How much does a Police Investigator make in Nassau, NY? (2025)
As of August 01, 2025, Police Investigators in Nassau, NY earn an average annual salary of $84,588 with an hourly rate of $41. Salary ranges from $68,797 (10th percentile) to $109,208 (90th percentile), with the majority earning between $76,322 (25th percentile) and $97,475 (75th percentile). Compensation varies based on experience, skills, company size, and local market factors - all explored below.