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2023 Senate Scores

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The Lugar Center - McCourt School of Bipartisan Index

Senate Scores

118th Congress First Session (2023)

       
       
Senator (by score)   Senator (alphabetical)
# Name State Party Score   # Name State Party Score
1 Susan Collins ME R 2.41047   31 Tammy Baldwin WI D 0.28627
2 Gary Peters MI D 2.21262   64 John Barrasso WY R -0.52828
3 Maggie Hassan NH D 2.03057   32 Michael Bennet CO D 0.24740
4 Joe Manchin WV D 1.92481   47 Marsha Blackburn TN R -0.07916
5 John Cornyn TX R 1.71401   63 Richard Blumenthal CT D -0.50813
6 Jacky Rosen NV D 1.62065   66 Cory Booker NJ D -0.61682
7 Lisa Murkowski AK R 1.53979   21 John Boozman AR R 0.67637
8 Jerry Moran KS R 1.38410   19 Mike Braun IN R 0.70486
9 Todd Young IN R 1.37383   98 Katie Britt AL R -1.66551
10 Jon Tester MT D 1.33708   39 Sherrod Brown OH D 0.12565
11 Chuck Grassley IA R 1.28735   79 Ted Budd NC R -0.84996
12 Kyrsten Sinema AZ D 1.15383   35 Maria Cantwell WA D 0.21166
13 Shelley Capito WV R 1.12052   13 Shelley Capito WV R 1.12052
14 Raphael Warnock GA D 1.00101   55 Ben Cardin MD D -0.24163
15 Amy Klobuchar MN D 0.98294   38 Tom Carper DE D 0.14359
16 Chris Coons DE D 0.94683   53 Bob Casey PA D -0.22735
17 Angus King ME D 0.93671   18 Bill Cassidy LA R 0.85801
18 Bill Cassidy LA R 0.85801   1 Susan Collins ME R 2.41047
19 Mike Braun IN R 0.70486   16 Chris Coons DE D 0.94683
20 Mike Rounds SD R 0.70126   5 John Cornyn TX R 1.71401
21 John Boozman AR R 0.67637   34 Catherine Cortez Masto NV D 0.22385
22 Roger Wicker MS R 0.65419   94 Tom Cotton AR R -1.28330
23 Mark Warner VA D 0.55539   44 Kevin Cramer ND R 0.00771
24 Mark Kelly AZ D 0.49057   49 Mike Crapo ID R -0.10228
25 Deb Fischer NE R 0.48528   89 Ted Cruz TX R -1.18228
26 Jeanne Shaheen NH D 0.43549   60 Steve Daines MT R -0.42507
27 John Hickenlooper CO D 0.41157   73 Tammy Duckworth IL D -0.70770
28 Mitt Romney UT R 0.39857   46 Dick Durbin IL D -0.01211
29 Lindsey Graham SC R 0.38026   52 Joni Ernst IA R -0.15943
30 Bob Menendez NJ D 0.34204   74 Dianne Feinstein CA D -0.71180
31 Tammy Baldwin WI D 0.28627   88 John Fetterman PA D -1.02480
32 Michael Bennet CO D 0.24740   25 Deb Fischer NE R 0.48528
33 Jon Ossoff GA D 0.22705   61 Kirsten Gillibrand NY D -0.49530
34 Catherine Cortez Masto NV D 0.22385   29 Lindsey Graham SC R 0.38026
35 Maria Cantwell WA D 0.21166   11 Chuck Grassley IA R 1.28735
36 Ben Ray Luján NM D 0.20157   87 Bill Hagerty TN R -1.01023
37 Thom Tillis NC R 0.20150   3 Maggie Hassan NH D 2.03057
38 Tom Carper DE D 0.14359   90 Josh Hawley MO R -1.20746
39 Sherrod Brown OH D 0.12565   56 Martin Heinrich NM D -0.30269
40 Marco Rubio FL R 0.07608   27 John Hickenlooper CO D 0.41157
41 Debbie Stabenow MI D 0.06572   86 Mazie Hirono HI D -0.99231
42 John Thune SD R 0.05614   48 John Hoeven ND R -0.08820
43 Tim Kaine VA D 0.05060   83 Cindy Hyde-Smith MS R -0.92129
44 Kevin Cramer ND R 0.00771   95 Ron Johnson WI R -1.36213
45 James Lankford OK R -0.00574   43 Tim Kaine VA D 0.05060
46 Dick Durbin IL D -0.01211   24 Mark Kelly AZ D 0.49057
47 Marsha Blackburn TN R -0.07916   76 John Kennedy LA R -0.77146
48 John Hoeven ND R -0.08820   17 Angus King ME D 0.93671
49 Mike Crapo ID R -0.10228   15 Amy Klobuchar MN D 0.98294
50 Tina Smith MN D -0.14199   45 James Lankford OK R -0.00574
51 Dan Sullivan AK R -0.14432   92 Mike Lee UT R -1.25630
