The Interfaith Hospitality Network of Essex County provides emergency shelter for local families.
http://www.ihnessexnj.org/ (973-746-1400)
You could call them to see if there's a family being helped, who could use some more warm clothing.
You mentioned "homeless": http://www.bridgesoutreach.org/donation-location-hours/
Where can I donate a lightly used woman's winter coat? Are there any homeless shelters nearby that would accept this?