SalariesByCity
Machine Learning Engineer · Salary Comparison · 2026

Machine Learning Engineer Salary: Seattle, WA vs Boston, MA

Side-by-side comparison of salary, taxes, cost of living, and take-home pay for Machine Learning Engineers in Seattle, WA and Boston, MA, based on BLS OEWS 2026 data.

1Which City Pays More After Tax?

Higher Gross Salary
Seattle, WA
$165,000 vs $150,000
Better Purchasing Power
Seattle, WA
$101,852 vs $92,593
Best Take-Home (COL-Adj)
Seattle, WA
$94,111 vs $81,278
2

Detailed Comparison

MetricSeattle, WABoston, MADiff
Median Annual Salary$165,000$150,000+$15,000
25th Percentile$127,050$115,500+$11,550
75th Percentile$211,200$192,000+$19,200
90th Percentile$264,000$240,000+$24,000
Cost of Living Index162162
State Income Tax0%5%-5%
COL-Adjusted Median$101,852$92,593+$9,259
Est. Annual Take-Home$152,460$131,670+$20,790
COL-Adj. Take-Home$94,111$81,278+$12,833
Total Employment46,40033,600+12,800
▲ = Higher value wins for this metric. Diff = Seattle, WA minus Boston, MA.

3Summary Analysis

On paper, Seattle, WA pays $15,000 more (median: $165,000 vs $150,000). However, after adjusting for cost of living (index 162 vs 162), Seattle, WA provides better purchasing power ($101,852 vs $92,593 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.