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Seattle vs Philadelphia

Cost of living comparison — C2ER 2024-2025 data

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Philadelphia is 25% cheaper than Seattle overall.Seattle has a cost of living index of 150 vs Philadelphia at 113 (national average = 100). The biggest difference is housing Seattle costs 42% more.

Pierre
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Seattle
WA
150
COLI index
VS
Philadelphia
PA
113
COLI index

Category Breakdown

CategorySeattlePhiladelphiaDifference
Overall COLI150113-25%
Housing248145-42%
Groceries111106-5%
Transport114110-4%
Healthcare107105-2%
Utilities89120+35%

Median 1BR Rent

Seattle
$2,100/mo
Philadelphia
$1,700/mo

Median Home Price

Seattle
$755,000
Philadelphia
$240,000

Median Household Income

Seattle
$105,391
Philadelphia
$49,127

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Frequently Asked Questions

Philadelphia is cheaper to live in overall. Seattle has a cost of living index of 150 while Philadelphia has an index of 113, where 100 represents the US national average. Philadelphia is 25% cheaper than Seattle overall.

The median 1-bedroom rent in Seattle is $2,100 per month compared to $1,700 in Philadelphia. The median home price in Seattle is $755,000 versus $240,000 in Philadelphia. Housing is typically the largest factor in cost of living differences between cities.

Seattle has a cost of living index of 150 and Philadelphia has an index of 113, both measured against a US national average of 100. An index above 100 means more expensive than the national average — below 100 means cheaper.

To maintain the same purchasing power as a salary in Seattle, multiply by 0.75. For example a $75,000 salary in Seattle is equivalent to approximately $56,500 in Philadelphia.

Seattle has a median household income of $105,391 per year versus $49,127 in Philadelphia. Higher incomes must be weighed against cost of living. Use the Dayblip salary tools to see specific job salaries in both cities.

Whether moving from Seattle to Philadelphia is worthwhile depends on your salary, lifestyle, and priorities. Philadelphia is 25% cheaper overall — with the biggest difference in housing. Use the Dayblip cost of living calculator to enter your specific salary and see the exact dollar impact.

Last updated: June 2026

Methodology: Cost of living indices from C2ER Cost of Living Index 2024-2025. Rent data from Zillow December 2024. Home price data from Zillow Home Value Index December 2024. Household income from US Census Bureau ACS 2023. National average COLI = 100. Data updated annually.