The 1982 Senate map

33 Senate contests were decided in 1982: Democrats won 20, Republicans 13. Every contest below links to its page with the state's full Senate history.

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Cycle summary

Wins by party — seats decided this cycle, not the resulting chamber balance.

Contests

33

Democratic wins

20

Republican wins

13

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Every contest

Statewide totals; candidate-level detail joins when the raw store is re-fetched with names.

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State	Won	Margin	Democratic	Republican	Total
Arizona	D	+16.6%	411,970	291,749	723,819
California	R	−6.8%	3,494,968	4,022,565	7,805,450
Connecticut	R	−4.3%	499,146	545,987	1,083,508
Delaware	R	−11.0%	84,413	105,357	190,960
Florida	D	+23.5%	1,637,667	1,015,330	2,652,997
Hawaii	D	+63.1%	245,386	52,071	306,410
Indiana	R	−8.2%	828,400	978,301	1,817,287
Massachusetts	D	+22.6%	1,247,084	784,602	2,050,564
Maryland	D	+26.9%	707,356	407,334	1,114,690
Maine	D	+21.7%	279,819	179,882	459,701
Michigan	D	+16.9%	1,728,793	1,223,288	2,994,292
Minnesota	R	−6.0%	840,401	949,207	1,804,675
Missouri	R	−1.7%	758,629	784,876	1,543,505
Mississippi	D	+28.4%	414,099	230,927	645,026
Montana	D	+12.8%	174,861	133,789	321,062
North Dakota	D	+28.8%	164,873	89,304	262,465
Nebraska	D	+38.1%	363,350	155,760	545,553
New Jersey	D	+3.2%	1,117,549	1,047,626	2,193,945
New Mexico	D	+7.5%	217,682	187,128	404,810
Nevada	R	−2.4%	114,720	120,377	235,097
New York	D	+33.7%	3,089,871	1,415,749	4,967,497
Ohio	D	+15.5%	1,923,767	1,396,790	3,395,463
Pennsylvania	R	−20.1%	1,412,965	2,136,418	3,604,108
Rhode Island	R	−2.4%	167,283	175,495	342,778
Tennessee	D	+23.9%	780,113	479,642	1,259,755
Texas	D	+18.1%	1,818,223	1,256,759	3,103,040
Utah	R	−16.9%	219,482	309,332	530,802
Virginia	R	−2.4%	690,839	724,571	1,415,410
Vermont	R	−3.0%	79,340	84,449	167,815
Washington	D	+44.7%	943,655	332,273	1,368,476
Wisconsin	D	+29.5%	983,311	527,355	1,544,883
West Virginia	D	+37.7%	387,170	173,910	565,314
Wyoming	R	−13.3%	72,466	94,725	167,191