Data Scientists Salary in Washington

Data scientists in Washington earn the most in Seattle (average $160,460 a year) and the least in Olympia ($118,800), across the 6 Washington metro areas we cover. Statewide, BLS puts the data scientists average at $158,040 and the median at $163,350 for 9,600 workers. The U.S. average for this job is $126,800.

Data Scientists average salary by city in Washington

Seattle$160,460
Kennewick$157,380
Bremerton$137,580
Bellingham$128,390
Spokane$122,030
Olympia$118,800

Pay, take-home pay and cost of living

City	Average	Median	25th pct.	Take-home*	Cost of living
Seattle	$160,460	$164,740	$108,740	$120,940	111
Kennewick	$157,380	$156,830	$120,420	$118,835	100
Bremerton	$137,580	$134,220	$94,370	$105,302	106
Bellingham	$128,390	$120,180	$88,990	$99,021	103
Spokane	$122,030	$117,250	$84,230	$94,674	100
Olympia	$118,800	$120,040	$95,760	$92,406	104

*Average salary after federal and state taxes for a single filer; Washington has no state income tax; Washington's WA Cares (0.58%) and Paid Family and Medical Leave payroll premiums are not included. Cost of living: BEA price parity, U.S. = 100.

Data Scientists salary in other states

Data Scientists salary by city and state

More about pay in Washington

Sources and how to read this page

Wages: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 estimates for metropolitan areas. SOC code 15-2051.
U.S. and statewide figures: BLS OEWS national and state estimates, May 2025, every employer including rural areas.
Cost of living: Bureau of Economic Analysis regional price parities (RPP), 2024; 100 = U.S. average.

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