Avenal State Prison

By Chris Smith, 22 February, 2024
Name of Warden:
Martin Gamboa
Description of Facility

Originally opened as Kings County State Prison in 1987, and was renamed Avenal State Prison approximately a year later. Situated on 640 acres and comprised of 108 buildings, Avenal State Prison was originally designed for a capacity of 2,955 inmates but hovers around a current capacity of 4,100.

Avenal State Prison is a low-medium security institution and is considered a level II and II facility.

Avenal is comprised of 24 separate housing units divided among Facilities A-F, which house general population and special needs inmates.

Facility Telephone Number
559-386-0587
Facility Address

Avenal State Prison
1 Kings Way
Avenal, CA 93204
United States

Inmate Mailing Address

Inmate Name, CDCR Number
Facility A
P.O. Box 901
Avenal, CA 93204
United States

Inmate Name, CDCR Number
Facility B
P.O. Box 902
Avenal, CA 93204
United States

Inmate Name, CDCR Number
Facility C
P.O. Box 903
Avenal, CA 93204
United States

Inmate Name, CDCR Number
Facility D
P.O. Box 904
Avenal, CA 93204
United States

Inmate Name, CDCR Number
Facility E
P.O. Box 905
Avenal, CA 93204
United States

Inmate Name, CDCR Number
Facility F
P.O. Box 906
Avenal, CA 93204
United States

What you can send an inmate

   Inmates at Avenal State Prison are allowed the following through the mail:

  • Letters
  • printed pages from the internet, newspaper clippings
  • photos 4x6 (no Polaroids, no nudity)
  • calendars
  • up to forty postage embossed envelopes
  • white or yellow lined writing paper (no cotton paper)
  • typing/legal paper (no cotton)
  • children's drawings
  • postage stamps (up to 40)

All mail must have the inmate's name and CDCR number on it, and a full return address.

 Inmates can receive quarterly packages sent through the following approved vendors:

How Inmate Calls Work

As of January 1, 2023 all calls made by inmates are free of charge.

  • Inmates must initiate the call, so provide them your phone number in correspondence
  • Calls are limited to 15 minutes in duration
  • Calls are recorded
How to send money to an inmate

To send money to an inmate incarcerated in California you will need their current location and their CDCR number.

You can send funds in three ways:

  • Through the internet via three providers
  • By mailing a check or money order to the institution
    • Make it payable to "CDCR"
    • Include the inmate's name and CDCR # on the check
    • Your name and address must appear on the check or money order
    • There is no fee using this method but it can take up to 30 days
  • Through the Centralized Banking Lock Box
    • Send personal check, money order, or cashier's check
    • Fill out the Deposit Form Coupon
    • Mail to:
      JPAY
      2002 South Figueroa St
      Box #3001
      Los Angeles, CA 90007
How to do an Inmate Search

Find an inmate's CDCR number, current location, and sentencing information by searching the California inmate database.

Visiting Information/FAQs

You must have an approved visitors application on file before you can attend a visit.  You must request from the inmate CDCR Form 106.  This is the California Visiting Questionnaire form and it must be signed by the inmate before you can fill it out and send it back to the facility at the inmate mailing address and add: "Attention: Visiting".

The inmate will be informed if you are approved and they must notify you of the approval.  If you are not approved you will get a letter from the prison with an explanation of the reason.

Avenal State Prison requires you to schedule your visit through California's VSA system.

 

In-Person Visiting Hours:
Fridays:  11:30am-6:00pm
Saturdays, Sundays, and Holidays: 8:30am-3pm

Walk in visitation:
Fridays: 2pm-6pm (last entry is at 5pm)
Saturdays, Sundays, and Holidays: 10am-3pm (last entry is at 2pm)
No one is processed from 1:15pm-2:15pm

This facility provides overnight family visitation Tuesday to Thursday and Friday to Sunday by appointment only.

View the visitation status for all California institutions here.

You will need to bring a valid government issued photo ID in order to enter into visitation.  If you are entering visitation with a minor and you are the child's parent you will need to bring a certified copy of the minors birth certificate. 

Dress Code
The following clothing is not allowed:

  • Clothes that resembles the clothes of the inmate
  • Clothes that resemble law enforcement or military including camouflage
  • No skirts, dresses, or shorts that expose two inches above the knee or more
  • No halter tops, strapless tops, sheer, or see through, and may not expose the midriff
  • clothing that exposes any breast, genitalia or buttocks, including sheer material
  • No very tight fit/form fitting attire
  • No wigs or hairpieces or extensions (medical reasons require approval prior to your visit)
  • no flip flops, or shower shoes
  • no hats or gloves

Ask a Question