Mon – Fri: 8:30 – 4:00
Closed from 12–1pm

(609) 883-2900 
2 Jake Garzio Drive
Ewing, NJ 08628

STI Testing and Treatment Clinics

The Hamilton Division of Health announces free and confidential STI Testing and Treatment Clinics for 9 Mercer County towns.

STI Testing and Treatment flyerClinics will be held on Tuesdays from 9 am - 12 pm at 2100 Greenwood Ave, Hamilton, NJ 08609.  Appointments are preferred, but walk-in are accepted.  To be seen in the clinic you must live in one of the following communities:

  • East Windsor
  • Ewing
  • Hamilton
  • Hightstown
  • Hopewell Township
  • Lawrence
  • Princeton
  • Robbinsville
  • West Windsor

Photo ID with proof of address required.  Students residing on the campus of Rider University or The College of NJ may also take advantage of this free service with a college ID.

To make an appointment please call 609-890-3647.


Pennington and Hopewell Borough residents must see Montgomery Township for services.

Trenton residents (as well as all Mercer County residents) may use the following clinic:

Henry J. Austin Health Clinic

321 North Warren St.

Trenton, NJ 08618

HIV Testing: Call 609-278-05951 or 609-278-5946

Main Clinic: Call 609-278-5900