Metro Nashville / Police Specialized Investigations
Agency file
The Police Specialized Investigations provides law enforcement and public safety — patrol, criminal investigation, and emergency response.
In 2025, this agency had 127 employees with median total compensation of $103,218; the highest distinct record was $233,366.
What the records show
These summaries compare pay within the agency before listing individual records.
How 2025 total compensation is spread across the 127 employees. Each bar is a pay range; taller bars mean more people earn in that range. The amber line marks the median ($103,218) — half earn less, half more. The far-right bar collects the highest earners.
What an average paycheck here is made of — base salary versus overtime, other pay (bonuses, allowances), and benefits. A large overtime or other-pay share means take-home often exceeds base salary.
The pay ladder for this department. Someone at the 90th percentile earns $167,054 — more than 90% of the department; the 10th percentile earns $19,162. The shaded band is the middle half of employees (25th–75th percentile).
The most common job titles in this department by headcount, with the median total compensation for each. Click a title to see everyone who holds it.
Trend
How this department's total payroll, headcount, and median pay changed across the 11 published years.
| Year | Total payroll | Employees | Median pay |
|---|---|---|---|
| 2015 | $5.4M — | 84 — | $62,350 — |
| 2016 | $5.5M ▲ 3.6% | 84 ±0% | $64,841 ▲ 4.0% |
| 2017 | $5.8M ▲ 4.3% | 86 ▲ 2.4% | $67,015 ▲ 3.4% |
| 2018 | $5.9M ▲ 1.9% | 83 ▼ 3.5% | $68,985 ▲ 2.9% |
| 2019 | $5.3M ▼ 10.2% | 80 ▼ 3.6% | $65,977 ▼ 4.4% |
| 2020 | $6.1M ▲ 15.5% | 81 ▲ 1.3% | $77,585 ▲ 17.6% |
| 2021 | $7.9M ▲ 29.5% | 117 ▲ 44.4% | $63,624 ▼ 18.0% |
| 2022 | $8.1M ▲ 2.4% | 108 ▼ 7.7% | $80,187 ▲ 26.0% |
| 2023 | $6.6M ▼ 18.5% | 115 ▲ 6.5% | $52,139 ▼ 35.0% |
| 2024 | $239.6K ▼ 96.4% | 1 ▼ 99.1% | $239,585 ▲ 359.5% |
| 2025 | $12.8M ▲ 5252.6% | 127 ▲ 12600.0% | $103,218 ▼ 56.9% |
Compare
Departments elsewhere with the most similar mix of roles — a proxy for the same kind of agency, matched by workforce composition rather than name. Pay is not cost-of-living adjusted.
Record list
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Police Sergeant/Police Specialized Investigations
Source-specific fields
Zachary Ronan is a Police Sergeant at Police Specialized Investigations. 2025 total compensation came to $171,411.