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Three-Cycle Senate Races (by Incumbent Win Percentage)

A breakdown of incumbents across all three Senate classes, arranged by each Senator's most recent win percentage.

View incumbents by 2012 Obama vs. Romney performance ยป

2018 Cycle

60% or Greater 55% to 59.9% 54.9% or Less
DEMOCRATS (25)
Total =9 Total = 4
Total = 12
Feinstein (CA) 62.5% Nelson (FL) 55.2% Murphy (CT) 54.8%
Carper (DE) 66.4% Cardin (MD) 56.0% Donnelly (IN) 50.0%
Hirono (HI) 62.6% Stabenow (MI) 58.8% King (ME)(I) 52.9%
Klobuchar (MN) 65.2% Menendez (NJ) 58.9% Warren (MA) 53.7%
Gillibrand (NY) 71.6%
McCaskill (MO) 54.8%
Whitehouse (RI) 64.8%
Tester (MT) 48.6%
Sanders (VT)(I) 71.0%
Heinrich (NM) 51.0%
Cantwell (WA) 60.5%
Heitkamp (ND) 50.2%
Manchin (WV) 60.6%
Brown (OH) 50.7%


Casey (PA) 53.7%


Kaine (VA) 52.9%


Baldwin (WI) 51.4%
REPUBLICANS (8)
Total = 3 Total = 3
Total = 2
Corker (TN 64.9% Fischer (NE) 57.8% Flake (AZ) 49.2%
Hatch (UT) 65.3% Wicker (MS) 57.2% Heller (NV) 45.9%
Barrasso (WY) 75.7% Cruz (TX) 56.5%

2020 Cycle

60% or Greater 55% to 59.9% 54.9% or Less
DEMOCRATS (11)
Total = 2 Total = 4
Total = 5
Markey (MA) 62% Coons (DE) 55.8% Durbin (IL) 53.1%
Reed (RI) 70.7% Booker (NJ) 55.8% Peters (MI) 54.6%

Udall (NM) 55.4% Franken (MN) 53.2%

Merkley (OR) 55.8% Shaheen (NH) 51.6%


Warner (VA) 49.2%



REPUBLICANS (22)*
Total = 10 Total = 3
Total = 8
Sessions (AL) unopp Cotton (AR) 56.5% Sullivan (AK) 48.8%
Risch (ID) 65.3% McConnell (KY) 56.2% Gardner (CO) 48.5%
Sasse (NE) 64.8%
Perdue (GA) 53%
Collins (ME) 68.4%
Ernst (IA) 52.2%
Cochran (MS) 60.4%
Roberts (KS) 53.3%
Inhofe (OK) 68%
Cassidy (LA) 54%
Alexander (TN) 61.9%
Tillis (NC) 49%
Cornyn (TX) 61.6%
Graham (SC) 54.5%
Capito (WV) 62.1%
Rounds (SD) 50.4%
Enzi (WY) 72.3%

2022 Cycle

60% or Greater 55% to 59.9% 54.9% or Less
DEMOCRATS (10)
Total =4 Total =2 Total =4
Schatz (HI) 73.6% Boxer (CA) 52.1%
Blumenthal (CT) 62.9% Van Hollen (MD) 61.8% Wyden (OR) 57.2% Bennet (CO) 47.7%
Schumer (NY) 70.4%
Reid (NV) 50.2%
Leahy (VT) 61.3%
Murray (WA) 52.4%
REPUBLICANS (24)
Total = 10 Total = 6
Total = 8
Shelby (AL) 65.3% McCain (AZ) 59.2% Murkowski (AK) 39.3%
Crapo (ID) 71.1% Boozman (AR) 58.0% Rubio (FL) 48.9%
Grassley (IA) 64.5% Isakson (GA) 58.1% Kirk (IL) 48.2%
Moran (KS) 70.3% Paul (KY) 55.8% Coats (IN) 54.6%
Lankford (OK) 67.9% Vitter (LA) 56.6% Blunt (MO) 54.3%
Ayotte (NH) 60.2% Portman (OH) 57.3% Burr (NC) 55.0%
Hoeven (ND) 76.2%
Toomey (PA) 51.0%
Scott (SC) 61.2%
Johnson (WI) 51.9%
Thune (SD) unopp

Lee (UT) 61.6%