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2015 Senate Scores

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The Lugar Center - McCourt School Bipartisan Index

Senate Scores

114th Congress First Session (2015)

                         
                         
Senator (by score)   Senator (alphabetical)
# Name State Party Score   # Name State Party Score
1 Collins Susan ME R 2.27114   47 Alexander Lamar TN R -0.17613
2 Donnelly Joe IN D 1.83206   11 Ayotte Kelly NH R 0.78900
3 Kirk Mark IL R 1.49994   80 Baldwin Tammy WI D -0.87054
4 Manchin Joe WV D 1.24699   66 Barrasso John WY R -0.64640
5 Grassley Chuck IA R 1.21807   23 Bennet Michael CO D 0.38591
6 Portman Rob OH R 1.10254   82 Blumenthal Richard CT D -0.92150
7 Blunt Roy MO R 0.92726   7 Blunt Roy MO R 0.92726
8 Moran Jerry KS R 0.90693   61 Booker Cory NJ D -0.52868
9 Heller Dean NV R 0.89984   25 Boozman John AR R 0.30580
10 Coons Chris DE D 0.87911   96 Boxer Barbara CA D -1.38343
11 Ayotte Kelly NH R 0.78900   74 Brown Sherrod OH D -0.75974
12 Wicker Roger MS R 0.74979   29 Burr Richard NC R 0.23059
13 Graham Lindsey SC R 0.72487   41 Cantwell Maria WA D -0.08598
14 Capito Shelley WV R 0.71897   14 Capito Shelley WV R 0.71897
15 Warner Mark VA D 0.69749   32 Cardin Ben MD D 0.17540
16 Toomey Pat PA R 0.69237   22 Carper Tom DE D 0.39953
17 Hoeven John ND R 0.67384   43 Casey Bob PA D -0.11249
18 Corker Bob TN R 0.63726   68 Cassidy Bill LA R -0.65204
19 Heitkamp Heidi ND D 0.59594   75 Coats Dan IN R -0.81543
20 Klobuchar Amy MN D 0.48111   40 Cochran Thad MS R -0.05974
21 McCaskill Claire MO D 0.46508   1 Collins Susan ME R 2.27114
22 Carper Tom DE D 0.39953   10 Coons Chris DE D 0.87911
23 Bennet Michael CO D 0.38591   18 Corker Bob TN R 0.63726
24 Peters Gary MI D 0.33644   57 Cornyn John TX R -0.41139
25 Boozman John AR R 0.30580   88 Cotton Tom AR R -1.13847
26 Tester Jon MT D 0.30387   45 Crapo Mike ID R -0.13692
27 Gardner Cory CO R 0.25083   97 Cruz Ted TX R -1.40999
28 Rubio Marco FL R 0.24861   55 Daines Steve MT R -0.40341
29 Burr Richard NC R 0.23059   2 Donnelly Joe IN D 1.83206
30 King Angus ME D 0.22004   92 Durbin Dick IL D -1.29778
31 Nelson Bill FL D 0.17624   34 Enzi Mike WY R 0.14226
32 Cardin Ben MD D 0.17540   38 Ernst Joni IA R 0.03688
33 Sessions Jeff AL R 0.16831   62 Feinstein Dianne CA D -0.53303
34 Enzi Mike WY R 0.14226   72 Fischer Deb NE R -0.74208
35 Murkowski Lisa AK R 0.12918   48 Flake Jeff AZ R -0.18002
36 Isakson Johnny GA R 0.11754   76 Franken Al MN D -0.82968
37 Tillis Thom NC R 0.08615   27 Gardner Cory CO R 0.25083
38 Ernst Joni IA R 0.03688   67 Gillibrand Kirsten NY D -0.64651
39 Shaheen Jeanne NH D -0.00243   13 Graham Lindsey SC R 0.72487
40 Cochran Thad MS R -0.05974   5 Grassley Chuck IA R 1.21807
41 Cantwell Maria WA D -0.08598   58 Hatch Orrin UT R -0.41531
42 Thune John SD R -0.09615   73 Heinrich Martin NM D -0.74907
43 Casey Bob PA D -0.11249   19 Heitkamp Heidi ND D 0.59594
44 Sullivan Dan AK R -0.12527   9 Heller Dean NV R 0.89984
45 Crapo Mike ID R -0.13692   87 Hirono Mazie HI D -1.03404
46 Kaine Tim VA D -0.15601   17 Hoeven John ND R 0.67384
47 Alexander Lamar TN R -0.17613   65 Inhofe Jim OK R -0.60721
48 Flake Jeff AZ R -0.18002   36 Isakson Johnny GA R 0.11754
49 Stabenow Debbie MI D -0.22108   52 Johnson Ron WI R -0.28570
