Most Progressive U.S. Senators of 2025

The lowest-ranked U.S. Senators by 2025 GOP Platform scorecard score — those voting against the positions tracked by National GOP Platform.

See the methodology page for how scores are calculated.

Rank	Lawmaker	Party / State / District	2025 Score
1	Sen. Becca Balint	D-US-0	7%
2	Sen. Mazie Hirono	D-US	8%
3	Sen. Lisa Blunt Rochester	D-DE	9%
4	Sen. Sheldon Whitehouse	D-US	10%
5	Sen. Angela Alsobrooks	D-MD	10%
6	Sen. Tammy Duckworth	D-US	10%
7	Sen. Chris Van Hollen	D-US	11%
8	Sen. Jack Reed	D-RI	11%
9	Sen. Angus King	I-ME	12%
10	Sen. Elizabeth Warren	D-US	12%
11	Sen. Brian Schatz	D-US	12%
12	Sen. Edward Markey	D-US	12%
13	Sen. Jeff Merkley	D-US	12%
14	Sen. Tina Smith	D-US	12%
15	Sen. Patty Murray	D-US	12%
16	Sen. Mark Kelly	D-US	12%
17	Sen. Tammy Baldwin	D-US	12%
18	Sen. Andy Kim	D-NJ	12%
19	Sen. Tim Kaine	D-VA	12%
20	Sen. Kirsten Gillibrand	D-US	12%
21	Sen. Jeanne Shaheen	D-US	13%
22	Sen. Christopher Murphy	D-US	13%
23	Sen. Amy Klobuchar	D-US	13%
24	Sen. Martin Heinrich	D-US	13%
25	Sen. Ben Luján	D-US	13%
26	Sen. Richard Blumenthal	D-US	13%
27	Sen. Richard Durbin	D-US	13%
28	Sen. Margaret Hassan	D-NH	13%
29	Sen. Adam Schiff	D-US	13%
30	Sen. Sarah McBride	D-US-0	13%
31	Sen. Peter Welch	D-VT	13%
32	Sen. Alex Padilla	D-US	13%
33	Sen. Gary Peters	D-US	14%
34	Sen. Charles Schumer	D-US	14%
35	Sen. Ron Wyden	D-US	14%
36	Sen. Cory Booker	D-US	14%
37	Sen. Bernard Sanders	I-VT	14%
38	Sen. Ruben Gallego	D-US	14%
39	Sen. Elissa Slotkin	D-US	14%
40	Sen. Mark Warner	D-US	15%
41	Sen. Raphael Warnock	D-US	15%
42	Sen. Christopher Coons	D-US	15%
43	Sen. Michael Bennet	D-US	16%
44	Sen. Jacky Rosen	D-US	16%
45	Sen. John Hickenlooper	D-US	16%
46	Sen. Maria Cantwell	D-US	16%
47	Sen. Jon Ossoff	D-US	17%
48	Sen. John Fetterman	D-US	17%
49	Sen. Catherine Cortez Masto	D-US	18%
50	Sen. Susan Collins	R-US	60%