U.S. Senate elections in Washington
Elections won
R 8 · D 3038 Senate elections since 1914
Last decided by
18.5 pts2024, Maria Cantwell over Dr Raul Garcia
Closest ever
0.09 pts2000, Maria Cantwell over Slade Gorton
Longest streak
10 in a rowDemocratic, 1950–1976
Next election
2028Tuesday, November 7, 2028
Washington's U.S. Senate seats are held by Democrat Patty Murray and Democrat Maria Cantwell; Cantwell won the most recent race by 18.5 points in 2024. Murray has held one seat since 1992 and Cantwell the other since 2000. The 2024 race put Cantwell ahead of Dr Raul Garcia, 18.5 points clear. Across 38 elections since 1914, Republicans have won 8 and Democrats 30. Of those, the closest was 2000, decided by 0.09 points; the widest 1970, by 66.4 points.
Maria Cantwell D 2,252,577 · Dr Raul Garcia R 1,549,187
Patty Murray D 1,741,827 · Tiffany Smiley R 1,299,322
Maria Cantwell D 1,803,364 · Susan Hutchison R 1,282,804
Patty Murray D 1,913,979 · Chris Vance R 1,329,338
Maria Cantwell D 1,855,493 · Michael Baumgartner R 1,213,924
Patty Murray D 1,314,930 · Dino Rossi R 1,196,164
Maria Cantwell D 1,184,659 · Mike McGavick R 832,106 · Bruce Guthrie L 29,331 · Aaron Dixon G 21,254 · +1 more
Patty Murray D 1,549,708 · George R. Nethercutt R 1,204,584 · J. Mills L 34,055 · Mark B. Wilson G 30,304
Patty Murray D 1,103,184 · Linda Smith R 785,377
Slade Gorton R 947,821 · Ron Sims D 752,352
Patty Murray D 1,197,973 · Rod Chandler R 1,020,829
Slade Gorton R 944,359 · Mike Lowry D 904,183
Slade Gorton R 936,317 · Warren G. Magnuson D 792,052
Henry M. Jackson D 1,071,219 · George M. Brown R 361,546 · Dave Smith I 28,182 · Richard K. Kenney L 19,373 · +2 more
Warren G. Magnuson D 611,811 · Jack Metcalf R 363,626 · Eugene Goosman I 19,871 · Clare Fraenzi S 8,176 · +1 more
Henry M. Jackson D 879,385 · Charles W. Elicker R 170,790 · William Massey S 9,255 · Edison Fisk B 7,377
Warren G. Magnuson D 796,183 · Jack Metcalf R 435,894 · Irwin R. Hogenauer N 2,762 · Debbie Leonard S 1,224
Henry M. Jackson D 875,950 · Lloyd J. Andrews R 337,138
Warren G. Magnuson D 491,365 · Richard G. Christensen R 446,204 · Henry Killman S 4,730 · W. Frank Horne C 930
Henry M. Jackson D 597,040 · Wiliiam B. Bantz R 278,271 · Henry Killman S 7,592 · Archie G. Idso C 2,257 · +1 more
Warren G. Magnuson D 685,565 · Arthur B. Langlie R 436,652
Henry M. Jackson D 595,288 · Harry P. Cain R 460,884 · Thomas C. Rabbitt P 1,912 · Henry Killman S 651
Warren G. Magnuson D 397,719 · Walter Williams R 342,464
Harry P. Cain R 358,847 · Hugh B. Mitchell D 298,683 · Harry Morton S 2,297 · Charles R. Swett S 515
Warren G. Magnuson D 452,013 · Harry P. Cain R 364,356 · Ray C. Roberts S 1,912 · Josephine B. Sulston P 1,598
Monrad C. Wallgren D 404,718 · Stephen F. Chadwick R 342,589
Lewis B. Schwellenbach D 302,606 · Reno Odlin R 168,994 · William J. Wilkins C 11,866 · John F. McKay S 7,192 · +4 more
Homer T. Bone D 365,949 · Wesley L. Jones R 197,450 · Frederick R. Burch L 28,859 · Andrew T. Hunter S 9,364 · +1 more
Wesley L. Jones R 164,130 · A. Scott Bullitt D 148,792 · David Burgess S 3,513 · J. L. Freeman F 3,437
Clarence C. Dill D 130,375 · Miles Poindexter R 126,556 · James A. Duncan F 35,352 · David Burgess S 1,905 · +1 more
Miles Poindexter R 202,287 · George Turner D 135,339 · Bruce Rogers S 21,709 · Joseph A. Campbell P 4,411 · +1 more
Wesley L. Jones R 130,479 · W. W. Black D 91,733 · Ole Hanson P 83,282 · Adam H. Barth S 30,234 · +1 more