52 Joni Ernst IA R -0.15943   36 Ben Ray Luján NM D 0.20157
53 Bob Casey PA D -0.22735   70 Cynthia Lummis WY R -0.64662
54 Jim Risch ID R -0.23152   4 Joe Manchin WV D 1.92481
55 Ben Cardin MD D -0.24163   82 Edward Markey MA D -0.89611
56 Martin Heinrich NM D -0.30269   57 Roger Marshall KS R -0.33861
57 Roger Marshall KS R -0.33861   30 Bob Menendez NJ D 0.34204
58 Sheldon Whitehouse RI D -0.39095   68 Jeff Merkley OR D -0.63218
59 Brian Schatz HI D -0.40117   8 Jerry Moran KS R 1.38410
60 Steve Daines MT R -0.42507   72 Markwayne Mullin OK R -0.66602
61 Kirsten Gillibrand NY D -0.49530   7 Lisa Murkowski AK R 1.53979
62 Alex Padilla CA D -0.50354   81 Chris Murphy CT D -0.86152
63 Richard Blumenthal CT D -0.50813   96 Patty Murray WA D -1.44533
64 John Barrasso WY R -0.52828   33 Jon Ossoff GA D 0.22705
65 Tim Scott SC R -0.56797   62 Alex Padilla CA D -0.50354
66 Cory Booker NJ D -0.61682   69 Rand Paul KY R -0.63351
67 Chris Van Hollen MD D -0.62695   2 Gary Peters MI D 2.21262
68 Jeff Merkley OR D -0.63218   78 Jack Reed RI D -0.80941
69 Rand Paul KY R -0.63351   85 Pete Ricketts NE R -0.95609
70 Cynthia Lummis WY R -0.64662   54 Jim Risch ID R -0.23152
71 Elizabeth Warren MA D -0.65799   28 Mitt Romney UT R 0.39857
72 Markwayne Mullin OK R -0.66602   6 Jacky Rosen NV D 1.62065
73 Tammy Duckworth IL D -0.70770   20 Mike Rounds SD R 0.70126
74 Dianne Feinstein CA D -0.71180   40 Marco Rubio FL R 0.07608
75 Peter Welch VT D -0.71319   91 Bernie Sanders VT D -1.22635
76 John Kennedy LA R -0.77146   59 Brian Schatz HI D -0.40117
77 J.D. Vance OH R -0.79354   97 Eric Schmitt MO R -1.45836
78 Jack Reed RI D -0.80941   65 Tim Scott SC R -0.56797
79 Ted Budd NC R -0.84996   84 Rick Scott FL R -0.94738
80 Ron Wyden OR D -0.85867   26 Jeanne Shaheen NH D 0.43549
81 Chris Murphy CT D -0.86152   12 Kyrsten Sinema AZ D 1.15383
82 Edward Markey MA D -0.89611   50 Tina Smith MN D -0.14199
83 Cindy Hyde-Smith MS R -0.92129   41 Debbie Stabenow MI D 0.06572
84 Rick Scott FL R -0.94738   51 Dan Sullivan AK R -0.14432
85 Pete Ricketts NE R -0.95609   10 Jon Tester MT D 1.33708
86 Mazie Hirono HI D -0.99231   42 John Thune SD R 0.05614
87 Bill Hagerty TN R -1.01023   37 Thom Tillis NC R 0.20150
88 John Fetterman PA D -1.02480   93 Tommy Tuberville AL R -1.25831
89 Ted Cruz TX R -1.18228   67 Chris Van Hollen MD D -0.62695
90 Josh Hawley MO R -1.20746   77 J.D. Vance OH R -0.79354
91 Bernie Sanders VT D -1.22635   23 Mark Warner VA D 0.55539
92 Mike Lee UT R -1.25630   14 Raphael Warnock GA D 1.00101
93 Tommy Tuberville AL R -1.25831   71 Elizabeth Warren MA D -0.65799
94 Tom Cotton AR R -1.28330   75 Peter Welch VT D -0.71319
95 Ron Johnson WI R -1.36213   58 Sheldon Whitehouse RI D -0.39095
96 Patty Murray WA D -1.44533   22 Roger Wicker MS R 0.65419
97 Eric Schmitt MO R -1.45836   80 Ron Wyden OR D -0.85867
98 Katie Britt AL R -1.66551   9 Todd Young IN R 1.37383
                         
GovTrack data was used in the production of these scores
                         
Notes:
                         
Majority Leader Chuck Schumer (D-NY) and Minority Leader Mitch McConnell (R-KY) are excluded.
                         
Laphonza Butler (D-CA) and Ben Sasse (R-NE) are excluded because they served less than 6 months during 2023.
                         
Senators who are independent but caucus with a party for purposes of determining which party is in the majority are counted as a member of that party.