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First-Line Supervisors of Office and Administrative Support Workers Salary in Kennewick-Richland, WA

The median annual wage for First-Line Supervisors of Office and Administrative Support Workers in Kennewick-Richland, WA is $72,300 (May 2024 BLS OES). The mean (average) is $78,240.

Pay spans roughly $52,380 at the 10th percentile to $109,540 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $34.76 per hour. An estimated 1,150 people work as first-line supervisors of office and administrative support workers in Kennewick-Richland, WA.

Median (annual)$72,300
Mean (annual)$78,240
Median (hourly)$34.76
10th percentile$52,380
90th percentile$109,540
Employment1,150

Updated 2026-07-23.

Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.