The 1948 Washington gubernatorial election was held on November 2, 1948. Republican nominee Arthur B. Langlie defeated incumbent Democrat Monrad Wallgren with 50.50% of the vote in a rematch of the 1944 contest.
Primary election
The primary election was held on September 14, 1948. At the time, Washington used a blanket primary for nominations, with all candidates appearing on the same ballot and the highest candidate for each party being nominated.
Candidates
- Richard C. Beam (R)
- Clark R. Belknap (R)
- James M. Greene (R)
- L. R. Kemoe (R)
- Arthur B. Langlie (R), former governor
- Clarence D. Martin (D), state representative and former governor
- John T. McCutcheon (R), state senator
- Marius Rasmussen (R)
- George J. Smith (D)
- Robert F. Waldron (D), former state representative
- Monrad Wallgren (D), incumbent governor
General election
Candidates
Major party candidates
- Arthur B. Langlie, Republican
- Monrad Wallgren, Democratic
Other candidates
- Russell H. Fluent, Progressive
- Henry Killman, Socialist Labor
- Daniel Roberts, Socialist Workers
Results by county
Counties that flipped from Democratic to Republican
- Jefferson
- King
- Pacific
- Skagit
- Wahkiakum
Counties that flipped from Republican to Democratic