Most Progressive U.S. Senators of 2025

The lowest-ranked U.S. Senators by 2025 Reform Healthcare scorecard score — those voting against the positions tracked by Center for Healthcare Affordability.

See the methodology page for how scores are calculated.

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