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1964 US Senate

35 contests

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SENATE

US Senate · 1964

Democratic Hold

DEM

51 needed

REP

IND

Before

64

32

1

After

65

30

3

Net change:D +1·R −2·I +2·35 seats contested

Chamber Control

DemocraticMajority65

Republican30

Independent3

Threshold:51 seats

D 65 – R 30 – I 3

35 contests|D won 27|R won 6|Other 2

	State ▲	Winner	W%	Votes	Runner-up	R-up%	Votes	Margin	Swing
▶	Arizona	FanninREP	51.4%	241,084	ElsonDEM	48.6%	227,704	R+2.9	↑ D+9.3
▶	California	MurphyREP	51.5%	3,628,555	SalingerDEM	48.5%	3,411,912	R+3.1	↓ R+17.2
▶	Connecticut	DoddDEM	64.6%	781,008	LodgeREP	35.3%	426,939	D+29.3	↑ D+14.4
▶	Delaware	WilliamsREP	51.7%	103,782	CarvelDEM	48.3%	96,850	R+3.5	↑ D+3.1
▶	Florida	HollandDEM	63.9%	997,585	KirkREP	36.0%	562,212	D+27.9	↓ R+14.6
▶	Hawaii	OtherOTH	87.1%	181,809	FongREP	7.0%	14,652	R+1.1	—
▶	Indiana	HartkeDEM	54.3%	1,128,505	BontragerREP	45.3%	941,519	D+9.0	↓ R+5.0
▶	Maine	MuskieDEM	66.6%	253,511	McIntireREP	33.4%	127,040	D+33.2	↑ D+11.7
▶	Maryland	TydingsDEM	62.8%	678,649	BeallREP	37.2%	402,393	D+25.6	↑ D+27.5
▶	Massachusetts	KennedyDEM	74.3%	1,716,907	WhitmoreREP	25.4%	587,663	D+48.8	↑ D+1.9
▶	Michigan	HartDEM	64.4%	1,996,912	PetersonREP	35.3%	1,096,272	D+29.0	↑ D+21.6
▶	Minnesota	McCarthyDEM	60.3%	931,363	WhitneyREP	39.3%	605,933	D+21.1	↑ D+14.8
▶	Mississippi	OtherOTH	55.7%	191,384	StennisDEM	44.3%	151,980	D+44.3	↓ R+55.7
▶	Missouri	SymingtonDEM	66.5%	1,186,666	BradshawREP	33.5%	596,377	D+33.1	↑ D+0.2
▶	Montana	MansfieldDEM	64.5%	180,643	BlewettREP	35.5%	99,367	D+29.0	↓ R+23.4
▶	Nebraska	HruskaREP	61.4%	345,772	ArndtDEM	38.6%	217,605	R+22.8	↓ R+11.5
▶	Nevada	CannonDEM	50.0%	67,336	LaxaltREP	50.0%	67,288	D+0.0	↓ R+15.3
▶	New Jersey	WilliamsDEM	61.9%	1,677,515	ShanleyREP	37.3%	1,011,280	D+24.6	↑ D+20.1
▶	New Mexico	MontoyaDEM	54.7%	178,209	MechemREP	45.3%	147,562	D+9.4	↓ R+7.1
▶	New York	KennedyDEM	53.5%	3,823,749	KeatingREP	43.4%	3,104,056	D+10.1	↑ D+12.4
▶	North Dakota	BurdickDEM	57.6%	149,264	KleppeREP	42.4%	109,681	D+15.3	↑ D+31.0
▶	Ohio	YoungDEM	50.2%	1,923,608	TaftREP	49.8%	1,906,782	D+0.4	↓ R+4.5
▶	Oklahoma(S)	HarrisDEM	51.2%	466,782	WilkinsonREP	48.8%	445,392	D+2.3	—
▶	Pennsylvania	ScottREP	50.6%	2,429,858	BlattDEM	49.1%	2,359,223	R+1.5	↑ D+1.4
▶	Rhode Island	PastoreDEM	82.7%	319,607	LagueuxREP	17.3%	66,715	D+65.5	↑ D+36.5
▶	Tennessee	GoreDEM	53.6%	570,542	KuykendallREP	46.4%	493,475	D+7.2	↓ R+52.8
▶	Tennessee(S)	BassDEM	52.1%	568,905	BakerREP	47.4%	517,330	D+4.7	↓ R+55.3
▶	Texas	YarboroughDEM	56.2%	1,463,958	BushREP	43.6%	1,134,337	D+12.7	↓ R+38.3
▶	Utah	MossDEM	57.3%	227,822	WikinsonREP	42.7%	169,562	D+14.7	↑ D+10.8
▶	Vermont	ProutyREP	50.7%	83,302	FayetteDEM	46.5%	76,457	R+4.2	↑ D+0.1
▶	Virginia	ByrdDEM	63.8%	592,260	MayREP	19.0%	176,624	D+44.8	↓ R+24.6
▶	Washington	JacksonDEM	72.2%	875,950	AndrewsREP	27.8%	337,138	D+44.4	↑ D+8.5
▶	West Virginia	ByrdDEM	67.7%	515,015	BenedictREP	32.3%	246,072	D+35.3	↑ D+16.7
▶	Wisconsin	ProxmireDEM	53.3%	892,013	RenkREP	46.6%	780,116	D+6.7	↓ R+7.7
▶	Wyoming	McGeeDEM	54.0%	76,485	WoldREP	46.0%	65,185	D+8.0	↑ D+6.3

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