The median annual wage for Private Detectives and Investigators in Washington is $65,370 (May 2024 BLS OES). The mean (average) is $72,710.
Pay spans roughly $43,510 at the 10th percentile to $100,890 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $31.43 per hour. An estimated 840 people work as private detectives and investigators in Washington.
| Median (annual) | $65,370 |
| Mean (annual) | $72,710 |
| Median (hourly) | $31.43 |
| 10th percentile | $43,510 |
| 90th percentile | $100,890 |
| Employment | 840 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.