| Precinct | Committeeperson | Term Expires |
| New Lenox 01 | Nicholas Baffes | 03/17/2022 |
| New Lenox 02 | Rick Picchi | 03/17/2022 |
| New Lenox 03 | David Duvall | 03/17/2022 |
| New Lenox 04 | Laura Kinnan | 03/17/2022 |
| New Lenox 05 | Scott Pyles | 03/17/2022 |
| New Lenox 06 | Patricia Goldschmidt | 03/17/2022 |
| New Lenox 07 | Thomas Westwater | 03/17/2022 |
| New Lenox 08 | Vacant | |
| New Lenox 09 | Sheila Corrigan | 03/17/2022 |
| New Lenox 10 | Joe Sullivan | 03/17/2022 |
| New Lenox 11 | Nora Gruenberg | 03/17/2022 |
| New Lenox 12 | Shayna McCarthy | 03/17/2022 |
| New Lenox 13 | Vacant | |
| New Lenox 14 | Larry Gilman | 03/17/2022 |
| New Lenox 15 | Jeremiah Gericke | 03/17/2022 |
| New Lenox 16 | Annette Vogt | 03/17/2022 |
| New Lenox 17 | Erin Moncek | 03/17/2022 |
| New Lenox 18 | Alex Vancina | 03/17/2022 |
| New Lenox 19 | Jason Raidbard | 03/17/2022 |
| New Lenox 20 | Tim Rossborough | 03/17/2022 |
Updated November 15, 2020