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Missouri Senate elections, 2020
17 of Missouri's 34 Senate seats in the Missouri Senate.
	Results:; Democratic hold Republican hold; No election
President pro tempore before election; Dave Schatz; Republican	Elected President pro tempore ; Dave Schatz; Republican

The 2020 Missouri Senate elections were held on November 3, 2020, to elect the 17 Missouri State Senators to the Missouri Senate. Half of the Senate's thirty-four seats are up for election every two years, with each Senator serving four-year terms.^[1] The last time that these seats were up for election was the 2016 Missouri Senate election, and the next time that these seats will be up for election will be the 2024 Missouri State Senate election.

Predictions

Source	Ranking	As of
The Cook Political Report^[2]	Likely R	October 21, 2020

Results summary

Statewide

Party		Candi- dates	Votes		Seats
Party		Candi- dates	No.	%	No.	+/–	%
	Republican Party	14	731,386	53.38%	10		58.82%
	Democratic Party	13	598,526	43.68%	7		41.18%
	Libertarian Party	2	24,717	1.80%	0		0.00%
	Green Party	1	15,383	1.12%	0		0.00%
	Write-Ins	3	90	0.00%	0		0.00%
Total		29	1,370,102	100.00%	17		100.00%

District

Results of the 2020 Missouri State Senate elections by district:^[3]

District	Republican		Democratic		Others		Total		Result

	Votes	%	Votes	%	Votes	%	Votes	%
District 1	43,495	44.57%	54,095	55.43%	-	-	97,590	100.00%	Democratic hold
District 3	65,686	100.00%	-	-	-	-	65,686	100.00%	Republican hold
District 5	8,349	12.90%	56,379	87.10%	-	-	64,728	100.00%	Democratic hold
District 7	-	-	70,586	82.09%	15,401	17.91%	85,987	100.00%	Democratic hold
District 9	11,026	17.64%	51,463	82.36%	-	-	62,489	100.00%	Democratic hold
District 11	-	-	50,065	100.00%	-	-	50,065	100.00%	Democratic hold
District 13	-	-	64,191	87.56%	9,122	12.44%	73,313	100.00%	Democratic hold
District 15	61,172	53.99%	52,132	46.01%	-	-	113,304	100.00%	Republican hold
District 17	45,141	46.62%	51,690	53.38%	-	-	96,831	100.00%	Democratic hold
District 19	50,570	51.60%	47,367	48.33%	72	0.07%	98,009	100.00%	Republican hold
District 21	61,698	79.82%	-	-	15,595	20.17%	77,293	100.00%	Republican hold
District 23	57,988	57.25%	43,306	42.75%	-	-	101,294	100.00%	Republican hold
District 25	58,215	100.00%	-	-	-	-	58,215	100.00%	Republican hold
District 27	63,644	76.88%	19,135	23.12%	-	-	82,779	100.00%	Republican hold
District 29	75,582	100.00%	-	-	-	-	75,582	100.00%	Republican hold
District 31	63,929	71.42%	25,584	28.58%	-	-	89,513	100.00%	Republican hold
District 33	64,891	83.81%	12,533	16.19%	-	-	77,424	100.00%	Republican hold
Total	731,386	53.38%	598,526	43.68%	40,190	2.93%	1,370,102	100.00%

Close races

Districts where the margin of victory was under 10%:

District 15, 7.98%
District 17, 6.74%
District 19, 3.27%

District 1

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Doug Beck	26,601	100.0%
Total votes			26,601	100.0%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	David Lenihan	7,299	66.1%
	Republican	Mitchell Kohlberg	3,744	33.9%
Total votes			11,043	100.0%

General election

Results

Missouri's 1st State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Democratic	Doug Beck	54,095	55.43%	+2.34%
	Republican	David Lenihan	43,495	44.57%	−2.34%
Margin of victory			10,600	10.86%
Total votes			97,590	100.0%
	Democratic hold

District 3

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Elaine Freeman Gannon	10,646	42.09%
	Republican	Joshua Barrett	9,211	36.41%
	Republican	Kent Scism	5,437	21.50%
Total votes			25,294	100.0%

General election

Results

Missouri's 3rd State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Republican	Elaine Freeman Gannon	65,686	100%	+18.75%
Margin of victory			65,686	100%
Total votes			65,686	100.0%
	Republican hold

District 5

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Steve Roberts	12,293	35.43%
	Democratic	Megan Ellyia Green	11,241	32.40%
	Democratic	Michelle Sherod	7,817	22.53%
	Democratic	William C. (Bill) Haas	2,068	5.96%
	Democratic	Jeremiah Church	893	2.57%
	Democratic	McFarlane E. Duncan	387	1.11%
Total votes			35,688	100%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Michael Hebron	989	100%
Total votes			989	100%

