ReloMath

Seattle, WA vs Boston, MA: Cost of Living

Compare the cost of living between Seattle, WA and Boston, MA. See the equivalent salary and median rent powered by BLS Regional Price Parities.

Source-verified · June 2026BEA Regional Price Parities by MSA, 2022 (Table 4); HUD FY2024 Fair Market Rents (2-BR) Official source ↗
Source-verified · June 2026BEA Regional Price Parities by MSA, 2022 (Table 4); HUD FY2024 Fair Market Rents (2-BR) Official source ↗

Seattle, WA

WA

Overall RPP (US=100)
113.7
Housing RPP
154.8
Goods RPP
116.2
2-BR median rent
$2,645/mo

Washington has no state income tax. Sales tax 6.5%+local up to 10.5%.

Boston, MA

MA

Overall RPP (US=100)
112
Housing RPP
150.3
Goods RPP
110.1
2-BR median rent
$2,827/mo

Massachusetts flat income tax 5.0%. No city income tax.

Equivalent salary

Boston, MA is cheaper than Seattle, WA by about 1.5% (RPP 113.7 to 112).

$60,000 in Seattle, WA

-> $59,103

in Boston, MA

$100,000 in Seattle, WA

-> $98,505

in Boston, MA

$150,000 in Seattle, WA

-> $147,757

in Boston, MA

This tool provides estimates only. Equivalent-salary figures are derived from BLS Regional Price Parities (RPP) and HUD Fair Market Rents — they are averages, not guarantees. Actual cost of living varies by neighborhood, lifestyle, and individual circumstances. Not financial advice.

Frequently asked questions

Is Boston, MA cheaper or more expensive than Seattle, WA?
Boston, MA (RPP 112) is cheaper than Seattle, WA (RPP 113.7) by about 1.5%.
What salary do I need in Boston, MA if I earn $100,000 in Seattle, WA?
You would need approximately $98,505 in Boston, MA to maintain the same purchasing power as $100,000 in Seattle, WA. Formula: $100,000 x (112 / 113.7).