Stay up to date

Legislative Partisan Splits

  1. State Resources
  2. Legislative Partisan Splits

QUICK HITS

Republican Controlled Chambers | House/Assembly: 29 | Senate: 30

Democratic Controlled Chambers | House/Assembly: 19 | Senate: 19

Multi-partisan Coalition Controlled Chambers | Alaska House and Alaska Senate

Updated: 10/21/2025
State Chamber Party Control Democrat Republican Independent Other Vacant Total Seats
Alabama House R 29 71 5 105
Alabama Senate R 8 27 35
Alaska House R * 14 21 1 4 40
Alaska Senate R * 9 11 20
Arizona House R 27 33 60
Arizona Senate R 13 17 30
Arkansas House R 19 81 100
Arkansas Senate R 6 29 35
California Assembly D 60 20 80
California Senate D 30 10 40
Colorado House D 43 22 65
Colorado Senate D 23 12 35
Connecticut House D 102 49 151
Connecticut Senate D 25 11 36
Delaware House D 27 14 41
Delaware Senate D 15 6 21
Florida House R 32 86 2 120
Florida Senate R 11 26 1 2 40
Georgia House R 80 99 1 180
Georgia Senate R 23 32 1 56
Hawaii House D 42 9 51
Hawaii Senate D 22 3 25
Idaho House R 9 61 70
Idaho Senate R 6 29 35
Illinois House D 78 40 118
Illinois Senate D 40 19 59
Indiana House R 30 70 100
Indiana Senate R 10 40 50
Iowa House R 33 67 100
Iowa Senate R 16 33 1 50
Kansas House R 37 88 125
Kansas Senate R 9 31 40
Kentucky House R 20 80 100
Kentucky Senate R 6 32 38
Louisiana House R 32 73 105
Louisiana Senate R 11 28 39
Maine House D 76 73 1 1 151
Maine Senate D 20 15 35
Maryland House D 102 38 1 141
Maryland Senate D 34 13 47
Massachusetts House D 134 25 1 160
Massachusetts Senate D 35 5 40
Michigan House R 52 58 110
Michigan Senate D 19 18 1 38
Minnesota House R 66 67 1 134
Minnesota Senate D 33 32 2 67
Mississippi House R 39 79 3 1 122
Mississippi Senate R 14 36 2 52
Missouri House R 52 108 3 163
Missouri Senate R 10 24 34
Montana House R 42 58 100
Montana Senate R 18 32 50
Nebraska Unicameral NP ** 49 49
Nevada Assembly D 27 15 42
Nevada Senate D 13 8 21
New Hampshire House R 177 219 1 3 400
New Hampshire Senate R 8 16 24
New Jersey Assembly D 52 28 80
New Jersey Senate D 25 15 40
New Mexico House D 44 26 70
New Mexico Senate D 26 16 42
New York Assembly D 102 47 1 150
New York Senate D 41 22 63
North Carolina House R 49 71 120
North Carolina Senate R 20 30 50
North Dakota House R 11 82 1 94
North Dakota Senate R 5 42 47
Ohio House R 33 65 1 99
Ohio Senate R 9 24 33
Oklahoma House R 20 81 101
Oklahoma Senate R 8 40 48
Oregon House D 35 24 1 60
Oregon Senate D 18 12 30
Pennsylvania House D 102 101 203
Pennsylvania Senate R 23 27 50
Rhode Island House D 64 10 1 75
Rhode Island Senate D 34 4 38
South Carolina House R 36 87 1 124
South Carolina Senate R 12 34 46
South Dakota House R 5 65 70
South Dakota Senate R 3 32 35
Tennessee House R 24 75 99
Tennessee Senate R 6 27 33
Texas House R 62 88 150
Texas Senate R 11 19 1 31
Utah House R 14 61 75
Utah Senate R 6 22 1 29
Vermont House D 87 56 7 150
Vermont Senate D 16 13 1 30
Virginia House D 51 48 1 100
Virginia Senate D 21 19 40
Washington House D 59 39 98
Washington Senate D 30 19 49
West Virginia House R 9 91 100
West Virginia Senate R 2 32 34
Wisconsin Assembly R 45 54 99
Wisconsin Senate R 15 18 33
Wyoming House R 6 56 62
Wyoming Senate R 2 29 31
Click Here for a Printable Version

*While Republicans hold the numerical majority in the Alaska House and Senate both chambers are governed by a multi-partisan coalition. The House Speaker is an Independent. The Senate President is a Republican.

**A majority of Senators in Nebraska identify as Republican.