Salary needed
A $50,000 salary in San Mateo County, CA would need to be about $26,130 in Philadelphia County, PA, or $23,870 less, to match the modeled cost ratio.
San Mateo County, CA vs Philadelphia County, PA: Cost of Living Difference
Is it cheaper?
Philadelphia County, PA is cheaper than San Mateo County, CA.
Moving to Philadelphia County, PA is estimated to save $44,742 per year.
Cheaper County
Philadelphia County, PASave about $44,742 per year.Salary needed
$50,000 in San Mateo County, CA is about $26,130 in Philadelphia County, PA.
Biggest drivers
No measured category is higher in Philadelphia County, PA. Taxes saves $15,799 per year.
Housing: $15,055 lower in Philadelphia County, PA
Taxes: $15,799 lower in Philadelphia County, PA
Childcare: about the same in both counties
Healthcare: $3,647 lower in Philadelphia County, PA
Food: $785 lower in Philadelphia County, PA
Transport: $4,540 lower in Philadelphia County, PA
San Mateo County, CA→Philadelphia County, PA
Equivalent salary in Philadelphia County, PA
$26,130
-47.74% lower
Current salary: $50,000
Household: 1 adult · 0 children
Median Income in San Mateo County, CA: $184,583
Median Income in Philadelphia County, PA: $71,024
Living Index in San Mateo County, CA 50.77%
Living Index in Philadelphia County, PA 68.96%
This estimate matches your purchasing power (equivalent salary) when moving from San Mateo County, CA to Philadelphia County, PA.
* Living index is estimated as (estimated total cost / area median income) * 100. A living index above 100% means modeled costs exceed median income.
Cost of Living Breakdown by Category
Summary
Moving from San Mateo County, CA to Philadelphia County, PA is estimated to save $44,742 per year. A $50,000 salary in San Mateo County, CA would have similar purchasing power to about $26,130 in Philadelphia County, PA. The largest savings come from taxes and housing.
This is a -47.74% decrease in modeled annual costs. Taxes is $15,799 per year lower (-63.06%); Housing is $15,055 per year lower (-49.55%).
Below we break down the annual categories behind the difference using Economic Policy Institute 2026 Family Budget data.
Why this comparison matters
These notes use the actual annual cost differences between San Mateo County, CA and Philadelphia County, PA, so the page highlights the budget tradeoffs behind the total.
Affordability vs median income
Modeled annual costs equal about 50.8% of median family income in San Mateo County, CA and 69.0% in Philadelphia County, PA. This matters because a cheaper county can still feel tight if typical local incomes are also lower.
Housing
Housing is $15,055 per year lower in Philadelphia County, PA than in San Mateo County, CA. Housing usually behaves like a fixed monthly commitment, so this matters most for renters or buyers checking whether Philadelphia County, PA changes their baseline budget.
Food
Food is $785 per year lower in Philadelphia County, PA than in San Mateo County, CA. Food costs affect weekly cash flow, so even a smaller annual gap in Philadelphia County, PA can show up quickly for households that cook most meals at home.
Transportation
Transportation is $4,540 per year lower in Philadelphia County, PA than in San Mateo County, CA. Transportation matters for commuters because driving distance, vehicle costs, and transit access can change how much of a salary is left after getting around Philadelphia County, PA.
Healthcare
Healthcare is $3,647 per year lower in Philadelphia County, PA than in San Mateo County, CA. Healthcare differences are useful for planning premiums and out-of-pocket exposure, especially if Philadelphia County, PA changes provider networks or plan options.
Other necessities
Other necessities is $4,918 per year lower in Philadelphia County, PA than in San Mateo County, CA. Other necessities cover everyday basics, so changes in Philadelphia County, PA help explain the non-housing costs that can quietly add up month after month.
Childcare
Childcare is about the same in San Mateo County, CA and Philadelphia County, PA, so this category is not a major driver of the modeled gap. Childcare is most important for households with children; in Philadelphia County, PA, this line can swing the result even when housing or taxes look manageable.
Taxes
Taxes is $15,799 per year lower in Philadelphia County, PA than in San Mateo County, CA. Taxes affect take-home pay, so the gap in Philadelphia County, PA matters even if the headline salary looks similar before deductions.
What changed the most?
The following cards show the annual category differences that most affect the move to Philadelphia County, PA.
Biggest Cost
Largest annual cost increase when moving to Philadelphia County, PA
Annual Increase:
No increase
No measured category is higher in Philadelphia County, PA.
Biggest Savings
Largest annual savings when moving to Philadelphia County, PA
Annual Savings:
$15,799 per year
TAXES has the largest annual savings when moving to Philadelphia County, PA.
Breakdown of price percentages per category.
Numbers are average costs per section.
| Category | Difference | |
|---|---|---|
| Housing | -50% lower | |
| Food | -15% lower | |
| Transport | -32% lower | |
| Healthcare | -48% lower | |
| Other Costs | -44% lower | |
| Childcare | 0% higher | |
| Taxes | -63% lower |
In Philadelphia County, PA, modeled annual costs are $48,976 compared with $93,718 in San Mateo County, CA.
Overall, annual costs are lower in Philadelphia County, PA. The category breakdown above shows where the move creates the most room in the budget.
In this case Philadelphia County, PA and San Mateo County, CA are both metropolitan locations.
Use our map to visually compare multiple counties at once.
