1955 United States elections
| ← 1953          1954          1955          1956          1957 →  Off-year elections  | 
Elections in 1955 included:
- Congressional elections
 - Gubernatorial elections
 - State Senate elections
 - Mayoral elections
- 1955 Baltimore mayoral election
 - 1955 Boston mayoral election
 - 1955 Chicago mayoral election
 - 1955 Cleveland mayoral election
 - 1955 Evansville, Indiana, mayoral election
 - 1955 Indianapolis mayoral election
 - 1955 Manchester, New Hampshire, mayoral election
 - 1955 Philadelphia mayoral election
 - 1955 San Diego mayoral election
 - 1955 San Francisco mayoral election
 - 1955 Springfield, Massachusetts mayoral election
 
 - Municipal elections