Epidemiologist Salary in Washington
The median epidemiologist salary in Washington is $90,298 per year, which is 15.0% above the national median of $78,520.
Epidemiologist Salary Overview in Washington (2026)
Washington ranks #7 out of 50 states for epidemiologist compensation. This places Washington in the top tier nationally, making it one of the best states for epidemiologists seeking high pay. At $90,298 per year, epidemiologists in Washington earn $11,778 more than the national median of $78,520.
It's worth noting that Washington's cost of living is 115% of the national average, which reduces the real purchasing power of the $90,298 salary. After adjusting for cost of living, the effective salary is closer to $78,520.
The salary spread in Washington is significant: epidemiologists at the 10th percentile earn $57,500, while those at the 90th percentile bring home $144,900 — a $87,400 gap that reflects differences in experience, specialization, employer type, and metro area. The highest-paying city in Washington for this role is Bellevue, where the median reaches $119,350.
Nationally, epidemiologist employment is projected to grow 27% over the next decade (much faster than average). This strong growth suggests increasing demand and competitive salaries in Washington and beyond.
Epidemiologist Salary in Washington by Experience
In Washington, an entry-level epidemiologist earns around $59,800, while experienced professionals earn up to $138,000 per year. The cost of living index in Washington is 115% of the national average.
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See Investment Options →Salary Percentiles in Washington
| Percentile | WA Salary |
|---|---|
| 10th Percentile | $57,500 |
| 25th Percentile | $71,300 |
| Median (50th) | $90,298 |
| 75th Percentile | $116,150 |
| 90th Percentile | $144,900 |
Epidemiologist Salary by City in Washington
The largest employment areas for epidemiologists in Washington include Seattle, Spokane, Tacoma, and Bellevue. Salaries vary by city based on local cost of living and demand.
How to Become a Epidemiologist in Washington
Education
Most epidemiologist positions require a master's degree. Washington has several accredited institutions offering relevant programs.
Key Skills
Job Outlook in Washington
Nationally, epidemiologist employment is projected to grow 27% over the next decade (much faster than average). Washington's demand may vary based on local industry trends.
Negotiate Your Way to Senior Pay
Data shows Epidemiologists who negotiate earn 7–15% more. A single negotiation could add $47,702 over your career trajectory.
Get Negotiation Scripts — $197 →Open to Epidemiologist Roles in Washington?
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