Arizona Senate: Party Control and History

Current seats

Republican majorityDemocrats 13, Republicans 17. 30 seats; 16 for a majority.

Democrats 13Republicans 17

Control counts seats by party; coalitions and power-sharing agreements are not shown.

Members as of November 3, 2026 (Open States), before the winners of the November 3, 2026 elections take office.

Arizona overviewArizona House

District map

Democrat 13Republican 17

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2024: the candidate(s) with the most votes in each contest (MEDSL); contests with unreliable rows are not shown. Lines of the 2024 elections (US Census Bureau).

Members as of November 3, 2026 (Open States), before the winners of the November 3, 2026 elections take office.

Seats after each election, 1968-2022

Seats by election, table

Year	D	R	Seats	Control
2022	14	16	30	Republican majority
2020	14	16	30	Republican majority
2018	13	17	30	Republican majority
2016	13	17	30	Republican majority
2014	13	17	30	Republican majority
2012	13	17	30	Republican majority
2010	9	21	30	Republican majority
2008	12	18	30	Republican majority
2006	13	17	30	Republican majority
2004	12	18	30	Republican majority
2002	13	17	30	Republican majority
2000	16	14	30	Democratic majority
1998	14	16	30	Republican majority
1996	12	18	30	Republican majority
1994	11	19	30	Republican majority
1992	12	18	30	Republican majority
1990	17	13	30	Democratic majority
1988	13	17	30	Republican majority
1986	11	19	30	Republican majority
1984	12	18	30	Republican majority
1982	12	18	30	Republican majority
1980	14	16	30	Republican majority
1978	14	16	30	Republican majority
1976	16	14	30	Democratic majority
1974	18	12	30	Democratic majority
1972	12	18	30	Republican majority
1970	12	18	30	Republican majority
1968	13	17	30	Republican majority

Carl Klarner, State Legislative Election Returns, 1967-2022: version 1.0, released June 12, 2024; a fixed historic release.

District results, 2016-2024

The candidate with the most votes in each contest.

2024: 30 contests

District	Most votes	Party	Share
1	MARK FINCHEM	Republican	65.8%
2	SHAWNNA BOLICK	Republican	50.8%
3	JOHN KAVANAGH	Republican	98.0%
4	CARINE WERNER	Republican	51.8%
5	LELA ALSTON	Democrat	68.2%
6	THERESA HATATHLIE	Democrat	97.0%
7	WENDY ROGERS	Republican	64.9%
8	LAUREN KUBY	Democrat	60.5%
9	EVA BURCH	Democrat	51.6%
10	DAVID CHRISTIAN FARNSWORTH	Republican	61.4%
11	CATHERINE MIRANDA	Democrat	72.1%
12	DENISE "MITZI" EPSTEIN	Democrat	58.1%
13	JD. MESNARD	Republican	53.1%
14	WARREN PETERSEN	Republican	60.1%
15	JAKE HOFFMAN	Republican	63.7%
16	THOMAS "TJ." SHOPE JR	Republican	55.9%
17	VENDEN "VINCE" LEACH	not in source	50.9%
18	PRIYA SUNDARESHAN	not in source	96.2%
19	DAVID GOWAN	Republican	62.5%
20	SALLY ANN GONZALES	not in source	97.1%
21	ROSANNA GABALDON	Democrat	95.3%
22	EVA DIAZ	Democrat	64.5%
23	BRIAN FERNANDEZ	Democrat	53.8%
24	ANALISE ORTIZ	Democrat	96.5%
25	TIMOTHY "TIM" DUNN	Republican	97.9%
26	FLAVIO BRAVO	Democrat	66.2%
27	KEVIN PAYNE	Republican	96.2%
28	FRANK CARROLL	Republican	95.6%
29	JANAE SHAMP	Republican	59.3%
30	HILDY ANGIUS	Republican	78.3%

2022: 30 contests, 1 not shown

District	Most votes	Party	Share
1	KEN BENNETT	Republican	67.2%
2	STEVE KAISER	Republican	51.8%
3	JOHN KAVANAGH	Republican	63.1%
4	CHRISTINE MARSH	Democrat	50.4%
5	LELA ALSTON	Democrat	70.7%
6	THERESA HATATHLIE	Democrat	92.1%
7	WENDY ROGERS	Republican	63.5%
8	JUAN MENDEZ	Democrat	62.6%
9	EVA BURCH	Democrat	52.4%
10	DAVID CHRISTIAN FARNSWORTH	Republican	60.9%
11	CATHERINE MIRANDA	Democrat	75.0%
12	DENISE "MITZI" EPSTEIN	Democrat	58.1%
13	J D MESNARD	Republican	51.7%
14	WARREN PETERSEN	Republican	88.7%
15	JAKE HOFFMAN	Republican	64.7%
16	THOMAS "T J" SHOPE	Republican	55.6%
17	JUSTINE WADSACK	Republican	51.2%
18	PRIYA SUNDARESHAN	Democrat	62.1%
19	DAVID GOWAN	Republican	96.5%
20	SALLY ANN GONZALES	Democrat	96.5%
21	ROSANNA GABALDON	Democrat	64.0%
22	Not shown: several seats may be pooled under one label
23	BRIAN FERNANDEZ	Democrat	53.6%
24	ANNA HERNANDEZ	Democrat	95.8%
25	SINE KERR	Republican	96.6%
26	RAQUEL TERAN	Democrat	96.4%
27	ANTHONY KERN	Republican	55.1%
28	FRANK CARROLL	Republican	61.8%
29	JANAE SHAMP	Republican	58.9%
30	SONNY BORRELLI	Republican	98.2%

