Department profile · Essex County
Millburn Police Department
Reported as: Millburn PDMunicipal police
Jurisdiction context
Civil service jurisdiction
Discipline at this department is governed by the Title 4A civil service framework, matched to Millburn Township 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.
In brief
The Millburn Police Department is a municipal police agency in Essex County. It reported 25 sworn officers in 2025 and 40 internal affairs investigations that year. At 160 per 100 officers, the rate was above the municipal police median of 125.6. Of the 40 investigations detailed for 2025, 15 reported a sustained finding. Other Departmental Rule Violation and Demeanor led the allegations.
No major discipline records appear in the 2020 through 2025 releases, and that absence is not a finding. The site grades the department a C, placing it at the 43rd percentile of its peer group of 61 agencies with 15 to 29 officers. A higher volume of internal affairs activity can reflect more misconduct or a stronger reporting culture.
Written by this site strictly from the figures on this page; every number is cited below.
Sworn officers, 2025
25[1]
IA investigations, 2025
40[1]
Incidents, 2025
32[1]
Major discipline records
0
All years, 2020-2025
Internal affairs investigations by year
| 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|
| 26 | 35 | 30 | 32 | 40 |
Complaint mix, 2025
Most serious allegation per investigation, as categorized by the reporting agency. Allegations are not findings: of 40 investigations, 15 reported one or more sustained complaints. Officer-level rows list 37 officers involved.[7]
Most serious allegation
| Other Departmental Rule Violation | 17 |
|---|---|
| Demeanor | 11 |
| Differential Treatment | 3 |
| Use Of Force Policy Violation | 2 |
| Excessive Force | 2 |
| Assault | 1 |
| Domestic violence (Criminal) | 1 |
| Vehicular Pursuit Policy Violation | 1 |
Internal disposition
| not provided | 17 |
|---|---|
| Sustained | 15 |
| Exonerated | 7 |
| Not Sustained | 1 |
Against peers, 2025
| Millburn PD | 160.0 |
|---|---|
| County median, municipal police (22) | 158.6 |
| NJ median, municipal police (447) | 125.6 |
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
No major discipline records appear for this agency in the 2020-2025 releases. Absence of records is not a finding; see the methodology for what this data does and does not cover.
Questions and answers
- How many internal affairs investigations did Millburn Police Department report in 2025?
- Millburn Police Department reported 40 internal affairs investigations in 2025, according to New Jersey Attorney General data. It reported 25 sworn officers that year.
- How many major discipline records does Millburn Police Department have?
- No major discipline records appear for Millburn Police Department in the Attorney General's 2020-2025 releases. Absence of records is not a finding; discipline is listed only after all appeals conclude.
Sources
- [1]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 2222. Snapshot retrieved 2026-06-09. ↩
- [2]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 192. Snapshot retrieved 2026-06-09. ↩
- [3]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 1207. Snapshot retrieved 2026-06-09. ↩
- [4]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 1715. Snapshot retrieved 2026-06-09. ↩
- [5]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 699. Snapshot retrieved 2026-06-09. ↩
- [6]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 2222. Snapshot retrieved 2026-06-09. ↩
- [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 Millburn PD row for 2025; row 1 is the header. ↩