2004 New York Mets season September September

| Date_ | Opponent | Score | Loss | Attendance |
|---|---|---|---|---|
| September 1 | Florida | 5-4 | Glavine (9-11) | 19621 |
| September 2 | Florida | 9-6 | Seo (4-8) | 24937 |
| September 3 | @ Philadelphia | 8-1 | Bell (0-2) | 37267 |
| September 4 | @ Philadelphia | 7-0 | Leiter (9-6) | 43089 |
| September 5 | @ Philadelphia | 4-2 | Trachsel (10-13) | 43628 |
| September 7 | @ Florida | 7-3 | Glavine (9-12) | 14308 |
| September 8 | @ Florida | 3-0 | Seo (4-9) | 14691 |
| September 9 | @ Florida | 4-0 | Valdez (12-8) | 13102 |
| September 10 | Philadelphia | 9-5 | Bottalico (3-2) | 27827 |
| September 11 | Philadelphia | 11-9 | Darensbourg (0-1) | 21718 |
| September 12 | Philadelphia | 4-2 | Glavine (9-13) | 23391 |
| September 13 | Atlanta | 9-7 | Wright (14-7) | <1,000 |
| September 13 | Atlanta | 7-1 | Seo (4-10) | 21476 |