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1984 US Senate

32 contests

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SENATE

US Senate · 1984

No Majority

DEM

51 needed

REP

IND

Before

46

52

After

48

50

Net change:D +2·R −2·32 seats contested

Chamber Control

Democratic48

Republican50

Threshold:51 seats

D 48 – R 50

No party holds majority

32 contests|D won 16|R won 16

	State ▲	Winner	W%	Votes	Runner-up	R-up%	Votes	Margin	Swing
▶	Alabama	HeflinDEM	62.8%	860,535	SmithREP	36.4%	498,508	D+26.4	↑ D+14.5
▶	Arkansas	PryorDEM	57.4%	502,341	BethuneREP	42.6%	373,615	D+14.7	↓ R+45.6
▶	Colorado	ArmstrongREP	64.3%	833,821	DickDEM	34.6%	449,327	R+29.6	↓ R+11.3
▶	Delaware	BidenDEM	60.1%	147,831	BurrisREP	39.9%	98,101	D+20.2	↑ D+3.3
▶	Georgia	NunnDEM	79.9%	1,344,104	HicksREP	20.1%	337,196	D+59.9	↓ R+6.4
▶	Idaho	McClureREP	72.2%	293,193	BuschDEM	26.0%	105,591	R+46.2	↓ R+9.3
▶	Illinois	SimonDEM	50.1%	2,397,303	PercyREP	48.2%	2,308,039	D+1.9	↑ D+9.7
▶	Iowa	HarkinDEM	55.5%	716,883	JepsenREP	43.7%	564,381	D+11.8	↑ D+15.0
▶	Kansas	KassebaumREP	76.0%	757,402	MaherDEM	21.2%	211,664	R+54.8	↓ R+43.3
▶	Kentucky	McConnellREP	49.9%	644,990	HuddlestonDEM	49.5%	639,721	R+0.4	↓ R+24.5
▶	Louisiana	JohnstonDEM	85.8%	838,181	RossREP	8.8%	86,546	D+76.9	↑ D+17.5
▶	Maine	CohenREP	73.3%	404,414	MitchellDEM	25.9%	142,626	R+47.5	↓ R+24.8
▶	Massachusetts	KerryDEM	55.0%	1,392,981	ShamieREP	44.9%	1,136,806	D+10.1	↓ R+0.1
▶	Michigan	LevinDEM	51.8%	1,915,831	LousmaREP	47.2%	1,745,302	D+4.6	↑ D+0.3
▶	Minnesota	BoschwitzREP	58.1%	1,199,926	GroweDEM	41.3%	852,844	R+16.8	↑ D+10.1
▶	Mississippi	CochranREP	60.9%	580,314	WinterDEM	39.1%	371,926	R+21.9	↓ R+8.6
▶	Montana	BaucusDEM	56.9%	215,704	CozzensREP	40.7%	154,308	D+16.2	↑ D+4.8
▶	Nebraska	ExonDEM	51.9%	332,217	HochREP	48.0%	307,147	D+3.9	↓ R+31.4
▶	New Hampshire	HumphreyREP	58.8%	225,828	D'AmoursDEM	41.0%	157,447	R+17.8	↓ R+15.6
▶	New Jersey	BradleyDEM	64.2%	1,986,644	MocharyREP	34.9%	1,080,100	D+29.3	↑ D+17.1
▶	New Mexico	DomeniciREP	71.9%	361,371	PrattDEM	28.1%	141,253	R+43.8	↓ R+37.0
▶	North Carolina	HelmsREP	51.7%	1,156,768	HuntDEM	47.8%	1,070,488	R+3.9	↑ D+5.2
▶	Oklahoma	BorenDEM	75.6%	906,131	CrozierREP	23.4%	280,638	D+52.2	↑ D+19.6
▶	Oregon	HatfieldREP	66.5%	808,152	HendricksenDEM	33.4%	406,122	R+33.1	↓ R+9.7
▶	Rhode Island	PellDEM	72.5%	286,780	LeonardREP	27.4%	108,492	D+45.1	↓ R+5.1
▶	South Carolina	ThurmondREP	66.8%	644,815	PurvisDEM	31.8%	306,982	R+35.0	↓ R+23.8
▶	South Dakota	PresslerREP	74.5%	235,176	CunninghamDEM	25.5%	80,537	R+49.0	↓ R+15.3
▶	Tennessee	GoreDEM	60.7%	1,000,607	AsheREP	33.8%	557,016	D+26.9	↑ D+42.2
▶	Texas	GrammREP	58.6%	3,116,348	DoggettDEM	41.4%	2,202,557	R+17.2	↓ R+16.6
▶	Virginia	WarnerREP	70.0%	1,406,194	HarrisonDEM	29.9%	601,142	R+40.1	↓ R+39.7
▶	West Virginia	RockefellerDEM	51.8%	374,233	RaeseREP	47.7%	344,680	D+4.1	↑ D+3.1
▶	Wyoming	SimpsonREP	78.3%	146,373	RyanDEM	21.7%	40,525	R+56.6	↓ R+32.3

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