ScienceOfficial Payroll Survey · 99/1006–10 years
Senior Biologist Salary in Seattle
2026 · Senior-level professionals in the top quarter of the market.
$139,915/yr
Typical range: $161,147 – $194,571
P75 · BLS OEWS employer payroll data
Biologist salary by experience level in Seattle
Biologist Salary Progression in Seattle
From entry-level through staff — based on BLS OEWS percentile data
| Experience Level | Years | Percentile | Annual Salary | Monthly | vs Entry |
|---|---|---|---|---|---|
| Entry | 0 yrs | 0 yrs | $84,995 | $7,083 | — |
| Junior | 2 yrs | 2 yrs | $107,225 | $8,935 | +26% |
| Mid-Level | 4 yrs | 4 yrs | $122,916 | $10,243 | +45% |
| SeniorThis page | 6 yrs | 6 yrs | $139,915 | $11,660 | +65% |
| Staff | 10 yrs | 10 yrs | $176,529 | $14,711 | +108% |
| Principal | 14 yrs | 14 yrs | $204,773 | $17,064 | +141% |
| Distinguished | 18 yrs | 18 yrs | $211,834 | $17,653 | +149% |
Current Salary
$139,915
Senior · 6–10 years
Hourly: $67/hr
Next Level Target
$176,529
Staff · 10
+$37Kpotential uplift
Career Opportunity
36/100
Below Average
+6% demand · Low AI risk
Frequently Asked Questions
What is the senior Biologist salary in Seattle, WA?
Senior Biologists in Seattle, WA earn approximately $140K per year (2026). This corresponds to the P75 range of BLS OEWS employer payroll data.
How much does a senior Biologist make per hour in Seattle, WA?
Based on $140K annually, the hourly rate is approximately $67/hr (2,080-hour work year).
How do I get from senior to senior Biologist in Seattle, WA?
The typical progression takes 2–4 years with consistent skill development, project leadership, and strategic job moves. A senior Biologist in Seattle, WA earns $161K–$195K/yr.