Leading Monticello Raceway Trainers
(with 1 starts – sorted by WINS) From 01/01/2021 thru 12/21/2021
| Pct | Strts | 1st | 2nd | 3rd | UDRS | Purses | |
| Sowers Philip Bo | 14.5 | 751 | 109 | 112 | 111 | .277 | 473,151 |
| Messenger Gary | 21.4 | 420 | 90 | 75 | 64 | .364 | 416,497 |
| Perino Laura | 19.4 | 417 | 81 | 69 | 69 | .341 | 379,417 |
| Petrelli Christopher | 33.8 | 237 | 80 | 36 | 22 | .453 | 298,178 |
| Gill Daniel | 12.5 | 401 | 50 | 58 | 72 | .265 | 252,168 |
| Brandstatter Candace | 29.6 | 152 | 45 | 25 | 29 | .451 | 146,293 |
| Merton Thomas | 16.0 | 281 | 45 | 44 | 43 | .298 | 212,233 |
| Harmon Rob | 38.4 | 99 | 38 | 17 | 9 | .510 | 149,405 |
| Ford Mark | 36.2 | 94 | 34 | 26 | 7 | .540 | 128,880 |
| Lounsbury Robert | 13.8 | 232 | 32 | 39 | 36 | .283 | 153,428 |
| Annunziata Al | 18.8 | 165 | 31 | 23 | 18 | .302 | 117,669 |
| Parker Jr William | 19.7 | 152 | 30 | 20 | 20 | .314 | 107,333 |
| Bassen Murray | 10.1 | 276 | 28 | 37 | 36 | .219 | 170,396 |
| Doherty Jr Jim | 7.7 | 362 | 28 | 46 | 38 | .183 | 155,889 |
| Adamczyk Andrew | 29.3 | 82 | 24 | 19 | 8 | .454 | 96,656 |
| Devaux Dawn | 9.8 | 235 | 23 | 33 | 32 | .221 | 120,720 |
| Dziengiel David | 12.7 | 181 | 23 | 28 | 19 | .248 | 119,786 |
| Eriksen Monica | 12.2 | 189 | 23 | 32 | 31 | .270 | 112,362 |
| Moore Steven | 16.8 | 131 | 22 | 13 | 20 | .274 | 81,024 |
| Regina Anthony | 10.1 | 218 | 22 | 28 | 26 | .212 | 106,729 |
