Franchise · World Series
Boston Red Sox
In the World Series since 1903 · 9× champions
Covers the World Series from 1903 through 2025 — 1904 and 1994 had no Series.
Nine World Series titles. Only two franchises have more. Winners more often than not — 49 of 79 World Series games.
79
Games
49
Won
13
Appearances
9
Titles
Titles: 190319121915191619182004200720132018
◧
Biggest game win — Colorado Rockies 1 at Boston Red Sox 13, by 12 runs (2007).
The Boston Red Sox have played 79 World Series games across 13 appearances in the data: 49 won, 29 lost, 1 tied.
Franchise lineage (per Retrosheet's continuity table): reached the Series as Boston Americans, then the Boston Red Sox.
World Series finishes
| Year | Finish | As | Result |
|---|---|---|---|
| 1903 | Champions | Boston Americans | won 5–3 |
| 1912 | Champions | Boston Red Sox | won 4–3 |
| 1915 | Champions | Boston Red Sox | won 4–1 |
| 1916 | Champions | Boston Red Sox | won 4–1 |
| 1918 | Champions | Boston Red Sox | won 4–2 |
| 1946 | Runners-up | Boston Red Sox | lost 3–4 |
| 1967 | Runners-up | Boston Red Sox | lost 3–4 |
| 1975 | Runners-up | Boston Red Sox | lost 3–4 |
| 1986 | Runners-up | Boston Red Sox | lost 3–4 |
| 2004 | Champions | Boston Red Sox | won 4–0 |
| 2007 | Champions | Boston Red Sox | won 4–0 |
| 2013 | Champions | Boston Red Sox | won 4–2 |
| 2018 | Champions | Boston Red Sox | won 4–1 |
Biggest game win
Colorado Rockies 1 at Boston Red Sox 13 — by 12 runs (2007).
Notable games
- New York Giants 6–6 Boston Red Sox (tie) (game 2, 1912)
- Boston Red Sox 3–2 New York Giants (game 8, 1912)
- St. Louis Cardinals 4–3 Boston Red Sox (game 7, 1946)
- St. Louis Cardinals 7–2 Boston Red Sox (game 7, 1967)
- Cincinnati Reds 4–3 Boston Red Sox (game 7, 1975)
- New York Mets 8–5 Boston Red Sox (game 7, 1986)
Source: Retrosheet World Series game logs (glws.zip), 2025 World Series. The information used here was obtained free of charge from and is copyrighted by Retrosheet. — source
✓ Every fact computed from Retrosheet World Series game logs — retrosheet.org. Not written by anyone.