Maryland House of Delegates District 13

Tue, Nov 3 · Represented by Pam Guzzone Democratic, Gabriel Moreno Democratic, Jen Terrasa Democratic (not a candidate in 2026) · Member list as of Oct 28

4 candidates on the printed ballot. Sorted by last name.

Last election: Vanessa Atterbeary (Democratic) won by 1.5 points, 2022
Seats: 3 seats in this district
On the 2026 ballot: 4 candidates

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More about this race

Candidates on the ballot

1 of 3 seats open

1 of 3 current holders are not on the candidate list.

Amy BrooksDemocratic
Gabriel MorenoIncumbentDemocratic
Pam GuzzoneIncumbentDemocratic
Mark FisherRepublican

Source: elections.maryland.gov, dated Oct 16

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Maryland State Board of Elections

History (8 elections for this seat)

Votes for listed candidates: 118,637
Election day: November 8, 2022
Seats: 3
District map: Older district map (2022)

Maryland House of Delegates District 13, 1974 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
DemocraticVanessa AtterbearyWon(incumbent)	Democratic	33,04527.9%	27.9%
DemocraticJen TerrasaWon(incumbent)	Democratic	31,25926.4%	26.4%
DemocraticPam GuzzoneWonName as filed: Pam Lanman Guzzone	Democratic	31,12826.2%	26.2%
RepublicanChris Yates	Republican	11,87410.0%	10.0%
RepublicanPadraic Walsh	Republican	10,7929.1%	9.1%
Scattered write-ins	Write-in	5390.5%	0.5%

Votes for listed candidates: 128,168
Election day: November 6, 2018
Seats: 3
District map: Older district map (2014 to 2021)

Maryland House of Delegates District 13, 1974 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
DemocraticVanessa AtterbearyWon(incumbent)	Democratic	39,47030.8%	30.8%
DemocraticShane PendergrassWon(incumbent)	Democratic	36,51928.5%	28.5%
DemocraticJen TerrasaWon	Democratic	34,92127.3%	27.3%
RepublicanChris Yates	Republican	17,25813.5%	13.5%

Votes for listed candidates: 111,119
Election day: November 4, 2014
Seats: 3
District map: Older district map (2014 to 2021)

Maryland House of Delegates District 13, 1974 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
DemocraticShane PendergrassWon(incumbent)	Democratic	23,16720.9%	20.9%
DemocraticVanessa AtterbearyWon	Democratic	22,62620.4%	20.4%
DemocraticFrank S. TurnerWon(incumbent)	Democratic	22,16919.9%	19.9%
RepublicanChris Yates	Republican	14,59813.1%	13.1%
RepublicanDanny Eaton	Republican	14,43413.0%	13.0%
RepublicanJimmy Williams	Republican	14,03112.6%	12.6%
Scattered write-ins	Write-in	940.1%	0.1%

Votes for listed candidates: 123,697
Election day: November 2, 2010
Seats: 3
District map: Older district map (2002 to 2013)

Maryland House of Delegates District 13, 1974 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
DemocraticGuy GuzzoneWon(incumbent)	Democratic	27,14021.9%	21.9%
DemocraticShane PendergrassWon(incumbent)	Democratic	25,89420.9%	20.9%
DemocraticFrank S. TurnerWon(incumbent)	Democratic	24,82320.1%	20.1%
RepublicanEd Priola	Republican	16,22513.1%	13.1%
RepublicanLoretta Gaffney	Republican	14,84412.0%	12.0%
RepublicanJeff Robinson	Republican	14,68011.9%	11.9%
Scattered write-ins	Write-in	910.1%	0.1%

Votes for listed candidates: 120,308
Election day: November 7, 2006
Seats: 3
District map: Older district map (2002 to 2013)

Maryland House of Delegates District 13, 1974 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
DemocraticGuy GuzzoneWon	Democratic	26,89122.4%	22.4%
DemocraticShane PendergrassWon(incumbent)	Democratic	26,63322.1%	22.1%
DemocraticFrank S. TurnerWon(incumbent)	Democratic	24,43720.3%	20.3%
RepublicanMary Beth Tung	Republican	15,21612.7%	12.7%
RepublicanRick Bowers	Republican	13,66511.4%	11.4%
RepublicanLoretta Gaffney	Republican	13,46611.2%	11.2%

Votes for listed candidates: 110,810
Election day: November 5, 2002
Seats: 3
District map: Older district map (2002 to 2013)

Maryland House of Delegates District 13, 1974 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
DemocraticShane PendergrassWon(incumbent)	Democratic	23,78621.5%	21.5%
DemocraticFrank S. TurnerWon(incumbent)	Democratic	21,28019.2%	19.2%
DemocraticNeil QuinterWon	Democratic	18,92217.1%	17.1%
RepublicanMary Beth Tung	Republican	16,88815.2%	15.2%
RepublicanBob Adams	Republican	16,45214.8%	14.8%
RepublicanJohn Stafford	Republican	13,48212.2%	12.2%

No results on file 1979 to 2001

Votes for listed candidates: 50,409
Election day: November 7, 1978
Seats: 3
District map: Older district map (1974 to 1981)

Maryland House of Delegates District 13, 1974 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
DemocraticLouis P. MorsbergerWon(incumbent)	Democratic	15,11330.0%	30.0%
DemocraticKenneth H. MastersWon	Democratic	14,96129.7%	29.7%
DemocraticCharles E. KountzWon	Democratic	14,31228.4%	28.4%
RepublicanPhylene Raven	Republican	6,02311.9%	11.9%

Votes for listed candidates: 50,853
Election day: November 4, 1974
Seats: 3
District map: Older district map (1974 to 1981)

Maryland House of Delegates District 13, 1974 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
DemocraticJ. Edward MaloneWon(incumbent)	Democratic	13,29826.1%	26.1%
DemocraticTimothy R. HickmanWon	Democratic	13,23826.0%	26.0%
DemocraticLouis P. MorsbergerWon	Democratic	12,32824.2%	24.2%
RepublicanArthur W. Downs	Republican	4,6479.1%	9.1%
RepublicanMalcom I. Nagle	Republican	3,7817.4%	7.4%
IndependentBruce E. Hofmann	Independent	3,5617.0%	7.0%

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.

3 seats.

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Election Wrld. (2026). Maryland House of Delegates District 13, election results 1974 to 2022. https://www.electionwrld.com/md/house-of-delegates/13. 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; 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/sldl:13

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