General election

Results

Missouri's 5th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Democratic	Steve Roberts	56,379	87.10%	+1.80%
	Republican	Michael Hebron	8,349	12.90%	−1.80%
Margin of victory			48,030	74.20%
Total votes			64,728	100%
	Democratic hold

District 7

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Greg Razer	21,042	68.99%
	Democratic	Michael R. Brown	9,456	31.01%
Total votes			30,498	100%

Green primary

Primary results

Green primary results^[4]
Party		Candidate	Votes	%
	Green	Nathan Kline	46	100%
Total votes			46	100%

General election

Results

Missouri's 7th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Democratic	Greg Razer	70,586	82.09%	+2.86%
	Green	Nathan Kline	15,383	17.89%	N/A
	N/A	Write-Ins	18	0.02%	N/A
Margin of victory			55,203	64.20%
Total votes			85,987	100%
	Democratic hold

District 9

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Barbara Anne Washington	17,937	88.27%
	Democratic	Ryan Myers	2,383	11.73%
Total votes			20,320	100%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	David Martin	2,637	100%
Total votes			2,637	100%

General election

Results

Missouri's 9th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Democratic	Barbara Anne Washington	51,463	82.36%	−17.64%
	Republican	David Martin	11,026	17.64%	N/A
Margin of victory			40,437	64.72%
Total votes			62,489	100%
	Democratic hold

District 11

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	John Joseph Rizzo (incumbent)	12,012	100%
Total votes			12,012	100%

General election

Results

Missouri's 11th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Democratic	John Joseph Rizzo (incumbent)	50,065	100%	+47.83%
Margin of victory			50,065	100%
Total votes			50,065	100%
	Democratic hold

District 13

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Angela Walton Mosley	13,580	41.21%
	Democratic	Tommie Pierson Jr	13,219	40.11%
	Democratic	Alan (Al) Green	6,156	18.68%
Total votes			32,955	100%

Libertarian primary

Primary results

Libertarian primary results^[4]
Party		Candidate	Votes	%
	Libertarian	Jeff Coleman	83	100%
Total votes			83	100%

General election

Results

Missouri's 13th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Democratic	Angela Walton Mosley	64,191	87.56%	−12.44%
	Libertarian	Jeff Coleman	9,122	12.44%	N/A
Margin of victory			55,069	75.12%
Total votes			73,313	100%
	Democratic hold

District 15

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Deb Lavender	27,050	100%
Total votes			27,050	100%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Andrew Koenig (incumbent)	15,519	100%
Total votes			15,519	100%

General election

Results

Missouri's 15th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Republican	Andrew Koenig (incumbent)	61,172	53.99%	−7.04%
	Democratic	Deb Lavender	52,132	46.01%	+7.07%
Margin of victory			9,040	7.98%
Total votes			113,304	100%
	Republican hold

District 17

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Lauren Arthur	16,354	100%
Total votes			16,354	100%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Mickey Younghanz	12,634	100%
Total votes			12,634	100%

General election

Results

Missouri's 17th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Democratic	Lauren Arthur	51,690	53.38%	−7.88%
	Republican	Mickey Younghanz	45,141	46.62%	+7.88%
Margin of victory			6,549	6.76%
Total votes			96,831	100%
	Democratic hold

District 19

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Judy Baker	18,623	100%
Total votes			18,623	100%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Caleb Rowden (incumbent)	15,010	100%
Total votes			15,010	100%

General election

Results

Missouri's 19th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Republican	Caleb Rowden (incumbent)	50,570	51.60%	+0.39%
	Democratic	Judy Baker	47,367	48.33%	−0.45%
	N/A	Write-Ins	72	0.07%	N/A
Margin of victory			3,203	3.27%
Total votes			98,009	100%
	Republican hold

District 21

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Denny Hoskins (incumbent)	21,430	100%
Total votes			21,430	100%

Libertarian primary

Primary results

Libertarian primary results^[4]
Party		Candidate	Votes	%
	Libertarian	Mark Bliss	151	100%
Total votes			151	100%

General election

Results

Missouri's 21st State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Republican	Denny Hoskins (incumbent)	61,698	79.82%	+12.19%
	Libertarian	Mark Bliss	15,595	20.18%	+14.70%
Margin of victory			46,103	59.64%
Total votes			77,293	100%
	Republican hold

District 23

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Richard Orr	14,370	100%
Total votes			14,370	100%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Bill Eigel (incumbent)	15,018	71.29%
	Republican	Eric Wulff	3,310	15.71%
	Republican	Dan O'Connell	2,737	12.99%
Total votes			21,065	100%

