Maricopa County-4th Avenue Jail

County Jail

Last Updated: March 24, 2025
Address
201 S 4th Ave, Phoenix, AZ 85003
Beds
2064
County
Maricopa
Phone
602-307-9101
Fax
602-307-5613
Mailing Address
3250 W Lower Buckeye Rd, Phoenix, AZ 85009

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MCSO-4th Ave Jail is for County Jail offenders sentenced up to twenty four months.

All prisons and jails have Security or Custody levels depending on the inmate’s classification, sentence, and criminal history. Please review the rules and regulations for County - medium facility.

The phone carrier is Global Tel Link (GTL) - ConnectNetwork, to see their rates and best-calling plans for your inmate to call you.

If you are seeking to send your inmate money for commissary, one recommended for this facility is TouchPay There is a fee for sending money, see their rates and limitations.

If you are unsure of your inmate's location, you can search and locate your inmate by typing in their last name, first name or first initial, and/or the offender ID number to get their accurate information immediately Registered Offenders

Satellite View of Maricopa County-4th Avenue Jail

You can support your loved ones at MCSO-4th Ave Jail on InmateAid, if you have any immediate questions contact the facility directly at 602-307-9101.

When someone you care about gets locked up, it's tough to figure out all the ins and outs of jail life. From sending mail to visiting, there are a lot of things to sort out. And getting info about the arrest? Not always easy. That's where this webpage comes in handy. It's here to help you get a handle on how things work here so that you can stay connected and support your loved one behind bars.

The MCSO-4th Ave Jail is a detention center located at 201 S 4th Ave Phoenix, AZ which is operated locally by the Maricopa County Sheriff's Office and holds inmates awaiting trial or sentencing or both. Most of the sentenced inmates are here for less than two years. Maricopa County accepts inmates from surrounding towns, Phoenix Police Department, and the US Marshal's Service.

New detainees arrive at the jail regularly, with some being released on bail, placed under pretrial services caseloads, supervised by probation agencies, or released on recognizance with a court appearance agreement. Those who are not released await their court appearances at the jail, receiving accommodations including bedding and meals.

You can see all the arrest records for Arizona here.

The 4th Avenue Jail, which opened in April 2005, stands as one of the nation's most secure and technologically advanced correctional facilities. As part of the largest county jail expansion project in U.S. history, this state-of-the-art facility has a capacity of approximately 2,064 beds, including 288 specifically designed for the highest security level inmates.

This facility is equipped with a comprehensive medical and dental clinic, ensuring inmates receive the necessary healthcare. Educational and religious services are also provided in the chapel and classrooms. The jail houses male inmates across various classifications, such as maximum and medium general population, closed custody, and maximum/medium sentenced working inmates. Spanning 577,883 square feet, the 4th Avenue Jail is a model of modern correctional infrastructure.

Key features include its status as the most secure facility in the county jail system, particularly for housing high-security inmates in a specially designed Special Management Unit. The basement level hosts Inmate Programs, Chaplain services, and Inmate Legal Services staff, along with a Main Medical Clinic. Mini Medical Clinics are available on levels 2, 3, and 4, offering dental, X-ray, pharmacy, and psychiatric services.

Each housing pod is designed to limit inmate movement, featuring two classrooms, four video visitation booths, an attorney room, a day room, and a recreation yard. The first floor serves as the "Central Intake," processing an average of 263 bookings daily. This section includes Initial Appearance (IA) Courts for the county and Phoenix, an Intake Control Room, a Classification Section, Pre-Trial Services, Intake Medical, Bonds and Fines processing, and Visitation.

The Maricopa County Sheriff's Office handles police custody bookings at the Intake, Transfer, and Release (ITR) Facility is located at 2670 S. 28th Drive, Phoenix, AZ 85009. For questions regarding an inmate's initial arrest, individuals should contact the arresting agency. Inmates at the ITR have access to telephones for placing collect calls.

Court-ordered self-surrenders are processed at the ITR Facility. Individuals should park or be dropped off in the designated public parking lot at the corner of Gibson and 28th Drive and proceed to the door marked for self-surrender on the southeast side of the building.

Funds can be deposited into inmate accounts using TouchPay kiosks at the facility, which accept cash and Visa/Mastercard, with funds typically posted within an hour. A service fee is applied. Deposits can also be made via telephone at 1-866-355-9593, online at TouchPay Direct,All incoming inmate mail, including newspapers, magazines, and books, must be sent to the central mailroom at the Lower Buckeye Jail, regardless of the inmate's housing location.

To ensure safety and security, all incoming mail, except legal mail, must be standard postcards between 3.5 x 4.25 inches and 4.25 x 6 inches, written in blue or black ink, and free of defacements or alterations. Unacceptable postcards include those with plastic wrappings or depictions of nudity, weapons, criminal activity, or gang references. All books and subscription publications must be softback and purchased directly from a publisher.

