U.S. Senate elections in Maryland
Elections won
R 11 · D 2738 Senate elections since 1914
Last decided by
11.8 pts2024, Angela Alsobrooks over Lawrence J. Hogan
Closest ever
0.36 pts1946, Herbert R. O'Conor over David J. Markey
Longest streak
15 in a rowDemocratic, 1982–2024
Next election
2028Tuesday, November 7, 2028
Maryland's U.S. Senate seats are held by Democrat Chris van Hollen and Democrat Angela Alsobrooks; Alsobrooks won the most recent race by 11.8 points in 2024. Hollen has held one seat since 2016 and Alsobrooks the other since 2024. The 2024 race put Alsobrooks ahead of Lawrence J. Hogan, 11.8 points clear. Across 38 elections since 1914, Republicans have won 11 and Democrats 27. Of those, the closest was 1946, decided by 0.36 points; the widest 1992, by 42.0 points.
Chris van Hollen D 1,316,897 · Chris Chaffee R 682,293
Benjamin L. Cardin D 1,491,614 · Tony Campbell R 697,017 · Neal Simon U 85,964 · Arvin Vohra L 22,943
Benjamin L. Cardin D 1,474,028 · Daniel John Bongino R 693,291 · S. Rob Sobhani 430,934 · Dean Ahmad L 32,252
Barbara A. Mikulski D 1,140,531 · Eric Wargotz R 655,666 · Kenniss Henry G 20,717 · Richard Shawver C 14,746 · +1 more
Barbara A. Mikulski D 1,504,691 · E. J. Pipkin R 783,055 · Maria Allwine G 24,816 · Thomas Trump C 9,009
Barbara A. Mikulski D 1,062,810 · Ross Z. Pierpont R 444,637
Paul S. Sarbanes D 809,125 · William Brock R 559,908
Barbara A. Mikulski D 1,307,610 · Alan L. Keyes R 533,688
Paul S. Sarbanes D 999,166 · Alan L. Keyes R 617,537
Barbara A. Mikulski D 675,225 · Linda Chavez R 437,411
Paul S. Sarbanes D 707,356 · Lawrence J. Hogan R 407,334
Charles McC. Mathias Jr. R 850,970 · Edward T. Conroy D 435,118
Charles McC. Mathias Jr. R 503,223 · Barbara A. Mikulski D 374,563
Joseph D. Tydings D 678,649 · J. Glenn Beall R 402,393
Daniel B. Brewster D 439,723 · Edward T. Miller R 269,131
J. Glenn Beall R 382,021 · Thomas D'Alesandro D 367,270
John M. Butler R 473,059 · George P. Mahoney D 419,108
J. Glenn Beall R 449,823 · George P. Mahoney D 406,370
Herbert R. O'Conor D 229,776 · David J. Markey R 228,152
Millard E. Tydings D 344,725 · Blanchard Randall R 213,705
George L. Radcliffe D 394,239 · Harry W. Nice R 203,912 · Edwin B. Abbott S 4,204 · David L. Elliott I 3,423 · +2 more
Millard E. Tydings D 357,245 · Oscar Leser R 153,253 · George W. Hunt U 5,784 · Elisabeth Gilman S 3,311 · +2 more
George L. Radcliffe D 264,279 · Joseph I. France R 197,643 · Elisabeth Gliman S 6,067 · Frank N. Lang S 1,935 · +1 more
Millard E. Tydings D 293,389 · Wallace Williams R 138,266 · William A. Toole S 8,105 · Noah S. Twigg S 1,859 · +1 more
Phillips L. Goldsborough R 256,224 · William C. Bruce D 214,447 · William A. Toole S 2,026 · Robert W. Stevens S 1,370
William C. Bruce D 160,947 · Joseph I. France R 139,581 · Robert E. Long S 2,909 · James L. Smiley S 2,479
Ovington E. Weller R 184,999 · John Walter Smith D 169,200 · G. D. Iverson I 21,345 · William A. Toole S 6,559 · +2 more
Joseph I. France R 113,662 · David J. Lewis D 109,740 · James W. Frizzell P 3,325 · Sylvester L. Young S 2,590 · +1 more
John Walter Smith D 110,204 · Edward C. Carrington R 94,864 · V. Milton Reichard P 3,697 · Charles E. Develin S 3,255 · +2 more