General election

Results

Missouri's 23rd State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Republican	Bill Eigel (incumbent)	57,988	57.25%	−2.91%
	Democratic	Richard Orr	43,306	42.75%	+6.10%
Margin of victory			14,682	14.50%
Total votes			101,294	100%
	Republican hold

District 25

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Jason Bean	12,791	46.18%
	Republican	Jeff Shawan	5,765	20.81%
	Republican	Eddy Justice	4,920	17.76%
	Republican	Stephen Carroll Cookson	4,223	15.25%
Total votes			27,699	100%

General election

Results

Missouri's 25th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Republican	Jason Bean	58,215	100%	+30.65%
Margin of victory			58,215	100%
Total votes			58,215	100%
	Republican hold

District 27

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Donnie Owens	4,176	100%
Total votes			4,176	100%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Holly Rehder	16,839	50.21%
	Republican	Kathy Swan	16,698	49.79%
Total votes			33,537	100%

General election

Results

Missouri's 27th State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Republican	Holly Rehder	63,644	76.88%	+2.44%
	Democratic	Donnie Owens	19,135	23.12%	−2.44%
Margin of victory			44,509	53.76%
Total votes			82,779	100%
	Republican hold

District 29

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Mike Moon	17,781	52.49%
	Republican	David Cole	16,093	47.51%
Total votes			33,874	100%

General election

Results

Missouri's 29th State Senate District, 2020^[5]
Party		Candidate	Votes	%
	Republican	Mike Moon	75,582	100%
Margin of victory			75,582	100%
Total votes			75,582	100%
	Republican hold

District 31

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Raymond Kinney	7,971	100%
Total votes			7,971	100%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Rick Brattin	14,012	49.59%
	Republican	Jack Bondon	12,467	44.13%
	Republican	Bill Yarberry	1,774	6.28%
Total votes			28,253	100%

General election

Results

Missouri's 31st State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Republican	Rick Brattin	63,929	71.42%	−1.01%
	Democratic	Raymond Kinney	25,584	28.58%	N/A
Margin of victory			38,345	42.84%
Total votes			89,513	100%
	Republican hold

District 33

Democratic primary

Primary results

Democratic primary results^[4]
Party		Candidate	Votes	%
	Democratic	Tammy Harty	3,274	100%
Total votes			3,274	100%

Republican primary

Primary results

Republican primary results^[4]
Party		Candidate	Votes	%
	Republican	Karla Eslinger	12,704	37.12%
	Republican	Robert Ross	12,562	36.71%
	Republican	Van Kelly	8,958	26.17%
Total votes			34,224	100%

General election

Results

Missouri's 33rd State Senate District, 2020^[5]
Party		Candidate	Votes	%	±%
	Republican	Karla Eslinger	64,891	83.81%	−16.19%
	Democratic	Tammy Harty	12,533	16.19%	N/A
Margin of victory			52,358	67.62%
Total votes			77,424	100%
	Republican hold

References

^ "Missouri Election Results". The New York Times. November 3, 2020. Retrieved November 19, 2020.
^ "October Overview: Handicapping the 2020 State Legislature Races". The Cook Political Report. Retrieved November 1, 2020.
^ "Election Night Results". Missouri Secretary of State. Retrieved November 20, 2020.
^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ ^o ^p ^q ^r ^s ^t ^u ^v ^w ^x ^y ^z ^aa ^ab ^ac ^ad "State of Missouri - Primary Election, August 04, 2020" (PDF). Missouri Secretary of State. August 24, 2020.
^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ ^o ^p ^q "State of Missouri - General Election, November 03, 2020". Missouri Secretary of State. December 8, 2020. Archived from the original on January 27, 2021. Retrieved February 17, 2021.

[nytmoresults-1] "Missouri Election Results". The New York Times. November 3, 2020. Retrieved November 19, 2020.

[cook-october-2] "October Overview: Handicapping the 2020 State Legislature Races". The Cook Political Report. Retrieved November 1, 2020.

[3] "Election Night Results". Missouri Secretary of State. Retrieved November 20, 2020.

[MO_State_Senate_Primary_Election_2020-4] ^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ ^o ^p ^q ^r ^s ^t ^u ^v ^w ^x ^y ^z ^aa ^ab ^ac ^ad "State of Missouri - Primary Election, August 04, 2020" (PDF). Missouri Secretary of State. August 24, 2020.

[MO_State_Senate_General_Election_2020-5] ^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ ^o ^p ^q "State of Missouri - General Election, November 03, 2020". Missouri Secretary of State. December 8, 2020. Archived from the original on January 27, 2021. Retrieved February 17, 2021.

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