1966 San Francisco 49ers season Schedule Schedule

| Week | Date_ | Opponent | Result_ | Attendance |
|---|---|---|---|---|
| 11 | November 20, 1966 | Philadelphia Eagles | L 35-34 | 31993 |
| 12 | November 24, 1966 | at Detroit Lions | W 41-14 | 53189 |
| 13 | December 4, 1966 | at Green Bay Packers | L 20-7 | 48725 |
| 14 | December 11, 1966 | Chicago Bears | W 41-14 | 37170 |
| 15 | December 18, 1966 | Baltimore Colts | L 30-14 | 40005 |