Inmates are released at the ITR Facility and directed to the public parking lot at the corner of Gibson and 28th Drive for pickup. Unauthorized vehicles are not permitted near the main lobby of the ITR building at the Durango Detention Center. Inmates can place collect calls to notify contacts of their pending release. Updated inmate information is available via the "Inmate Information" link on the Maricopa County Sheriff's Office website.

Inmate Locator

To utilize the Inmate Search page on InmateAid, begin by selecting the relevant prison facility in Arizona. This allows you to view the current list of inmates housed at Maricopa County-4th Avenue Jail.

The second section features the InmateAid Inmate Search tool, providing a user-generated database of inmates. You can access this resource to utilize any of InmateAid's services. If you require assistance in creating an inmate profile to maintain communication, please contact us at aid@inmateaid.com, and we'll gladly help you locate your loved one.

As a last resort, you might have to pay for that information if we do not have it. The Arrest Record Search will cost you a small amount, but their data is the freshest available and for that reason, they charge to access it.

Visitation Information

Through ViaPath, Maricopa County Sheriff's Office will be offering both Remote video visitation and Onsite video visitation services for incarcerated friends/family. The Maricopa County Sheriff’s Office requires all visitors to have a ViaPath account to receive a Remote or schedule an Onsite visit.

Getting Started - In order to receive a remote or schedule an Onsite visit, you must first have a validated ViaPath account. For Remote Visits, please create your GettingOut account, or sign in. You must sign up with a valid email address in order to confirm your account and receive updates about your visits.

Remote Visitation

  • All Remote video visits take place through ViaPath’s GettingOut video visitation service and cost $0.25 per minute. These visits are only charged for visit time you use.
  • Only your incarcerated loved one can initiate a video visit with you at any time with the on demand “Visit Now” feature. Friends and family cannot pre-schedule video visits from outside the facility by using “Visit Now” in our system – this type of visit can only be initiated by an inmate.

You can receive video visits from anywhere outside the jail with the GettingOut Visits mobile app for Android or iOS.

Onsite - All onsite video visits are currently suspended.

For Professionals Only - Remote visitation for attorneys, case managers, medical officials, or other professionals whose video visits with an inmate should not be recorded and/or charged, must go to an MCSO Visitation Center, either 4th Avenue Jail or Lower Buckeye Jail, with your State Bar card and a government-issued ID to verify your status as an attorney visitor.

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Frequently Asked Questions

Maricopa County-4th Avenue Jail - 25 FAQs

  1. How can I find out if someone is in jail at Maricopa County-4th Avenue Jail?
    To determine if someone is currently incarcerated at Maricopa County-4th Avenue Jail, start by checking the facility’s online inmate search database, which is typically updated with recent booking information. If your search does not yield results, try using VINELink, a nationwide inmate locator that provides custody status for individuals in participating correctional facilities. If online searches are unsuccessful, calling Maricopa County-4th Avenue Jail directly and providing the individual’s full name and date of birth is another reliable way to confirm their custody status. If all else fails, you can use the Arrest Record Finder for a small fee, which can provide broader search results across multiple jurisdictions. 

  2. What are the visitation hours at Maricopa County-4th Avenue Jail?
    Visitation schedules vary by facility and housing unit. Some jails offer in-person visits on specific days, while others have transitioned to video visitation. Always check with the jail in advance, as visits may require scheduling and approval.

  3. How do I send money to an inmate at Maricopa County-4th Avenue Jail?
    Inmates can receive funds through various methods, including online deposits via jail-approved services, kiosks at the facility, or by mailing a money order. Some jails require funds to be added by specific family members or approved contacts.

  4. Can I call an inmate at MCSO-4th Ave Jail?
    Inmates cannot receive incoming phone calls, but they may initiate collect calls or use a prepaid account provided by the jail’s phone service provider. Calls are generally recorded and monitored, and inmates must adhere to time limits. Communication gets costly, you might qualify for discounts on inmate calls if your inmate is calling you a lot.

  5. What items can I send to an inmate at MCSO-4th Ave Jail?
    Approved items typically include letters, legal documents, and photographs. Some jails also permit care packages from authorized third-party vendors. Items such as greeting cards with glitter, stickers, or Polaroid photos may be prohibited.

  6. Are books and magazines allowed at MCSO-4th Ave Jail?
    Yes, inmates can receive books and magazines directly from approved vendors such as Amazon or InmateAid. Hardcover books and explicit content are typically prohibited to maintain facility security. Some jails also have restrictions on the number of reading materials an inmate can possess at one time.

