Median rent is 8% lower in Allentown ($1,269/mo vs $1,380/mo). Buying is cheaper in Allentown, where the median home runs $188,900 versus $315,200. Households earn more in Chicago ($75,134 vs $53,403 a year). Taken together, Allentown is the more affordable choice with a cost index of 98.1 against 105.7 — about 7% lower overall prices. After adjusting income for local prices, a typical paycheck stretches further in Chicago, IL.
Quick verdict
Allentown is 7% cheaper overall
Cost index: 98.1 in Allentown vs 105.7 in Chicago (US average = 100)
City A
Allentown, PA
City B
Chicago, IL
How much would you need to earn in Chicago, IL to maintain your standard of living from Allentown, PA?
Equivalent salary in Chicago, IL
$80,842
You'd need $5,842 more (8% higher).
Based on BEA Regional Price Parity (cost index) for each city's metro area. A rough estimate of overall purchasing power, not tax or take-home pay.
Metric
Allentown
Pennsylvania
Chicago
Illinois
👥Population
💰Median Household Income
Annual
🏠Median Gross Rent
Per month
🏡Median Home Value
📊Cost of Living Index
US avg = 100
🔑1BR Fair Market Rent
HUD FMR
🔑2BR Fair Market Rent
HUD FMR
🔑3BR Fair Market Rent
HUD FMR
🌬️Air Quality Index
Lower = cleaner
🏛️Top State Income Tax
Top marginal rate
🧾State Sales Tax
Statewide base rate
🎂Median Age
Years
✓ = better value · Sources: US Census ACS, BEA RPP, HUD FMR, EPA AirNow, Tax Foundation
Median rent is modestly lower in Allentown at $1,269/mo compared to $1,380/mo in Chicago (8% gap). Home buyers face a steeper market in Chicago: the median home is $315,200 versus $188,900 in Allentown — 40% more expensive.
1BR Fair Market Rent
2BR Fair Market Rent
BLS OEWS 2023 — metro-level data
Pennsylvania's top income tax rate is 3.07% versus 4.95% in Illinois, so Allentown is more tax-friendly for high earners. Sales tax is 6.00% in Pennsylvania and 6.25% in Illinois; Allentown has the lower rate (local add-ons may apply in both).
Allentown
Income tax: 3.07%
Sales tax: 6.00%
Chicago
Income tax: 4.95%
Sales tax: 6.25%
Air quality data is available for Chicago (avg AQI 21.0) but not yet for Allentown.
Pick Allentown if you prioritize lower overall cost of living (index 98.1 vs 105.7).
Pick Chicago if you prioritize higher median household income ($75,134/yr).
Pick Allentown if you prioritize lower state income tax (3.07%).
Is Allentown cheaper than Chicago?
Allentown is cheaper overall, with a cost of living index of 98.1 versus 105.7 (US average = 100). That means prices run about 7% lower in Allentown.
How much is rent in Allentown vs Chicago?
Median rent is $1,269/mo in Allentown, PA and $1,380/mo in Chicago, IL. Allentown, PA has the lower rent by about 8%.
Which has higher salaries — Allentown or Chicago?
Median household income is $53,403 in Allentown, PA and $75,134 in Chicago, IL. Chicago, IL has the higher median income. Note that BLS occupational wages in the table above show wages for specific jobs.
Which city has better air quality?
Air quality data is not yet available for one or both cities.
Which has lower taxes — Allentown or Chicago?
Pennsylvania's top income tax rate is 3.07% and Illinois's is 4.95%. Allentown, PA has the lower rate.
What salary do I need in Chicago to match my Allentown income?
To maintain the same purchasing power, a salary of $100,000 in Allentown, PA is equivalent to roughly $107,790 in Chicago, IL (using the BEA Regional Price Parity ratio). Use the salary calculator above for any income amount.
Data last updated: December 1, 2024 · Sources: US Census ACS, BEA RPP, BLS OEWS, HUD FMR, EPA AirNow, Tax Foundation · Methodology