Jail Enforcement Signed September 22, 2025 View agreement →
- Signed by ICE: Madison Sheahan, Deputy Director; ICE Field Office: Chicago
- Public affairs contact: Public Affairs Officer
Kewaunee County Sheriff's Office
County · Kewaunee County · WI
#631 of 2306 agencies by officer count
- Agreement signed
- June 11, 2025
- Residential population
- 11,971FBI 2025
- Sworn officers
- 35FBI 2025
- Civilian staff
- 2FBI 2025
- Total personnel
- 37FBI 2025
- Population policed
- 20,383
- As reported in the agency's MOA
- Operating budget
- $3,603,906
- As reported in the agency's MOA
- Memorandum of Agreement
- View agreement →
Elections
Sheriff
On the ballot on November 3, 2026.
We haven't found an official candidate list for this county yet. Know who's running? Let us know
How Kewaunee County voted for president in 2024
- Trump
- 66.2%
- 8,267
- Harris
- 32.5%
- 4,059
- Others
- 1.3%
- 158
Trump won the county by 33.7 points over Harris. 12,484 votes cast.
Sources: MIT Election Data and Science Lab · Bolts · Wis. Stat. § 59.20(2)(b) (sheriff elected at the 2002 general election and every four years)
Memorandum of Agreement
The full agreement between Kewaunee County Sheriff's Office and ICE is available below.
View agreement →Agreements on file
2 of 2 models on file
MOAs are not available for every agreement.
Warrant Service Signed June 11, 2025 View agreement →
- Signed by Kewaunee County Sheriff's Office: Matt Joski
- Signed by ICE: Madison Sheahan, Deputy Director; ICE Field Office: Chicago
- Public affairs contact: Sheriff Matt Joski
Named in the signed 287(g) agreement
Contact
Contact information for this agency is not yet available.
Agreement History
Dated by when each agreement was signed; where ICE's public data lagged more than two weeks behind, the first-seen date is noted too. Changes we can't tie to a signed document are dated by when they were detected.
-
First seen in ICE data · October 13, 2025
- + Jail Enforcement Model
-
- + Warrant Service Officer
Data last updated October 16, 2026. ORI: WI0310000.
Dive deeper
The 287(g) participation data doesn't tell us anything about what happened after the agreement was signed. To learn more, the public will need to ask or formally request information. MuckRock is organizing public records requests about immigration enforcement nationwide: