1978 general · November 7, 1978

1978 State legislatures election results

Every State legislatures race in the 1978 general election, state by state: winners, margins and seats that changed party.

← Nov 7, 1978 general1979 general →

Races4,920
Changed party477
Unopposed30%1,485 races
Incumbents defeated348

Chambers

ChamberRacesSeats wonChanged party
Alabama House of Representatives105D 101 · R 44
Alabama State Senate35D 35—
Alaska House of Representatives22D 25 · R 14 · Other 12
Alaska State Senate9D 5 · R 53
Arizona House of Representatives30D 18 · R 42—
Arizona State Senate30D 14 · R 164
Arkansas House of Representatives84D 94 · R 62
Arkansas State Senate18D 181
California State Assembly80D 50 · R 309
California State Senate20D 16 · R 43
Colorado House of Representatives65D 28 · R 378
Colorado State Senate17D 6 · R 114
Connecticut House of Representatives151D 103 · R 4816
Connecticut State Senate36D 26 · R 106
Delaware House of Representatives41D 21 · R 205
Delaware State Senate10D 7 · R 3—
Florida House of Representatives45D 89 · R 313
Florida State Senate18D 15 · R 63
Georgia House of Representatives154D 159 · R 212
Georgia State Senate56D 52 · R 4—
Hawaii House of Representatives27D 42 · R 9—
Hawaii State Senate8D 18 · R 7—
Idaho House of Representatives35D 20 · R 50—
Idaho State Senate35D 16 · R 191
Illinois House of Representatives59D 88 · R 88 · Other 1—
Illinois State Senate40D 20 · R 204
Indiana House of Representatives73D 46 · R 542
Indiana State Senate25D 10 · R 157
Iowa House of Representatives100D 44 · R 5620
Iowa State Senate25D 8 · R 176
Kansas House of Representatives125D 56 · R 68 · Other 116
Kansas State Senate1R 1—
Maine House of Representatives151D 77 · R 73 · Other 117
Maine State Senate33D 13 · R 19 · Other 14
Maryland House of Delegates58D 125 · R 161
Maryland State Senate47D 40 · R 71
Massachusetts House of Representatives160D 128 · R 30 · Other 244
Massachusetts State Senate37D 31 · R 64
Michigan House of Representatives110D 70 · R 406
Michigan State Senate38D 24 · R 144
Minnesota House of Representatives134D 67 · R 6740
Missouri House of Representatives163D 117 · R 469
Missouri State Senate17D 12 · R 51
Montana House of Representatives100D 55 · R 4512
Montana State Senate27D 15 · R 127
Nebraska Legislature25Other 25—
Nevada State Assembly40D 26 · R 149
Nevada State Senate7D 7 · R 31
New Hampshire House of Representatives161D 175 · R 224 · Other 13
New Hampshire State Senate24D 12 · R 124
New Mexico House of Representatives70D 41 · R 299
New Mexico State Senate9D 6 · R 3—
New York State Assembly150D 86 · R 648
New York State Senate60D 25 · R 35—
North Carolina House of Representatives45D 105 · R 151
North Carolina State Senate27D 44 · R 6—
North Dakota House of Representatives49D 30 · R 70—
North Dakota State Senate25D 4 · R 214
Ohio House of Representatives99D 62 · R 375
Ohio State Senate17D 9 · R 83
Oklahoma House of Representatives101D 75 · R 264
Oklahoma State Senate24D 21 · R 32
Oregon House of Representatives60D 34 · R 2613
Oregon State Senate16D 13 · R 32
Pennsylvania House of Representatives203D 99 · R 10420
Pennsylvania State Senate25D 12 · R 135
Rhode Island House of Representatives100D 84 · R 163
Rhode Island State Senate50D 46 · R 41
South Carolina House of Representatives124D 108 · R 168
South Carolina State Senate1D 1—
South Dakota House of Representatives28D 21 · R 33 · Uncalled 4—
South Dakota State Senate28D 8 · R 14 · Uncalled 63
Tennessee House of Representatives99D 60 · R 38 · Other 112
Tennessee State Senate17D 8 · R 8 · Other 13
Texas House of Representatives150D 128 · R 226
Texas State Senate15D 14 · R 1—
Utah House of Representatives75D 24 · R 5117
Utah State Senate15D 1 · R 146
Washington House of Representatives98D 48 · R 5016
Washington State Senate25D 14 · R 113
West Virginia House of Delegates36D 74 · R 261
West Virginia State Senate16D 12 · R 52
Wisconsin State Assembly99D 60 · R 3914
Wisconsin State Senate17D 11 · R 62
Wyoming House of Representatives23D 20 · R 425
Wyoming State Senate13D 5 · R 101

Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: Harvard Dataverse / Carl Klarner