Winnebago County Sheriff's Office
County · Winnebago County · WI
Jurisdiction
Winnebago County, Wisconsin
Coverage may overlap with county, state, or neighboring agencies.
- Agreement signed
- March 3, 2025
- First seen in ICE data
- May 23, 2025
- Residential population
- 36,530FBI 2025
- Sworn officers
- 135FBI 2025
- Civilian staff
- 56FBI 2025
- Total personnel
- 191FBI 2025
- Population policed
- 171,020
- As reported in the agency's MOA
- Operating budget
- $23,666,941
- As reported in the agency's MOA
- Memorandum of Agreement
- View agreement →
Memorandum of Agreement
The full agreement between Winnebago County Sheriff's Office and ICE is available below.
View agreement →Contact
- Website
- https://winnebagosheriff.com/
Agreement History
Changes recorded since tracking began. Gaps between entries mean no changes were detected.
-
- + Warrant Service Officer
Data last updated June 5, 2026. ORI: WI0710000.
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: