Philadelphia vs Seattle

Category-by-Category Breakdown

Index values shown. National average = 100. Lower is cheaper.

💰 Salary Equivalence

To maintain the same standard of living:

See exact take-home pay: Pennsylvania salaries · Washington salaries

Living in Philadelphia vs Seattle

Housing is typically the biggest factor in any cost-of-living comparison. Philadelphia has a housing index of 107 while Seattle sits at 224 (national average = 100). The median home in Philadelphia costs $240,000 compared to $750,000 in Seattle, a difference of $510,000. Monthly rent follows a similar pattern: $1,400 in Philadelphia versus $2,300 in Seattle.

Groceries and everyday expenses show a notable difference: Philadelphia scores 104 while Seattle scores 109.

Healthcare costs in Philadelphia (101) are lower than Seattle (109).

Median household income in Philadelphia is $49,127 compared to $97,185 in Seattle. When adjusted for cost of living, income goes further in Philadelphia.

Relocating: Philadelphia vs Seattle

If you are considering a move between Philadelphia (index: 106) and Seattle (index: 152), the 30% cost difference has real implications for your budget. Philadelphia is the more affordable option, but the right choice depends on your income, career opportunities, and lifestyle priorities.

Housing budget reality: Using the 28% rule (spending no more than 28% of gross income on housing), the median household in Philadelphia can afford $1,146/month, while the median household in Seattle can afford $2,268/month. With median homes at $240,000 in Philadelphia versus $750,000 in Seattle, the higher-cost city presents significant affordability challenges.

Renting vs buying: At $1,400/month in Philadelphia and $2,300/month in Seattle, renters save significantly in Philadelphia. The rent-to-own ratio in each city determines whether renting or buying offers better value for your situation.

Income adjustment: A $75,000 salary goes significantly further in Philadelphia. Before accepting a job in either city, use the salary equivalence data above to understand what you would need to earn to maintain your current standard of living.

Reading These Numbers: Philadelphia (106) vs Seattle (152)

The cost of living index uses 100 as the national average. Philadelphia at 106 is 6% above the US average, while Seattle at 152 is 52% above average. There is a meaningful cost gap between these two cities that affects day-to-day budgeting.

The 46-point spread between Seattle (152) and Philadelphia (106) is large enough to reshape a household budget entirely, especially for single-income families. The biggest category divergence is housing, where Philadelphia scores 107 and Seattle scores 224. That 117-point gap is the primary driver of the overall cost difference between these two metros. Housing, the largest line item for most households, favors Philadelphia with indices of 107 versus 224. Median home prices of $240,000 in Philadelphia and $750,000 in Seattle underscore this gap. Neither city is cheaper across the board: Philadelphia has an edge in housing and groceries, while Seattle is more affordable for utilities. Your actual savings depend on which categories consume the biggest share of your personal budget.

For renters: With median rents of $1,400/month in Philadelphia and $2,300/month in Seattle, the annual rent difference is approximately $10,800. Over a 5-year period, that compounds to $54,000 in savings by choosing the more affordable city.

For homebuyers: The $510,000 difference in median home prices between Philadelphia and Seattle translates to roughly $30,600 per month in mortgage payments at current rates. Factor this into your budget alongside property taxes and insurance, which also vary by location.

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