The median annual wage for Hydrologists in Trenton-Princeton, NJ is $119,180 (May 2024 BLS OES). The mean (average) is $110,900.
Pay spans roughly $70,430 at the 10th percentile to $141,280 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $57.30 per hour. An estimated 30 people work as hydrologists in Trenton-Princeton, NJ.
| Median (annual) | $119,180 |
| Mean (annual) | $110,900 |
| Median (hourly) | $57.30 |
| 10th percentile | $70,430 |
| 90th percentile | $141,280 |
| Employment | 30 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.