50 Roberts Pat KS R -0.26357   46 Kaine Tim VA D -0.15601
51 Paul Rand KY R -0.26934   30 King Angus ME D 0.22004
52 Johnson Ron WI R -0.28570   3 Kirk Mark IL R 1.49994
53 Leahy Patrick VT D -0.32387   20 Klobuchar Amy MN D 0.48111
54 Scott Tim SC R -0.34351   69 Lankford James OK R -0.65338
55 Daines Steve MT R -0.40341   53 Leahy Patrick VT D -0.32387
56 Udall Tom NM D -0.40414   71 Lee Mike UT R -0.73718
57 Cornyn John TX R -0.41139   4 Manchin Joe WV D 1.24699
58 Hatch Orrin UT R -0.41531   91 Markey Ed MA D -1.27685
59 McCain John AZ R -0.51318   59 McCain John AZ R -0.51318
60 Risch Jim ID R -0.52800   21 McCaskill Claire MO D 0.46508
61 Booker Cory NJ D -0.52868   84 Menéndez Bob NJ D -0.93944
62 Feinstein Dianne CA D -0.53303   95 Merkley Jeff OR D -1.33805
63 Wyden Ron OR D -0.53909   81 Mikulski Barbara MD D -0.87178
64 Vitter David LA R -0.55020   8 Moran Jerry KS R 0.90693
65 Inhofe Jim OK R -0.60721   35 Murkowski Lisa AK R 0.12918
66 Barrasso John WY R -0.64640   83 Murphy Chris CT D -0.93717
67 Gillibrand Kirsten NY D -0.64651   86 Murray Patty WA D -0.99833
68 Cassidy Bill LA R -0.65204   31 Nelson Bill FL D 0.17624
69 Lankford James OK R -0.65338   51 Paul Rand KY R -0.26934
70 Schumer Chuck NY D -0.72719   90 Perdue David GA R -1.18492
71 Lee Mike UT R -0.73718   24 Peters Gary MI D 0.33644
72 Fischer Deb NE R -0.74208   6 Portman Rob OH R 1.10254
73 Heinrich Martin NM D -0.74907   78 Reed Jack RI D -0.84384
74 Brown Sherrod OH D -0.75974   60 Risch Jim ID R -0.52800
75 Coats Dan IN R -0.81543   50 Roberts Pat KS R -0.26357
76 Franken Al MN D -0.82968   77 Rounds Mike SD R -0.82972
77 Rounds Mike SD R -0.82972   28 Rubio Marco FL R 0.24861
78 Reed Jack RI D -0.84384   98 Sanders Bernie VT D -1.95559
79 Schatz Brian HI D -0.84394   89 Sasse Ben NE R -1.15644
80 Baldwin Tammy WI D -0.87054   79 Schatz Brian HI D -0.84394
81 Mikulski Barbara MD D -0.87178   70 Schumer Chuck NY D -0.72719
82 Blumenthal Richard CT D -0.92150   54 Scott Tim SC R -0.34351
83 Murphy Chris CT D -0.93717   33 Sessions Jeff AL R 0.16831
84 Menéndez Bob NJ D -0.93944   39 Shaheen Jeanne NH D -0.00243
85 Warren Elizabeth MA D -0.94121   94 Shelby Richard AL R -1.31178
86 Murray Patty WA D -0.99833   49 Stabenow Debbie MI D -0.22108
87 Hirono Mazie HI D -1.03404   44 Sullivan Dan AK R -0.12527
88 Cotton Tom AR R -1.13847   26 Tester Jon MT D 0.30387
89 Sasse Ben NE R -1.15644   42 Thune John SD R -0.09615
90 Perdue David GA R -1.18492   37 Tillis Thom NC R 0.08615
91 Markey Ed MA D -1.27685   16 Toomey Pat PA R 0.69237
92 Durbin Dick IL D -1.29778   56 Udall Tom NM D -0.40414
93 Whitehouse Sheldon RI D -1.29820   64 Vitter David LA R -0.55020
94 Shelby Richard AL R -1.31178   15 Warner Mark VA D 0.69749
95 Merkley Jeff OR D -1.33805   85 Warren Elizabeth MA D -0.94121
96 Boxer Barbara CA D -1.38343   93 Whitehouse Sheldon RI D -1.29820
97 Cruz Ted TX R -1.40999   12 Wicker Roger MS R 0.74979
98 Sanders Bernie VT D -1.95559   63 Wyden Ron OR D -0.53909
GovTrack data was used in the production of these scores
                         
Notes:
                         
Majority Leader Mitch McConnell (R-KY) and Minority Leader Harry Reid (D-NV) are excluded.
                         
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.