.0%
RepublicanDavid Stegmaier	Republican	8,83423.9%	23.9%

Maryland Senate District 18, 1974 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
DemocraticSharon GrosfeldWon	Democratic	28,50498.3%	98.3%
RepublicanShelly Skolnick	Republican	4921.7%	1.7%

Votes for listed candidates: 32,929
Election day: November 3, 1998
District map: Older district map (1994 to 2001)

Maryland Senate District 18, 1974 to 2022, 1998, every candidate
Candidate	Party	Votes and share	Share
DemocraticChristopher VanhollenWon(incumbent)	Democratic	24,11173.2%	73.2%
RepublicanMark Spradley	Republican	8,81826.8%	26.8%

Votes for listed candidates: 31,900
Election day: November 8, 1994
District map: Older district map (1994 to 2001)

Maryland Senate District 18, 1974 to 2022, 1994, every candidate
Candidate	Party	Votes and share	Share
DemocraticChristopher VanhollenWon	Democratic	21,66967.9%	67.9%
RepublicanAlbert E. Bullock	Republican	10,23132.1%	32.1%

Maryland Senate District 18, 1974 to 2022, 1990, every candidate
Candidate	Party	Votes and share	Share
DemocraticPatricia R. SherWon	Democratic	17,827100.0%	100.0%

Votes for listed candidates: 26,324
Election day: November 4, 1986
District map: Older district map (1982 to 1993)

Maryland Senate District 18, 1974 to 2022, 1986, every candidate
Candidate	Party	Votes and share	Share
DemocraticMargaret SchweinhautWon(incumbent)	Democratic	19,16372.8%	72.8%
RepublicanSusan Lee White	Republican	7,16127.2%	27.2%

Votes for listed candidates: 27,475
Election day: November 2, 1982
District map: Older district map (1982 to 1993)

Maryland Senate District 18, 1974 to 2022, 1982, every candidate
Candidate	Party	Votes and share	Share
DemocraticMargaret SchweinhautWon(incumbent)	Democratic	20,28373.8%	73.8%
RepublicanDonald H. Dalton	Republican	7,19226.2%	26.2%

Votes for listed candidates: 22,741
Election day: November 7, 1978
District map: Older district map (1974 to 1981)

Maryland Senate District 18, 1974 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
DemocraticMargaret SchweinhautWon(incumbent)	Democratic	16,35971.9%	71.9%
RepublicanDonald H. Dalton	Republican	6,38228.1%	28.1%

Votes for listed candidates: 23,548
Election day: November 4, 1974
District map: Older district map (1974 to 1981)

Maryland Senate District 18, 1974 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
DemocraticMargaret SchweinhautWon(incumbent)	Democratic	16,83371.5%	71.5%
RepublicanDarrell L. Johnson	Republican	6,71528.5%	28.5%

1974 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.

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Election Wrld. (2026). Maryland Senate District 18, election results 1974 to 2022. https://www.electionwrld.com/md/senate/18. Retrieved October 30, 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; 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:md/sldu:18

DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), DIME (ODC-BY)Data as of Oct 28, 2026