The median annual wage for Grinding and Polishing Workers, Hand in Riverside-San Bernardino-Ontario, CA is $39,900 (May 2024 BLS OES). The mean (average) is $41,420.
Pay spans roughly $35,270 at the 10th percentile to $49,670 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $19.18 per hour. An estimated 260 people work as grinding and polishing workers, hand in Riverside-San Bernardino-Ontario, CA.
| Median (annual) | $39,900 |
| Mean (annual) | $41,420 |
| Median (hourly) | $19.18 |
| 10th percentile | $35,270 |
| 90th percentile | $49,670 |
| Employment | 260 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.