Elections / 2012 · Senate · WA
The Democratic candidate won Washington's Senate seat D+20.9.
Washington, 2012. Party-level statewide totals below — candidate names join when the raw MEDSL store is re-fetched with name columns. The presidential race shared this ballot.
Washington — 2012 Senate result
Source: MIT Election Data + Science Lab, 1976–2024 Senate returns (party-classified by literal ballot party).
Democratic (D)
1,855,493
60.5%
Republican (R)
1,213,924
39.5%
All others
0
0.0%
Margin
D+20.9
Washington's Senate margins
Every contest in our store, 1976–2024
| Year | Margin (D minus R) |
|---|---|
| 1976 | +47.6% |
| 1980 | −8.3% |
| 1982 | +44.7% |
| 1986 | +2.0% |
| 1988 | −2.2% |
| 1992 | +8.0% |
| 1994 | −11.5% |
| 1998 | +16.8% |
| 2000 | +0.1% |
| 2004 | +12.2% |
| 2006 | +16.9% |
| 2010 | +4.7% |
| 2012 | +20.9% |
| 2016 | +18.0% |
| 2018 | +16.9% |
| 2022 | +14.5% |
| 2024 | +18.5% |