SalariesByCity
Data Scientist · Salary Comparison · 2026

Data Scientist Salary: Portland, OR vs Seattle, WA

Side-by-side comparison of salary, taxes, cost of living, and take-home pay for Data Scientists in Portland, OR and Seattle, WA, based on BLS OEWS 2026 data.

1Which City Pays More After Tax?

Higher Gross Salary
Seattle, WA
$132,000 vs $162,000
Better Purchasing Power
Portland, OR
$101,538 vs $100,000
Best Take-Home (COL-Adj)
Seattle, WA
$85,612 vs $92,400
2

Detailed Comparison

MetricPortland, ORSeattle, WADiff
Median Annual Salary$132,000$162,000-$30,000
25th Percentile$100,000$123,000-$23,000
75th Percentile$172,000$210,000-$38,000
90th Percentile$215,000$262,000-$47,000
Cost of Living Index130162-32
State Income Tax8.75%0%+8.75%
COL-Adjusted Median$101,538$100,000+$1,538
Est. Annual Take-Home$111,296$149,688-$38,392
COL-Adj. Take-Home$85,612$92,400-$6,788
Total Employment6,00016,000-10,000
▲ = Higher value wins for this metric. Diff = Portland, OR minus Seattle, WA.

3Summary Analysis

On paper, Seattle, WA pays $30,000 more (median: $132,000 vs $162,000). However, after adjusting for cost of living (index 130 vs 162), Portland, OR provides better purchasing power ($101,538 vs $100,000 equivalent). Seattle, WA has no state income tax, which is a significant advantage.

Data: U.S. Bureau of Labor Statistics OEWS · 2026 · Cost-of-living indices from composite metro area data. Take-home estimates approximate only — consult a tax professional for accurate figures.