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Criminal Records and Contact Info aggregated from real law enforcement agencies and government court houses.

Mahaska County Jail, IA Inmate Search, Mugshots, Prison Roster

Updated on: May 23, 2024
214 High Avenue East Law Center Lower Level, Oskaloosa, IA, 52577

Mahaska County Jail inmate search: Received Date, Booking Date, Degree Level, Court, Bookings, Custody, Who's in jail, Court, Sentenced On, Arrests, Bond, Sentence Information, Jail Roster, Current Location, Information Recorded, Release Date, Mugshots.

Use this website for informational purposes only.

The mission of the Mahaska County Sheriff’s Office is to build a commitment to providing Ethical, Quality and Responsive Service to the community with Pride and Professionalism. This commitment encompasses the improvement of quality of life for those we serve by delivering the highest standard of law enforcement services.

The Mahaska County Jail, located in Oskaloosa, Iowa, houses pre-trial and post-conviction inmates from surrounding areas.

In this article, you will learn about how to communicate with an inmate at Mahaska County Jail through phone or mail, how to send money to an inmate, and how to visit an inmate in person or online.

This site is not owned or operated by any state government agency, read more.


Mahaska County Jail Prison Information

Jail Name Mahaska County Jail
Jail Type County Jail
Location 214 High Avenue East Law Center Lower Level, Oskaloosa, IA, 52577
Contact Numbers 641-673-4322
City Oskaloosa
Postal Code 52577
State Iowa
County Mahaska County
Jail Webpage website

Mahaska County Sheriffs Department

Sheriff Russell J. Van Renterghem
Address 214 High Avenue East, Oskaloosa, Iowa, 52577
Phone 641-673-4322
Fax 641-672-1191
Website website

Inmate Resources for Family and Friends

Public Records Online Search

Criminal Records and Contact Info aggregated from real law enforcement agencies and government court houses.

Inmate Search

If someone you know is serving time in Mahaska County Jail, you can search for him or her in this Mahaska County Jail.

You can search the recent arrests, or you can simply do an inmate search of the inmate’s first and last name.

When you click on an inmate’s name, you will see the following information:

  • Their mugshot

  • Their full name

  • Their age

  • Their booking date

  • Their ID number

  • Their charges

  • Their bond amount (if applicable)

Sending a Mail

If you want to send a package or letter to an inmate, address your mail as follows:

Inmate’s Name
214 High Avenue East
Law Center Lower Level, Oskaloosa, IA, 52577

Mail rules

  • All letters and correspondence for inmates must be sent through the United States Postal Service.

  • Standard US postal first class, one-ounce letters only: 6 ½" x 11 ½" x ¼".

  • Certified or Registered mail will not be delivered to or from the Post Office by jail staff.

  • No incoming publications, packages, books, or magazines will be accepted unless pre-approved in writing by the Shift 2 Corrections Sergeant.

  • Letters will only be accepted if written on standard white or yellow lined (school/legal) paper.

  • A limit of 10 pages per letter.

  • A limit of 4 photos per letter.

  • Only black or blue ink.

  • No colored paper or envelopes.

  • No greeting cards.

  • Sender's name and return address, and inmate name will be printed at the top of the first page of letters.

Mail will be returned to sender if it contains any of the following:

  • Polaroid type pictures.

  • Pictures or drawings of nude, obscene, or sexually explicit material. Stamps, stationery, or envelopes.

  • Magazines, newspapers, soft cover books, and similar items which are not sent directly from the publisher and pre-approved in writing by Corrections Sergeant.

  • Hardbound books.

  • Padded, musical, electronic, or laminated greeting cards.

  • Non-paper material, including corrugated cardboard.

  • Food or clothing items.

  • Foreign/unidentifiable substances.

  • Threats of physical harm against a person, blackmail, extortion, or any other criminal activity.

  • Gang-related material.

  • Mail from another Penal Institution.

