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Mercer County, NJ Jail and Prison System

New Jersey State Prison is a Maximum security level State Prison located in the city of Trenton, New Jersey. The facility houses Male Offenders who are convicted for crimes which come under New Jersey state and federal laws. The State Prison was opened in 1836 New Jersey State Prison has a total population of 1,620, being the 3rd largest facility in New Jersey. The facility has a capacity of 1,819 inmates, which is the maximum amount of beds per facility.

The facility is part of Trenton, NJ judicial district, which has 0 facilities in total.

Visit New Jersey inmate search page for statewide information.

  • 1,620 Population
  • 1,819 Capacity
  • Trenton, NJ Judicial District

How Do I Visit an Inmate in New Jersey State Prison?

Locating an Inmate in New Jersey State Prison

The best way to locate or get information of any inmate currently incarcerated in New Jersey State Prison is to contact the State Prison for information on the inmate or visit them online at

Be Approved

Make sure an inmate you are visiting have placed you on their approved visiting list.

Be Prepared to New Jersey State Prison Visiting Rules

For information on official policy that outlines the regulations and procedures for visiting a New Jersey State Prison inmate contact the facility directly via 609-292-9700 phone number.

Visitation Days and Hours

For more information on when you can visit an inmate and get directions contact the State Prison directly.

Visiting a New Jersey State Prison inmate on holidays:

The inmate will be notified as to any changes to the "normal" visitation schedule due to holidays and/or any special commitments.

USP General Visiting Hours
SatGeneral Population 9:30 AM - 11:00 AM 1:30 PM - 3:00 PM
SunGeneral Population 9:30 AM - 11:00 AM 1:30 PM - 3:00 PM

How to Send a Mail/Care Package to an Inmate?

Inmates can receive letters from their family members and friends, as well as packages from home with prior written approval from the inmate's unit team or authorized staff member at New Jersey State Prison.

To make sure the mail and package you are sending comes under approved item list and for more clarification contact the State Prison administration at 609-292-9700. Another option for contacting the facility is reaching out via email at

You can also try to contact the facility by reaching out to them on social media platforms. Visit their Facebook page here.

For sending a mail or a care package to an New Jersey State Prison State Prison inmate you should have the following information on the parcel:

Inmate Mail 1 Inmate Mail 2 Freight and non-USPS parcels Staff Mail

Inmate Full Name, ID Number New Jersey State Prison P.O. Box 861 Trenton, NJ 08625

Nearby Law Enforcement Agencies