Salary Comparison

Data Scientist Salary:
Boston, MA vs Tokyo

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

Boston, MA
$170,251
/ year
+201%
difference
Tokyo
$56,605
/ year
Bottom line: Boston wins on all three metrics — higher salary, more take-home pay, and greater purchasing power. How is this calculated? →
Metric
Boston
Tokyo
Median Gross Salary
Annual, before tax
$170,251✓ higher
$56,605
Entry Level
0–2 years experience
$110,101✓ higher
$37,557
Senior Level
8+ years experience
$263,263✓ higher
$85,314
Est. Take-Home Pay
After income tax + FICA
$113,592✓ higher
$41,322
Purchasing Power
Equivalent in median-CoL city
$121,608✓ higher
$41,930
Cost of Living Index
Relative to US median (1.00)
1.40×
1.35×✓ lower
Percentile 10 (Low)
Bottom 10% of earners
$110,101
$5,558,436✓ higher
Percentile 90 (High)
Top 10% of earners
$263,263
$12,626,472✓ higher

What if you move from Boston to Tokyo?

Gross salary change
$113,646
201% decrease
Take-home change
$72,270
per year after tax
Purchasing power change
$79,678
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

Boston, MA$170,251
P10: $110,101Median: $170,251P90: $263,263
Tokyo$56,605
P10: $5,558,436Median: $56,605P90: $12,626,472

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Frequently Asked Questions

▶Does a Data Scientist earn more in Boston or Tokyo?

The median Data Scientist salary in Boston, MA is $170,251/yr compared to ¥8,377,540/yr in Tokyo. Boston pays 201% more in gross terms.

▶Is a Data Scientist salary worth more in Boston or Tokyo after cost of living?

After adjusting for local cost of living, your Boston salary has the purchasing power of $121,608/yr in a median-cost city, vs $41,930/yr for Tokyo. Boston offers stronger real purchasing power.

▶What is the take-home pay for a Data Scientist in Boston vs Tokyo?

After estimated taxes, a Data Scientist in Boston, MA takes home approximately $113,592/yr, vs $41,322/yr in Tokyo. These are estimates based on standard federal tax rates and do not account for state/local taxes or deductions.