2020: 30 contests

District	Most votes	Party	Share	Note
1	KAREN ELIZABETH FANN	Republican	72.5%
2	ROSANNA GABALDON	Democrat	61.0%
3	SALLY ANN GONZALES	Democrat	100.0%	one candidate
4	LISA OTONDO	Democrat	56.2%
5	SONNY BORRELLI	Republican	100.0%	one candidate
6	WENDY ROGERS	Republican	54.7%
7	JAMESCITA PESHLAKAI	Democrat	100.0%	one candidate
8	THOMAS "TJ" SHOPE	Republican	58.5%
9	VICTORIA STEELE	Democrat	100.0%	one candidate
10	KIRSTEN ENGEL	Democrat	58.7%
11	VENDEN "VINCE" LEACH	Republican	54.4%
12	WARREN PETERSEN	Republican	61.6%
13	SINE KERR	Republican	100.0%	one candidate
14	DAVID GOWAN	Republican	63.4%
15	NANCY BARTO	Republican	100.0%	one candidate
16	KELLY TOWNSEND	Republican	100.0%	one candidate
17	JD MESNARD	Republican	52.5%
18	SEAN BOWIE	Democrat	58.1%
19	LUPE CHAVIRA CONTRERAS	Democrat	100.0%	one candidate
20	PAUL BOYER	Republican	52.3%
21	RICK GRAY	Republican	100.0%	one candidate
22	DAVID LIVINGSTON	Republican	63.6%
23	MICHELLE UGENTI-RITA	Republican	59.1%
24	LELA ALSTON	Democrat	70.9%
25	TYLER PACE	Republican	61.2%
26	JUAN MENDEZ	Democrat	67.1%
27	REBECCA RIOS	Democrat	76.9%
28	CHRISTINE MARSH	Democrat	50.2%
29	MARTIN J QUEZADA	Democrat	70.5%
30	OTONIEL "TONY" NAVARRETE	Democrat	100.0%	one candidate

2018: 30 contests

District	Most votes	Party	Share
1	KAREN FANN	Republican	69.6%
2	ANDREA DALESSANDRO	Democrat	59.6%
3	SALLY ANN GONZALES	Democrat	96.4%
4	LISA OTONDO	Democrat	94.8%
5	SONNY BORRELLI	Republican	75.2%
6	SYLVIA TENNEY ALLEN	Republican	50.8%
7	JAMESCITA PESHLAKAI	Democrat	67.1%
8	FRANK PRATT	Republican	56.1%
9	VICTORIA STEELE	Democrat	62.7%
10	DAVID BRADLEY	Democrat	58.4%
11	VENDEN "VINCE" LEACH	Republican	54.5%
12	EDDIE FARNSWORTH	Republican	57.7%
13	SINE KERR	Republican	62.5%
14	DAVID GOWAN	Republican	60.5%
15	HEATHER CARTER	Republican	60.1%
16	DAVID CHRISTIAN FARNSWORTH	Republican	61.4%
17	JD MESNARD	Republican	50.9%
18	SEAN BOWIE	Democrat	56.8%
19	LUPE CHAVIRA CONTRERAS	Democrat	96.7%
20	PAUL BOYER	Republican	48.3%
21	RICK GRAY	Republican	52.1%
22	DAVID LIVINGSTON	Republican	63.3%
23	MICHELLE UGENTI-RITA	Republican	57.1%
24	LELA ALSTON	Democrat	71.8%
25	TYLER PACE	Republican	61.7%
26	JUAN MENDEZ	Democrat	65.7%
27	REBECCA RIOS	Democrat	97.6%
28	KATE BROPHY MCGEE	Republican	50.1%
29	MARTIN J QUEZADA	Democrat	96.0%
30	OTONIEL "TONY" NAVARRETE	Democrat	96.2%

2016: 15 contests

Incomplete in the source: rows with no district (dropped).

District	Most votes	Party	Share	Note
1	Karen Fann	not in source	98.7%	seats not in source
2	Andrea Dalessandro	not in source	59.3%	seats not in source
3	Olivia Cajero Bedford	not in source	96.5%	seats not in source
4	Lisa Otondo	not in source	97.8%	seats not in source
5	Sonny Borrelli	not in source	98.3%	seats not in source
6	Sylvia Tenney Allen	not in source	50.8%	seats not in source
7	Jamescita Peshlakai	not in source	97.8%	seats not in source
8	Frank Pratt	not in source	53.0%	seats not in source
9	Steve Farley	not in source	96.6%	seats not in source
10	David Bradley	not in source	53.8%	seats not in source
11	Steve Smith	not in source	59.5%	seats not in source
12	Warren Petersen	not in source	68.5%	seats not in source
13	Steve Montenegro	not in source	98.8%	seats not in source
14	Gail Griffin	not in source	62.5%	seats not in source
16	David Christian Farnsworth	not in source	65.7%	seats not in source

MEDSL precinct returns 2016-2024: a fixed historic release; the file records no release date.

Sources

Current members: Open States (CC0 1.0), commit 3a1d876 of November 3, 2026; seat totals from openstates-metadata (MIT).

Seats after each election: Carl Klarner, State Legislative Election Returns, 1967-2022, Harvard Dataverse (CC0 1.0).

District results: MEDSL precinct returns (2018-2024 CC0 1.0; 2016 MIT License).

District lines: US Census Bureau, TIGER/Line cartographic boundaries (public domain), state legislative districts 2024, 1:500,000.

Data through November 3, 2026.