Elections / 2020 · Senate · KS
Kansas — 2020 U.S. Senate election
Recent presidential results
Akashicstate2020 Senate electionKansas · U.S. SenateMarshallR+11.4
How it voted
Share of the 2020 vote
| Roger Marshall ✓Republican | 53.2% | 727,962 |
|---|---|---|
| Barbara BollierDemocrat | 41.8% | 571,530 |
| Jason BuckleyLibertarian | 5.0% | 68,263 |
2020Senate margin
D+60R+60
105 counties, each filled by 2020 D-vs-R margin. Hover any county for its result.
County-level results (105 counties) — table
| County | Winner | Margin |
|---|---|---|
| ALLEN, KS | Republican | R+36.7 |
| ANDERSON, KS | Republican | R+47.9 |
| ATCHISON, KS | Republican | R+27.2 |
| BARBER, KS | Republican | R+66.8 |
| BARTON, KS | Republican | R+51.2 |
| BOURBON, KS | Republican | R+44.1 |
| BROWN, KS | Republican | R+40.2 |
| BUTLER, KS | Republican | R+36.2 |
| CHASE, KS | Republican | R+42.7 |
| CHAUTAUQUA, KS | Republican | R+69.0 |
| CHEROKEE, KS | Republican | R+42.5 |
| CHEYENNE, KS | Republican | R+62.9 |
| CLARK, KS | Republican | R+63.2 |
| CLAY, KS | Republican | R+49.5 |
| CLOUD, KS | Republican | R+49.3 |
| COFFEY, KS | Republican | R+48.6 |
| COMANCHE, KS | Republican | R+61.3 |
| COWLEY, KS | Republican | R+30.2 |
| CRAWFORD, KS | Republican | R+15.7 |
| DECATUR, KS | Republican | R+63.6 |
| DICKINSON, KS | Republican | R+46.5 |
| DONIPHAN, KS | Republican | R+57.4 |
| DOUGLAS, KS | Democratic | D+39.8 |
| EDWARDS, KS | Republican | R+58.1 |
| ELK, KS | Republican | R+60.3 |
| ELLIS, KS | Republican | R+39.2 |
| ELLSWORTH, KS | Republican | R+44.8 |
| FINNEY, KS | Republican | R+21.9 |
| FORD, KS | Republican | R+27.9 |
| FRANKLIN, KS | Republican | R+33.2 |
| GEARY, KS | Republican | R+9.6 |
| GOVE, KS | Republican | R+67.7 |
| GRAHAM, KS | Republican | R+57.0 |
| GRANT, KS | Republican | R+51.4 |
| GRAY, KS | Republican | R+63.9 |
| GREELEY, KS | Republican | R+64.9 |
| GREENWOOD, KS | Republican | R+51.0 |
| HAMILTON, KS | Republican | R+58.6 |
| HARPER, KS | Republican | R+54.0 |
| HARVEY, KS | Republican | R+15.1 |
| HASKELL, KS | Republican | R+54.4 |
| HODGEMAN, KS | Republican | R+62.2 |
| JACKSON, KS | Republican | R+32.0 |
| JEFFERSON, KS | Republican | R+26.1 |
| JEWELL, KS | Republican | R+66.4 |
| JOHNSON, KS | Democratic | D+7.8 |
| KEARNY, KS | Republican | R+57.6 |
| KINGMAN, KS | Republican | R+52.1 |
| KIOWA, KS | Republican | R+67.1 |
| LABETTE, KS | Republican | R+29.1 |
| LANE, KS | Republican | R+64.2 |
| LEAVENWORTH, KS | Republican | R+17.0 |
| LINCOLN, KS | Republican | R+58.0 |
| LINN, KS | Republican | R+53.6 |
| LOGAN, KS | Republican | R+65.2 |
| LYON, KS | Republican | R+5.6 |
| MARION, KS | Republican | R+43.5 |
| MARSHALL, KS | Republican | R+41.6 |
| MCPHERSON, KS | Republican | R+35.0 |
| MEADE, KS | Republican | R+63.3 |
| MIAMI, KS | Republican | R+34.7 |
| MITCHELL, KS | Republican | R+58.4 |
| MONTGOMERY, KS | Republican | R+46.7 |
| MORRIS, KS | Republican | R+37.5 |
| MORTON, KS | Republican | R+67.3 |
| NEMAHA, KS | Republican | R+58.7 |
| NEOSHO, KS | Republican | R+38.5 |
| NESS, KS | Republican | R+73.4 |
| NORTON, KS | Republican | R+63.8 |
| OSAGE, KS | Republican | R+36.2 |
| OSBORNE, KS | Republican | R+60.5 |
| OTTAWA, KS | Republican | R+58.8 |
| PAWNEE, KS | Republican | R+45.8 |
| PHILLIPS, KS | Republican | R+68.3 |
| POTTAWATOMIE, KS | Republican | R+42.7 |
| PRATT, KS | Republican | R+46.4 |
| RAWLINS, KS | Republican | R+65.4 |
| RENO, KS | Republican | R+29.1 |
| REPUBLIC, KS | Republican | R+62.9 |
| RICE, KS | Republican | R+46.3 |
| RILEY, KS | Democratic | D+5.7 |
| ROOKS, KS | Republican | R+66.0 |
| RUSH, KS | Republican | R+57.5 |
| RUSSELL, KS | Republican | R+56.3 |
| SALINE, KS | Republican | R+24.5 |
| SCOTT, KS | Republican | R+67.8 |
| SEDGWICK, KS | Republican | R+8.7 |
| SEWARD, KS | Republican | R+24.8 |
| SHAWNEE, KS | Democratic | D+6.2 |
| SHERIDAN, KS | Republican | R+73.1 |
| SHERMAN, KS | Republican | R+63.4 |
| SMITH, KS | Republican | R+61.4 |
| STAFFORD, KS | Republican | R+58.3 |
| STANTON, KS | Republican | R+60.0 |
| STEVENS, KS | Republican | R+68.3 |
| SUMNER, KS | Republican | R+42.4 |
| THOMAS, KS | Republican | R+59.9 |
| TREGO, KS | Republican | R+58.3 |
| WABAUNSEE, KS | Republican | R+42.1 |
| WALLACE, KS | Republican | R+83.6 |
| WASHINGTON, KS | Republican | R+60.9 |
| WICHITA, KS | Republican | R+64.5 |
| WILSON, KS | Republican | R+52.0 |
| WOODSON, KS | Republican | R+48.1 |
| WYANDOTTE, KS | Democratic | D+33.6 |
presidential baselinePresident 2020R+14.7Senate 2020R+11.4vs. baselineD+3.2
Kansas's 2020 Senate race ran 3.2 points more Democratic than the presidential race on the same ballot.
Kansas's Senate margins
Every contest in our store, 1978–2022
| Year | Margin (D minus R) |
|---|---|
| 1978 | −11.5% |
| 1980 | −27.5% |
| 1984 | −54.8% |
| 1986 | −40.1% |
| 1990 | −47.2% |
| 1992 | −31.7% |
| 1996 | −27.6% |
| 1998 | −33.7% |
| 2002 | −82.5% |
| 2004 | −41.7% |
| 2008 | −23.6% |
| 2010 | −43.7% |
| 2014 | −53.1% |
| 2016 | −29.9% |
| 2020 | −11.4% |
| 2022 | −23.0% |
Same ballot, 2020KS
Source. MIT Election Data + Science Lab — 2020 US Senate returns, party-classified by literal ballot party · county returns aggregated from precinct-level results. Real returns — nothing estimated.