Middlesex County, Massachusetts Inmate Search

Middlesex County’s jail roster is managed by the Middlesex Sheriff’s Office, which operates the Middlesex County House of Correction in Billerica. The Sheriff’s Office does not publish a self-service online inmate lookup portal; custody inquiries are handled by phone at (978) 667-1711. For inmates held in a Massachusetts state prison rather than the county jail, use the Massachusetts Department of Correction’s inmate finder at the state prison inmate locator.

Looking for someone booked tonight? See Middlesex section 3 — If someone was just booked tonight for phone-first contact info.

Searching the Middlesex County jail roster

Massachusetts General Laws govern public access to booking information, and Middlesex County does not operate a publicly searchable online roster for the House of Correction in Billerica. Custody status inquiries go through the Sheriff’s Office directly. Call (978) 667-1711 (verify before calling) to ask whether a named individual is currently held at the facility. Staff can confirm custody status, housing unit, and booking date by name.

For court-related case information on a Middlesex County defendant, use the Massachusetts Trial Court’s statewide portal, MassCourts docket search, which covers District, Superior, and other Trial Court departments. The Middlesex Superior Court clerk’s office can also be reached at (781) 939-2700 for case-specific questions. Federal defendants held on federal charges appear in PACER, not the county system.

What the roster does (and doesn’t) show

Juvenile records are excluded from any public custody disclosure in Massachusetts. Sealed records are similarly withheld under the state’s CORI law (M.G.L. c. 6, §§167–178B), which makes Massachusetts one of the more privacy-protective states for booking information. Federal detainees held at a federal facility — even one physically located in Middlesex County — do not appear in county custody records at all.

Booking photographs are not routinely released to the public in Massachusetts; CORI restrictions limit what the Sheriff’s Office will confirm beyond basic custody status. Charges and booking date are typically releasable for confirmed adult detainees, but the depth of information available by phone may vary. The Middlesex House of Correction in Billerica processes bookings around the clock, but administrative staff who handle public inquiries work on a staffed-hours basis. Confirm numbers and hours before visiting or calling.

If you’re reading this because someone was just booked tonight, the section below is for you.

If someone was just booked tonight

Your first call goes to the Middlesex County House of Correction in Billerica — call (978) 667-1711 to ask whether your person is in custody there. That’s the right starting point, and it’s a hard night. The line is staffed around the clock for custody questions, so you don’t have to wait until morning to confirm whether they’re there.

Calling tonight tells you one thing: whether they’re in custody and at which facility. Bond amount is a separate question — it gets set at first appearance, which typically happens within 24 to 72 hours of booking. You won’t get a bond figure tonight, but you can ask staff to confirm when the first appearance is scheduled. That’s the number you actually need right now.

Visitation won’t be available tonight. That’s normal — it’s not a punishment, it’s just how intake works. The visiting schedule at the Middlesex Sheriff’s Office shows when visits begin, and the Visitor Information & Forms page has the paperwork you’ll need to get approved as a visitor. One practical note: bail at the Middlesex House of Correction must be posted in cash only, and the bail posting window runs 6:30 p.m. to 7:00 p.m. daily — no bail is accepted after 7 p.m.

Tomorrow morning, call the Middlesex Superior Court clerk at (781) 939-2700 to ask about the case number and first appearance time. If your person needs a lawyer and can’t afford one, the Committee for Public Counsel Services handles public defender assignments in Massachusetts — an attorney will be appointed at or before first appearance. If you’re hiring private counsel, the state’s lawyer referral resource is a starting point. Get to that first appearance if you can.

If someone isn’t on the Middlesex County roster

A missing name doesn’t always mean the person isn’t in custody. Middlesex County processes bookings at the House of Correction in Billerica, and administrative staff confirm custody by phone — there’s no live online roster to check, so a phone inquiry is the only real-time option. If the call comes back negative, the most common explanation is timing: a booking made late at night may not be reflected in staff records until the next shift processes the paperwork.

• State prison transfer: If the person has a prior sentence or was transferred out of county custody, search the Massachusetts Department of Correction’s inmate finder at the state corrections inmate search.
• Neighboring county jails: Overflow housing or jurisdiction-based transfers can place Middlesex arrestees at the Essex County Correctional Facility in Middleton, the Suffolk County House of Correction in Boston, or the Norfolk County Correctional Center in Dedham. Call those facilities directly if the Middlesex search comes up empty.
• Federal custody: Federal charges mean federal detention — the Wyatt Detention Facility in Rhode Island and the Donald W. Wyatt Detention Center are common federal holding sites for Massachusetts defendants. Federal custody does not appear in any county roster.
• Already released: Arraignment and release on personal recognizance can happen quickly. If the arrest was minor, the person may already be out.
• VINELink custody alerts: Register for automated custody notifications at Vinelink — the service will alert you by phone, email, or text when custody status changes.

If you can’t find them in Middlesex County

A nationwide search tool may help fill gaps that local portals often leave — particularly when a person may be held in another county’s jail, another state, or federal custody that Middlesex County records never display. The search below is designed to query across multiple jurisdictions and may surface custody records not visible through any single county portal. Treat it as a starting point, not a guarantee of completeness.

This tool is not a consumer reporting agency under the FCRA and may not be used to screen anyone for employment, housing, credit, or any other purpose covered by that law.

Sponsored: Nationwide Records Search (we may earn a commission at no extra cost to you).

Quick-reference: Middlesex County custody resources