ReloMath

Boston, MA vs Chicago, IL: Cost of Living

Compare the cost of living between Boston, MA and Chicago, IL. 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 ↗

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.

Chicago, IL

IL

Overall RPP (US=100)
105.7
Housing RPP
110.9
Goods RPP
106.7
2-BR median rent
$1,714/mo

Illinois flat income tax 4.95%. Chicago city tax adds ~2.25% effective burden.

Equivalent salary

Chicago, IL is cheaper than Boston, MA by about 5.6% (RPP 112 to 105.7).

$60,000 in Boston, MA

-> $56,625

in Chicago, IL

$100,000 in Boston, MA

-> $94,375

in Chicago, IL

$150,000 in Boston, MA

-> $141,563

in Chicago, IL

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 Chicago, IL cheaper or more expensive than Boston, MA?
Chicago, IL (RPP 105.7) is cheaper than Boston, MA (RPP 112) by about 5.6%.
What salary do I need in Chicago, IL if I earn $100,000 in Boston, MA?
You would need approximately $94,375 in Chicago, IL to maintain the same purchasing power as $100,000 in Boston, MA. Formula: $100,000 x (105.7 / 112).