The median annual wage for First-Line Supervisors of Landscaping, Lawn Service, and Groundskeeping Workers in Kennewick-Richland, WA is $60,320 (May 2024 BLS OES). The mean (average) is $67,480.
Pay spans roughly $49,280 at the 10th percentile to $98,790 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $29.00 per hour. An estimated 70 people work as first-line supervisors of landscaping, lawn service, and groundskeeping workers in Kennewick-Richland, WA.
| Median (annual) | $60,320 |
| Mean (annual) | $67,480 |
| Median (hourly) | $29.00 |
| 10th percentile | $49,280 |
| 90th percentile | $98,790 |
| Employment | 70 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.