  7. What is the mailing address for inmates here?
    Each facility has a designated mailing address for inmate correspondence. It is important to include the inmate's full name, booking number (if applicable), and facility-approved format to ensure proper delivery. Mail containing contraband, including staples or stickers, may be rejected.

  8. What is the process for bonding someone out of Maricopa County-4th Avenue Jail?
    Bail or bond amounts can be paid at the facility’s designated payment location, online, or through a licensed bail bondsman. Some jails accept cash, cashier’s checks, or credit card payments, while others require payments to be made at a county clerk’s office.

  9. How do I deposit funds into an inmate’s commissary account at MCSO-4th Ave Jail?
    Commissary funds allow inmates to purchase personal hygiene products, snacks, and other approved items. Deposits can be made online, at facility kiosks, or through phone services. Some facilities limit the amount that can be added per week.

  10. What clothing and personal items can an inmate have at MCSO-4th Ave Jail?
    Inmates are generally issued standard jail clothing. Personal items are often restricted, and necessary hygiene products must be purchased through commissary unless the inmate is deemed indigent. Some jails allow inmates to have religious items, such as prayer beads or a Bible.

  11. How long do inmates stay at Maricopa County-4th Avenue Jail before being transferred?
    The length of stay varies based on the nature of their charges, sentencing, and case status. Some inmates serve their full sentences in county jail, while others may be transferred to a state or federal facility after sentencing.

  12. Can an inmate at MCSO-4th Ave Jail receive visits from children?
    Most jails allow minors to visit inmates but require them to be accompanied by a legal guardian. Some facilities impose restrictions based on the nature of the inmate's charges or have specific visitation hours for families with children.

  13. How can I schedule a visit with an inmate at MCSO-4th Ave Jail?
    Many jails require visitation to be scheduled in advance through an online portal or by phone. Some facilities operate on a first-come, first-served basis, while others enforce strict scheduling rules and background checks for visitors.

  14. What happens if an inmate gets sick or needs medical care at MCSO-4th Ave Jail?
    Jails provide basic medical care, and inmates can request medical attention as needed. Emergency cases are treated immediately, while routine care is provided through medical staff. Some jails charge small medical co-pays deducted from an inmate’s commissary funds.

  15. Can inmates work while incarcerated here?
    Some inmates qualify for work programs within the facility, such as kitchen duty, janitorial work, or laundry services. In some counties, low-risk inmates may participate in work-release programs that allow them to work in the community and return to jail afterward.

  16. How can I find court dates and case information for an inmate at MCSO-4th Ave Jail?
    Court dates and case details can usually be found through the county court website, public records, or by contacting the court clerk. Inmates are typically transported to court on scheduled hearing dates.

  17. What are the rules for inmate phone calls at MCSO-4th Ave Jail?
    Inmate phone calls are monitored and recorded for security purposes. Calls must be made through facility-approved phone services, and any attempt to arrange three-way calls or circumvent restrictions may result in loss of phone privileges.

  18. Can an inmate be released early from MCSO-4th Ave Jail?
    Early release may be granted through good behavior, completion of rehabilitative programs, or at the discretion of the court. In some cases, inmates may qualify for electronic monitoring or house arrest programs.

  19. What types of rehabilitation programs are available at here?
    Many county jails offer educational programs, GED classes, substance abuse treatment, and vocational training to help inmates reintegrate into society after release.

  20. What are the consequences of bringing contraband into the jail?
    Introducing contraband, such as drugs, weapons, or cell phones, is a criminal offense and can lead to legal charges, visitation bans, or enhanced security measures within the jail.

  21. Are there special accommodations for disabled inmates at Maricopa County-4th Avenue Jail?
    Yes, jails are required to comply with the Americans with Disabilities Act (ADA) and provide reasonable accommodations, including wheelchair accessibility, sign language interpreters, and medical care.

  22. How do I report an issue or concern about an inmate at Maricopa County-4th Avenue Jail?
    Family members and advocates can report concerns to jail administration, a prisoner rights organization, or a legal representative. Some jails have grievance procedures inmates can follow if they experience mistreatment.

  23. Can an inmate at MCSO-4th Ave Jail receive religious services or counseling?
    Yes, most jails provide chaplain services, religious counseling, and access to faith-based programs. Some facilities have multi-denominational services or allow clergy members to visit inmates upon request.

  24. What are the disciplinary procedures at MCSO-4th Ave Jail?
    Inmates who violate jail rules may face disciplinary actions such as loss of privileges, placement in solitary confinement, or additional charges. Disciplinary hearings are typically conducted before penalties are imposed.

  25. How do I obtain an inmate’s release records from Maricopa County-4th Avenue Jail?
    Release records may be available through the facility’s records department, the sheriff’s office, or the county clerk. Requests may require an application and a processing fee.

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