We are sincerely proud of our distinguished history, and are committed to future excellence through proactive, aggressive, and innovative policing to positively impact Black Hawk County citizens. This website demonstrates our pledge to provide consistently excellent service with a community outreach focus.
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On March 26, 2023, the phone contract with GTL phone services will end with the Black Hawk County Jail. On that date, CIDnet, the current video visitation provider will take over inmate phone services for inmates.
Family and Friends of inmates who have account balances with GTL should be aware of this change to minimize the amount of money remaining on the account at the end of this contract.
As this transition takes places, family and friends who have a current account with CIDnet can simply add on the phone services options to communicate with their loved ones.
For those without an account, this can be setup at:

For current job openings, apply HERE

 Recently, the State of Iowa passed a law to allow operation of ATVs/UTVs on county roadways beginning July 1, 2022. More information about the use and restriction of recreational vehicles can be found at:


Linn County Website - Iowa ATV/UTV Bill HF2130


The process for depositing money to an inmate commissary account has been updated:

Inmates can receive money for their account by money orders or certified cashier's check sent to the jail using a delivery service (i.e. USPS, UPS, FedEx, etc.).  Money orders and cashier's checks must be filled out with the inmate's name and mailed to the following address:

(Inmate's name)
Black Hawk County Jail
225 East 6th St.
Waterloo, IA  50703

**Please include a return address.

Cash can no longer be brought to the front counter at the Sheriff's Office:

Cash and or credit cards can be used to deposit money on an inmate's account by using the kiosk in the front lobby entrance.

Money can also be deposited online at:


This is for inmate commissary only, and cannot be applied to inmate phone accounts.

 Beginning July 1, 2021, Iowa's Weapon Permit Laws will change with HF756 signed into law by Governor Reynolds on April 2, 2021. More information can be found at the link below.

Iowa DPS HF756 - Iowa's New Weapon Permit Law

Permit to Carry Flowchart


Black Hawk County Sheriff's Office 2022 Annual Report

2022 Annual Report

2022 Annual Report Press Release

Black Hawk County Sheriff's Office
225 E 6th Street
Waterloo, Iowa 50703

Excellence in Law Enforcement



Sheriff Tony Thompson


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