Waukesha County Sheriff's Department
County · Waukesha County · WI
#158 of 2306 agencies by officer count
- Agreement signed
- June 10, 2020
- First seen in ICE data
- August 12, 2025
- Residential population
- 96,602FBI 2025
- Sworn officers
- 158FBI 2025
- Civilian staff
- 151FBI 2025
- Total personnel
- 309FBI 2025
- Population policed
- 403,072
- As reported in the agency's MOA
- Operating budget
- $40,858,960
- As reported in the agency's MOA
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 Waukesha County voted for president in 2024
- Trump
- 59.0%
- 162,768
- Harris
- 39.3%
- 108,478
- Others
- 1.6%
- 4,541
Trump won the county by 19.7 points over Harris. 275,787 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)
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.
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- + Jail Enforcement Model
Data last updated October 16, 2026. ORI: WI0680000.
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: