Average Data Scientist Salary in WashingtonNo State Income Tax
Data Scientists in Washington earn an average of $129,167 per year across 1 metro area. This is +19.6% higher than the national average.
Average Salary
$129,167
per year
Hourly Rate
$62.10
per hour
vs National
+19.6%
$108,020 national
Salary Range
$85,646
to $180,057
About Data Scientist Careers in Washington
Data scientists analyze and interpret complex data to help organizations make informed decisions. They combine expertise in statistics, programming, and domain knowledge to extract insights from large datasets. As businesses increasingly rely on data-driven strategies, data scientists have become critical to competitive advantage across all industries.
In Washington, data scientists earn an average of $129,167 per year as of 2026, with salaries ranging from $85,646 for entry-level roles to $180,057 for the most experienced professionals — +19.6% above the national average. Pay is influenced most by education level (phd commands premium), industry sector (tech, finance, healthcare), and the specific metro area within Washington.
Cost of Living Adjusted Salary
Nominal Salary
$129,167
Cost of Living Index
118
100 = national average
Adjusted Salary
$109,464
purchasing power equivalent
After adjusting for Washington's cost of living (above average), a Data Scientist's salary of $129,167 has the purchasing power of $109,464 in an average-cost area. Additionally, Washington has no state income tax, further increasing take-home pay.
Data Scientist Salary by City in Washington
| City | Median Salary | Hourly Rate | Entry Level (P10) | Senior (P90) | Employment |
|---|---|---|---|---|---|
| Seattle, WA | $129,167 | $62.10/hr | $85,646 | $180,057 | 169 |
Source: Bureau of Labor Statistics OEWS Survey, 2026. Sorted by median salary (highest first).
Washington vs National Average
Data Scientist Salary Comparison
Employment in Washington
There are approximately 169 Data Scientists employed across 1 metro area in Washington.
Key Industries: Technology, Aerospace, Agriculture
State Income Tax: None (tax-free state)
Data Scientist Salary Range in Washington
Entry Level (10th Percentile)
$85,646
Starting salary for new Data Scientists
Median (50th Percentile)
$129,167
Mid-career Data Scientist salary
Senior (90th Percentile)
$180,057
Top earners in the field
Related Occupations in Washington
Software Developer
$160,713
avg in WA
+$31,546 vs Data Scientist
Information Security Analyst
$150,737
avg in WA
+$21,570 vs Data Scientist
Computer Systems Analyst
$126,354
avg in WA
-$2,813 vs Data Scientist
Network Administrator
$119,539
avg in WA
-$9,628 vs Data Scientist
Computer User Support Specialist
$72,228
avg in WA
-$56,939 vs Data Scientist
Data Scientist Salary in Neighboring States
Compare Data Scientist salaries in Washington with nearby states to find the best opportunities.
More Washington Data
Frequently Asked Questions
What is the average Data Scientist salary in Washington?
The average Data Scientist salary in Washington is $129,167 per year ($62.10/hour) based on 2026 data across 1 metro areas. This is 19.6% above the national average of $108,020.
What is the highest paying city for Data Scientists in Washington?
Seattle, WA is the highest paying city for Data Scientists in Washington, with a median salary of $129,167 per year.
What is the salary range for Data Scientists in Washington?
Data Scientist salaries in Washington range from $85,646 (entry-level, 10th percentile) to $180,057 (experienced, 90th percentile). The median salary is $129,167 per year.
About This Data
Salary data is sourced from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics (OEWS) survey. State-level averages are calculated from metro area data within Washington. Figures represent 2026 estimates and may not reflect all employers or self-employed workers. Cost of living adjustments use regional indices to provide purchasing power context.