Salary Comparison

AI Engineer Salary:
Seattle, WA vs Boston, MA

Side-by-side gross salary, after-tax take-home pay, and purchasing power comparison. Updated June 2026.

Seattle, WA
$259,174
/ year
+9%
difference
Boston, MA
$237,344
/ year
Bottom line: Seattle wins on all three metrics — higher salary, more take-home pay, and greater purchasing power. How is this calculated? →
Metric
Seattle
Boston
Median Gross Salary
Annual, before tax
$259,174✓ higher
$237,344
Entry Level
0–2 years experience
$167,607✓ higher
$153,489
Senior Level
8+ years experience
$400,767✓ higher
$367,011
Est. Take-Home Pay
After income tax + FICA
$173,222✓ higher
$159,033
Purchasing Power
Equivalent in median-CoL city
$182,517✓ higher
$169,531
Cost of Living Index
Relative to US median (1.00)
1.42×
1.40×✓ lower
Percentile 10 (Low)
Bottom 10% of earners
$167,607✓ higher
$153,489
Percentile 90 (High)
Top 10% of earners
$400,767✓ higher
$367,011

What if you move from Seattle to Boston?

Gross salary change
$21,830
9% decrease
Take-home change
$14,189
per year after tax
Purchasing power change
$12,986
equivalent real income

Take-home pay is estimated using 2024 US federal tax brackets (single filer) + 7.65% FICA, or a blended international effective rate. Purchasing power converts gross salary to an equivalent in a US median cost-of-living city (index 1.00×). Full methodology →

Salary Range Comparison

Seattle, WA$259,174
P10: $167,607Median: $259,174P90: $400,767
Boston, MA$237,344
P10: $153,489Median: $237,344P90: $367,011

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Frequently Asked Questions

▶Does a AI Engineer earn more in Seattle or Boston?

The median AI Engineer salary in Seattle, WA is $259,174/yr compared to $237,344/yr in Boston, MA. Seattle pays 9% more in gross terms.

▶Is a AI Engineer salary worth more in Seattle or Boston after cost of living?

After adjusting for local cost of living, your Seattle salary has the purchasing power of $182,517/yr in a median-cost city, vs $169,531/yr for Boston. Seattle offers stronger real purchasing power.

▶What is the take-home pay for a AI Engineer in Seattle vs Boston?

After estimated taxes, a AI Engineer in Seattle, WA takes home approximately $173,222/yr, vs $159,033/yr in Boston, MA. These are estimates based on standard federal tax rates and do not account for state/local taxes or deductions.