Sending Money

Family and friends of inmates housed at the Mahaska County Correction Facility are able to deposit funds into inmate commissary accounts utilizing the Kiosk.

The Kiosk is located in the Mahaska County Jail lobby and will accept Cash, Credit Cards, and Debit cards. Deposits will immediately be available in the inmate's account, barring no delays during holidays or weekends.

  • The Kiosk does not give change.

  • Accepts United States currency in 5, 10, 20, 50 and 100 US denominations.

  • Deposits may be made 24hrs a day, seven days a week

  • Family and friends must know inmate's jacket number and full name (Available from the inmate or On-line Jail Roster. NOT given out over the phone)

  • There is a convenience fee for each deposit, deducted from the amount deposited.

You may add up to $200 for a commissary deposit to an inmate in the Mahaska County Jail by going online to Register and you can make immediate deposits.

Phone Calls

Mahaska County Jail offers phone access to each inmate in virtually every cell block. Inmates are encouraged to use the phones to contact friends, family, attorney, as needed.

All outgoing calls from the cell blocks are collect.

Your phone line must be able to accept collect calls via your phone company. Follow the instructions given by the operator. Collect calls will be billed to your account as stated.

Call 641-673-4322 for more information.

Visiting Rules

  • Only visitors listed on the inmate's pre-approved list will be allowed to visit. Inmates must make prior application for each visitor, providing the prospective visitor's full name and date of birth.

  • Inmates sentenced to ten (10) days or less are not allowed visitors.

  • Visitors are allowed to be on one (1) inmate's visiting list only.

  • Visitors must be eighteen (18) years or older and provide current valid governmental photo identification to enter OR…
    Visitors under eighteen (18) years of age must provide birth certificates or proof of age and must be accompanied by a parent or legal guardian who is on the inmate's pre-approved list.

  • Visitors will not be admitted in the final fifteen (15) minutes of the visiting period.

  • Visitors and their property are subject to search prior to entry.

  • Visitors under the influence of intoxicants will be denied entry.

  • Visitors are not allowed to bring any property to visiting except proper identification.

  • Lockers are provided in the Mahaska County Jail Lobby for your convenience. It takes a quarter to use the property locker but the locker returns the quarter to the user when the user finishes using the locker.

Visitation Hours

Sunday 7:30 Am to 2:30 PM
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


Refer the map below to find the driving directions.

Mahaska County Prison Statistics

Mahaska County Pretrial Jail Population

Pretrial Jail Population 19
Female Pretrial Jail Population 2
Male Pretrial Jail Population 20

Mahaska County Jail Admissions

Male Jail Population 22
Total Jail Population 21
Total Jail Admissions 860
Female Jail Population 3

Mahaska County Prison Population By Race

Asian Prison Population -
Native Prison Population -
White Prison Population 65
Latino Prison Population -
Other Prison Population 3
Black Prison Population 4

Iowa Jail & Prison Phone Call Rates

Out of State Phone Call Rate Per Minute $0.11
In-State Phone Call Rate Per Minute $0.11

Mahaska County Jail Admissions By Race

Latino Jail Population 3
Native Jail Population -
Black Jail Population 2
Asian Jail Population -
White Jail Population 20

Mahaska County Prison Admissions

Female Prison Admissions 15
Male Prison Admissions 39
Total Prison Admissions 54
Black Prison Admissions -
Other Prison Admissions 5
Asian Prison Admissions -
Native Prison Admissions -
White Prison Admissions 49
Latino Prison Admissions -

Mahaska County Prison Population

Female Prison Population 10
Total Prison Population 72
Male Prison Population 62

Mahaska County, Iowa Warrants, Arrests

Mahaska County Arrest Warrants
Mahaska County Child Support Warrants

Mahaska County Most Wanted
Mahaska County Pistol Permits & Gun Licenses
Mahaska County Sheriff Website

Mahaska County Sex Offender Registry
Mahaska County Sex Offender Registry

Other Prison Types