| St. Louis Cardinals - 2021 | |||
Record: 90-72 Park: Busch Stadium III Attendance: 2,102,530 Park Factor: 92 NL Wild Card Team | |||
| Batting | Pitching | Fielding | Lineups | Value | |||||||
| Player | G | PA | OUTS | RS | RS27 | RSpm | |
| Paul Goldschmidt | 158 | 679 | 444 | 100.5 | 6.11 | 36.1 | |
| Tyler O'Neill | 138 | 537 | 360 | 84.5 | 6.34 | 32.5 | |
| Nolan Arenado |
157 | 653 | 469 | 93.0 | 5.35 | 23.8 | |
| Dylan Carlson | 149 | 619 | 413 | 72.0 | 4.71 | 10.2 | |
| Harrison Bader | 103 | 401 | 279 | 47.5 | 4.60 | 5.6 | |
| Yadier Molina |
121 | 472 | 348 | 55.5 | 4.31 | 3.0 | |
| Austin Dean | 22 | 38 | 25 | 6.0 | 6.48 | 2.4 | |
| Lars Nootbaar | 58 | 124 | 86 | 15.0 | 4.71 | 2.1 | |
| Jose Rondon | 63 | 90 | 62 | 11.0 | 4.79 | 1.7 | |
| Dakota Hudson | 2 | 4 | 2 | 0.5 | 6.75 | 0.2 | |
| Johan Oviedo | 14 | 22 | 17 | 2.5 | 3.97 | -0.1 | |
| Junior Fernandez | 18 | 1 | 1 | 0.0 | 0.00 | -0.2 | |
| Tyler Webb | 22 | 1 | 1 | 0.0 | 0.00 | -0.2 | |
| Brandon Waddell | 4 | 1 | 1 | 0.0 | 0.00 | -0.2 | |
| Alex Reyes |
70 | 1 | 1 | 0.0 | 0.00 | -0.2 | |
| Ali Sanchez | 2 | 4 | 2 | 0.0 | 0.00 | -0.3 | |
| Seth Elledge | 11 | 2 | 2 | 0.0 | 0.00 | -0.3 | |
| Paul DeJong | 113 | 402 | 295 | 44.5 | 4.07 | -0.3 | |
| Jack Flaherty | 17 | 26 | 19 | 2.5 | 3.55 | -0.4 | |
| Tommy Edman | 159 | 691 | 488 | 73.5 | 4.07 | -0.5 | |
| Daniel Ponce de Leon | 24 | 5 | 5 | 0.0 | 0.00 | -0.8 | |
| Scott Hurst | 7 | 5 | 5 | 0.0 | 0.00 | -0.8 | |
| Edmundo Sosa | 113 | 325 | 225 | 33.0 | 3.96 | -1.2 | |
| Max Moroff | 6 | 16 | 15 | 0.5 | 0.90 | -1.9 | |
| John Nogowski | 19 | 20 | 18 | 1.0 | 1.50 | -1.9 | |
| Wade LeBlanc | 12 | 13 | 13 | 0.0 | 0.00 | -2.1 | |
| Miles Mikolas | 9 | 15 | 14 | 0.0 | 0.00 | -2.3 | |
| J. A. Happ | 11 | 15 | 14 | 0.0 | 0.00 | -2.3 | |
| Jon Lester | 12 | 22 | 17 | 0.0 | 0.00 | -2.8 | |
| John Gant | 25 | 18 | 18 | 0.0 | 0.00 | -3.0 | |
| Jake Woodford | 26 | 20 | 18 | 0.0 | 0.00 | -3.0 | |
| Kwang Hyun Kim | 27 | 29 | 25 | 1.0 | 1.08 | -3.0 | |
| Carlos Martinez | 16 | 25 | 23 | 0.5 | 0.59 | -3.2 | |
| Justin Williams | 51 | 137 | 103 | 10.5 | 2.75 | -5.6 | |
| Lane Thomas | 32 | 58 | 45 | 1.5 | 0.90 | -5.8 | |
| Matt Carpenter | 130 | 249 | 174 | 19.5 | 3.03 | -7.5 | |
| Adam Wainwright | 34 | 74 | 66 | 2.5 | 1.02 | -8.2 | |
| Andrew Knizner | 63 | 185 | 140 | 13.5 | 2.60 | -8.4 | |

