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Middlesex County Jail, Massachusetts Inmate Search

Info on Middlesex County Jail in Massachusetts incl. searching for an inmate, visitation hours, mail policy & more.
Contact with & support anyone at Middlesex County Jail, Massachusetts.

The Middlesex County Jail, located at 40 Thorndike StreetBox 97, Cambridge, MA, 02142 is a County Jail and serves Middlesex County. It has a capacity of 340. If the inmate you are looking for is not on the search above, you can go directly to the Middlesex County Jail’s website or you can call the jail directly on: 617-494-4410.

Table of contents -
  1. General Information
  2. Visitation Rules
  3. Sending A Mail Or Package
  4. How to Send Money?
  5. How to Make Phone Calls?
  6. Overview
  7. Nearby Jails / Prisons

General Information

  • Facility Name Middlesex County Jail
  • Facility Type County Jails in Massachusetts
  • Address 40 Thorndike Street Box 97, Cambridge, MA, 02142
  • Phone Number 617-494-4410
  • Capacity 340
  • City Cambridge
  • Zip 2142
  • State Massachusetts
  • County Middlesex County
  • Website http://www.middlesexsheriff.org/Camb%20Info.pdf
  • Visiting Hours
    Monday 7:30 AM to 9:00 PM
    Tuesday 7:30 AM to 9:00 PM
    Wednesday 7:30 AM to 9:00 PM
    Thursday 7:30 AM to 9:00 PM
    Friday 7:30 AM to 9:00 PM
    Saturday 7:30 Am to 2:30 PM
    Sunday 7:30 Am to 2:30 PM

The Middlesex County Jail, located at 40 Thorndike Street Box 97, Cambridge, MA, 02142 is a County Jail and serves . It has a capacity of 340.

Those close to inmates may:

  • Send inmates mail
  • Deposit money into their inmate trust account
  • Receive calls from them
  • Visit them

Visitation Rules

While inmates can receive visitors at Middlesex County Jail, there are strict rules in place. If you don’t adhere to these rules, your visit will be denied (often without warning), and you could risk future visits.


Visitors must schedule a visit, in line with the visitation hours of the jail, and its requirements.


Visitors must also have their government ID on them to be permitted into the visiting area. They must adhere to jail’s dress code. They will not be able to bring anything into the visitation area.


Call 617-494-4410 for scheduling a visit. http://www.middlesexsheriff.org/Camb%20Info.pdf website for more information about the application process.

Sending A Mail Or Package

All mail coming into the prison is inspected by the jail staff.

It is important that for any mail to be processed at Middlesex County Jail that the sender’s name and mailing address is included on the envelope.

In addition, the inmate’s full name (that they are in the jail under), the inmate’s SPN & cell block area must be listed.

The following restrictions apply for any mail sent to Middlesex County Jail:

  • No perfume, body fluids (including lipstick) or makeup can be included
  • No sexually suggestive photographs
  • No medicines
  • No cash or money orders
  • No food or food items
  • Contraband

For full details on the most uptodate policies, visit the Middlesex County Jail’s http://www.middlesexsheriff.org/Camb%20Info.pdf.

To clarify any questions you have on sending mail here, call the Middlesex County Jail directly on 617-494-4410.

How to send money?

To add money to an inmate’s trust account at Middlesex County Jail, you have a few options.

Don’t send cash by mail. You can deposit a money order. You may also be able to use: Touch Pay Direct to deposit money.

You can call the jail at 617-494-4410 to find out any other updated ways of depositing money for an inmate.

How to make Phone Calls?

Inmates held at Middlesex County Jail are not allowed to receive phone calls. They are however allowed to put through collect calls. Some jails have also upgraded their phone systems to allow detainees to make calls directly to landlines and cell phones, which means calls are usually cheaper than if they were on a collect basis.

All calls made out can be recorded and monitored, so care should be taken about what is discussed.

The jail may limit calls to some numbers for security reasons, without providing any warning.

To find the most uptodate information on the phone policies at Middlesex County Jail, call 617-494-4410.

Map

Middlesex County Jail OVERVIEW

COUNTY DEPARTMEN'T NAME: Middlesex County Jail
CITY: Cambridge
STATE: Massachusetts
ZIP: 2142
POPULATION:
NO. OF CONVICTED:502
CONFINED POPULATION:849
NO. OF NON US CITIZEN:211
GENDER DEMOGRAPHICS:
NO. OF ADULT MALE:849
RACIAL DEMOGRAPHICS:
WHITE:426
BLACK:187
HISPANIC/LATINO:186
ASIAN:26
RACE NOT KNOWN:24

Nearby Jails / Prisons

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