| Club / Organization | WebSite |
|---|---|
| Cresskill UNICO | www.cresskill.com/unico |
| Cresskill Cooperative Preschool | www.cresskill.com/preschool |
| Cresskill Citizens for Sensible Growth | www.cresskill.com/ccsg |
| Cresskill Alpine Baseball League | eteamz.active.com/cresskill |
| Cresskill Athletic Boosters | |
| Cresskill / Demarest Rotary | |
| Cresskill Volunteer Firefighters | |
| Cresskill Volunteer Ambulance | |
| Cresskill Women's Club | |
| Parent Teacher Association |