Department profile · Morris County
Lincoln Park Police Department
Reported as: Lincoln Park PDMunicipal police
Jurisdiction context
Civil service jurisdiction
Discipline at this department is governed by the Title 4A civil service framework, matched to Lincoln Park Borough 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
Based in Morris County, the Lincoln Park Police Department is a municipal police agency. It reported 8 sworn officers in 2025 and 8 internal affairs investigations that year. Its rate of 100 investigations per 100 officers was below the 125.6 median for municipal police. None of the 8 investigations detailed for 2025 reported a sustained complaint. The most common allegation was Improper Entry, with Demeanor also recorded.
Across the 2020-2025 releases the department had 2 major discipline records, neither of which was a termination. On the report card it received a grade of D, which puts it at the 68th percentile of its peer group of 361 agencies in the 1-14 officers band. 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
8[1]
IA investigations, 2025
8[1]
Incidents, 2025
3[1]
Major discipline records
2
All years, 2020-2025
Internal affairs investigations by year
| 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|
| 13 | 15 | 8 | 1 | 8 |
Complaint mix, 2025
Most serious allegation per investigation, as categorized by the reporting agency. Allegations are not findings: of 8 investigations, 0 reported one or more sustained complaints. Officer-level rows list 8 officers involved.[7]
Most serious allegation
| Improper Entry | 3 |
|---|---|
| not provided | 3 |
| Demeanor | 2 |
Internal disposition
| Exonerated | 8 |
|---|
Against peers, 2025
| Lincoln Park PD | 100.0 |
|---|---|
| County median, municipal police (35) | 116.7 |
| 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
| Year | Officer | Rank | Sanction as reported | Src |
|---|---|---|---|---|
| 2022 | Christopher Mulhearn | Patrolman | Suspended 20 days | [8] |
| 2021 | Kieran Ward | Sergeant | Suspended 6 days | [9] |
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 Lincoln Park Police Department report in 2025?
- Lincoln Park Police Department reported 8 internal affairs investigations in 2025, according to New Jersey Attorney General data. It reported 8 sworn officers that year.
- How many major discipline records does Lincoln Park Police Department have?
- Lincoln Park Police Department has 2 major discipline records in the Attorney General's 2020-2025 releases, of which 0 were terminations. These are final, adjudicated actions, not allegations.
Sources
- [1]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 2388. Snapshot retrieved 2026-06-09. ↩
- [2]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 353. Snapshot retrieved 2026-06-09. ↩
- [3]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 1371. Snapshot retrieved 2026-06-09. ↩
- [4]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 1877. Snapshot retrieved 2026-06-09. ↩
- [5]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 857. Snapshot retrieved 2026-06-09. ↩
- [6]New Jersey Internal Affairs Agency Totals, 2021-2025. New Jersey Office of the Attorney General. Sheet "Sheet1", row 2388. 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 Lincoln Park PD row for 2025; row 1 is the header. ↩
- [8]New Jersey Major Discipline Data, 2020-2025. New Jersey Office of the Attorney General. Sheet "Major Discipline Data", row 2265. Snapshot retrieved 2026-07-03. ↩
- [9]New Jersey Major Discipline Data, 2020-2025. New Jersey Office of the Attorney General. Sheet "Major Discipline Data", row 2636. Snapshot retrieved 2026-07-03. ↩