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Department profile · Union County

Union County Sheriffs Office

Reported as: Union Co Sheriffs OfficeCounty sheriff

Jurisdiction context

Civil service jurisdiction

Discipline at this department is governed by the Title 4A civil service framework, matched to Union County on the New Jersey Civil Service Commission roster.

Read how the process works or the Title 4A glossary. Browse NJCSNavigator’s civil service jurisdiction directory for the full local-jurisdiction roster.

Reflects the NJCSC Appendix A roster as of 2026-07-04. Context only, not legal advice.

Sworn officers, 2025

34[1]

IA investigations, 2025

48[1]

Incidents, 2025

37[1]

Major discipline records

5

All years, 2020-2025

Internal affairs investigations by year

272021342022372023662024482025
Internal affairs investigations reported by Union County Sheriffs Office, by year
Internal affairs investigations reported by Union County Sheriffs Office, by year
20212022202320242025
2734376648

As reported to the Attorney General.[2][3][4][5][6]

Complaint mix, 2025

Most serious allegation per investigation, as categorized by the reporting agency. Allegations are not findings: of 48 investigations, 21 reported one or more sustained complaints. Officer-level rows list 48 officers involved.[7]

Most serious allegation

Most serious allegations reported by Union Co Sheriffs Office, 2025
Most serious allegations reported by Union Co Sheriffs Office, 2025
Demeanor16
Insubordination/Disobeying An Order6
Neglect of Duty6
Other Departmental Rule Violation5
Attendance Issues4
Improper Entry4
Differential Treatment2
Conduct Unbecoming/Discredit To The Agency1
AdministrativeConduct / dutyRights / integrityViolence / criminal

Internal disposition

Internal dispositions reported by Union Co Sheriffs Office, 2025
Internal dispositions reported by Union Co Sheriffs Office, 2025
Sustained21
Not Sustained10
not provided8
Unfounded6
Exonerated3

Against peers, 2025

AnalysisComputed by this site from reported totals; not an official statistic.
UNION CO SHERIFFS OFFICE141.2COUNTY MEDIAN, COUNTY SHERIFF (1)141.2NJ MEDIAN, COUNTY SHERIFF (20)115.2
Internal affairs investigations per 100 officers, 2025 (investigations per 100 sworn officers)
Internal affairs investigations per 100 officers, 2025 (investigations per 100 sworn officers)
Union Co Sheriffs Office141.2
County median, county sheriff (1)141.2
NJ median, county sheriff (20)115.2

Investigations per 100 sworn officers, using the officer counts each agency reported for 2025. A higher number is ambiguous on its own: it can reflect more misconduct, or a stronger internal reporting culture. Medians are computed within the same agency type only.

Major discipline records

Major discipline records reported by Union County Sheriffs Office, 2020-2025
YearOfficerRankSanction as reportedSrc
2025Grisel AgurtoSheriff's OfficerSuspended 162 days[8]
2025Regina MajorCounty Correctional Police OfficerSeparated while IA pending[9]
2025Christopher WolfSheriff's OfficerSuspended 10 days[10]
2023Stephen KarlikOfficerTerminated[11]
2022Kevin O'ConnorOfficerTerminated[12]

Every name links to the officer's record page with the agency's full synopsis and citation.

Questions and answers

How many internal affairs investigations did Union County Sheriffs Office report in 2025?
Union County Sheriffs Office reported 48 internal affairs investigations in 2025, according to New Jersey Attorney General data. It reported 34 sworn officers that year.
How many major discipline records does Union County Sheriffs Office have?
Union County Sheriffs Office has 5 major discipline records in the Attorney General's 2020-2025 releases, of which 2 were terminations. These are final, adjudicated actions, not allegations.

Sources

  1. [1]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 2542. Snapshot retrieved 2026-06-09.
  2. [2]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 495. Snapshot retrieved 2026-06-09.
  3. [3]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 1518. Snapshot retrieved 2026-06-09.
  4. [4]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 2024. Snapshot retrieved 2026-06-09.
  5. [5]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 1003. Snapshot retrieved 2026-06-09.
  6. [6]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 2542. Snapshot retrieved 2026-06-09.
  7. [7]New Jersey Internal Affairs Investigations, 2024-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 1. Snapshot retrieved 2026-06-09. Aggregated from every Union Co Sheriffs Office row for 2025; row 1 is the header.
  8. [8]New Jersey Major Discipline Data, 2020-2025. New Jersey Office of the Attorney General. Sheet "Major Discipline Data", row 812. Snapshot retrieved 2026-07-03.
  9. [9]New Jersey Major Discipline Data, 2020-2025. New Jersey Office of the Attorney General. Sheet "Major Discipline Data", row 813. Snapshot retrieved 2026-07-03.
  10. [10]New Jersey Major Discipline Data, 2020-2025. New Jersey Office of the Attorney General. Sheet "Major Discipline Data", row 814. Snapshot retrieved 2026-07-03.
  11. [11]New Jersey Major Discipline Data, 2020-2025. New Jersey Office of the Attorney General. Sheet "Major Discipline Data", row 1997. Snapshot retrieved 2026-07-03.
  12. [12]New Jersey Major Discipline Data, 2020-2025. New Jersey Office of the Attorney General. Sheet "Major Discipline Data", row 2400. Snapshot retrieved 2026-07-03.