COVID-19 Information & News

COVID-19 Testing

Free at-home test kits:  

Princeton Health Department has received a shipment of at-home COVID-19 test kits provided by Mercer County. Because of the popularity of these test kits, Princeton residents will be limited to (4) test kits per household. These kits will be available at Princeton Health Department (1 Monument Drive) from 10 am – 4 pm Monday – Friday while supplies last. For after-hours pickup please email: healthdepartment@princetonnj.gov

Free, at-home rapid antigen tests are also available from the federal government. Order one set of 4 free at-home tests from special.usps.com/testkits.

For more information on what to do with your test kit results, or for guidance on how to administer the test, please visit the CDC’s website.

CDC masking information: your guide to masking!


COVID-19 Vaccine Clinics 

Princeton Health Department Clinics     

  • April 27, 2023, 4 pm - 6 pm: La Mexicana - 150 Witherspoon Street
    • This clinic will have Moderna and Pfizer COVID-19 bivalent booster vaccinations for ages 5+. This clinic is hosted by Princeton Health Department, no insurance is necessary. Walk-ins are welcome, no appointment is needed. 
  • May 5, 2023, 4 pm - 7 pm: Princeton Shopping Center Courtyard - 301 N Harrison Street
    • Zufall Health Center will be administering Moderna and Pfizer bivalent COVID-19 vaccines at Princeton Health Department's Health Fair. Vaccines are available for ages 5+. Appointments are recommended through Zufall but they are accepting walk-ins as well. To make an appointment, please call 973-328-3344 ext 1277. If you have insurance, you may bring it but it is not required.
  • May 11, 2023, 1 pm - 3 pm: Princeton Senior Resource Center - 101 Poor Farm Road, Building B
    • This clinic will have Moderna and Pfizer COVID-19 bivalent booster vaccinations for ages 5+. This clinic is hosted by Princeton Health Department, no insurance is necessary. Walk-ins are welcome, no appointment is needed. 

All individuals aged 6 months and older are now eligible for COVID-19 vaccination. Find an appointment using the State's Vaccine Appointment Finder. Same-day appointments are available at various locations. Vaccines are free regardless of your health insurance status or citizenship. If you have any questions about boosters or upcoming Princeton Health Department clinics please email Julie Venema, jvenema@princetonnj.gov.   

Mercer County Health Department Clinics

For up-to-date COVID-19 clinics hosted by Mercer County Health Department, please visit their website.  

Updated COVID-19 Vaccine Information 

The updated bivalent COVID-19 vaccine protects against the original virus that causes COVID-19 and the Omicron variant. Both Pfizer and Moderna have released bivalent vaccines.

As of 4/19/23, all people ages 6 months and older are recommended to receive at least (1) bivalent vaccine dose, with some groups being eligible for more. The old (monovalent) vaccines are no longer offered in the United States. 

All individuals aged 65+ are eligible for an additional bivalent dose 4 months after their first bivalent dose.

For more information on staying up to date on your COVID-19 vaccines, please visit the CDC's website.

Vaccine Eligibility/Schedules

  1. 6 months-4 years
  2. 5 years
  3. 6-64 Years
  4. 65+ years
6 months - 4 years
COVID-19 Vaccine History
Vaccine Eligibility
No prior COVID-19 vaccinesModerna: (2) bivalent doses, 4-8 weeks apart 
Pfizer: (3) bivalent doses, 3-8 weeks between Dose 1 & 2 and 8+ weeks between Dose 2 & 3
1 dose of monovalent (original) Moderna (no bivalent doses)Moderna: (1) bivalent dose, 4-8 weeks after monovalent dose
2 doses of monovalent (original) Moderna (no bivalent doses) Moderna: (1) bivalent dose 8+ weeks after last monovalent dose
1 dose of monovalent (original) Pfizer (no bivalent doses) Pfizer: (2) bivalent doses, 3-8 weeks after monovalent dose and 8+ weeks between Dose 1 & 2
2-3 doses of monovalent (original) Pfizer (no bivalent doses) Pfizer: (1) bivalent dose, 8+ weeks after last monovalent dose

COVID-19 Cases in Mercer County

Beginning spring of 2022, the New Jersey Department of Health (NJDOH) began utilizing Centers for Disease Control and Prevention (CDC) county COVID-19 levels to better mitigate COVID-19 cases. These levels suggest strategies to reduce the impact of COVID-19 cases. To see current levels/cases in Mercer County, please visit the CDC COVID-19 by County or the NJDOH COVID-19 Dashboard. Princeton Health Department continues to track COVID-19 cases occurring within the municipality in order to monitor local transmission levels.