Salary needed
A $50,000 salary in Montgomery County, PA would need to be about $34,145 in Mercer County, PA, or $15,855 less, to match the modeled cost ratio.
Montgomery County, PA vs Mercer County, PA: Cost of Living Difference
Is it cheaper?
Mercer County, PA is cheaper than Montgomery County, PA.
Moving to Mercer County, PA is estimated to save $18,992 per year.
Cheaper County
Mercer County, PASave about $18,992 per year.Salary needed
$50,000 in Montgomery County, PA is about $34,145 in Mercer County, PA.
Biggest drivers
Healthcare increases by $131 per year. Housing saves $10,082 per year.
Housing: $10,082 lower in Mercer County, PA
Taxes: $4,833 lower in Mercer County, PA
Childcare: about the same in both counties
Healthcare: $131 higher in Mercer County, PA
Food: $727 lower in Mercer County, PA
Transport: $125 lower in Mercer County, PA
Montgomery County, PA→Mercer County, PA
Equivalent salary in Mercer County, PA
$34,145
-31.71% lower
Current salary: $50,000
Household: 1 adult · 0 children
Median Income in Montgomery County, PA: $140,263
Median Income in Mercer County, PA: $78,611
Living Index in Montgomery County, PA 42.69%
Living Index in Mercer County, PA 52.02%
This estimate matches your purchasing power (equivalent salary) when moving from Montgomery County, PA to Mercer 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 Montgomery County, PA to Mercer County, PA is estimated to save $18,992 per year. A $50,000 salary in Montgomery County, PA would have similar purchasing power to about $34,145 in Mercer County, PA. The largest savings come from housing and taxes.
This is a -31.71% decrease in modeled annual costs. Housing is $10,082 per year lower (-53.99%); Taxes is $4,833 per year lower (-39.46%).
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 Montgomery County, PA and Mercer County, PA, so the page highlights the budget tradeoffs behind the total.
Affordability vs median income
Modeled annual costs equal about 42.7% of median family income in Montgomery County, PA and 52.0% in Mercer County, PA. This matters because a cheaper county can still feel tight if typical local incomes are also lower.
Housing
Housing is $10,082 per year lower in Mercer County, PA than in Montgomery County, PA. Housing usually behaves like a fixed monthly commitment, so this matters most for renters or buyers checking whether Mercer County, PA changes their baseline budget.
Food
Food is $727 per year lower in Mercer County, PA than in Montgomery County, PA. Food costs affect weekly cash flow, so even a smaller annual gap in Mercer County, PA can show up quickly for households that cook most meals at home.
Transportation
Transportation is $125 per year lower in Mercer County, PA than in Montgomery County, PA. Transportation matters for commuters because driving distance, vehicle costs, and transit access can change how much of a salary is left after getting around Mercer County, PA.
Healthcare
Healthcare is $131 per year higher in Mercer County, PA than in Montgomery County, PA. Healthcare differences are useful for planning premiums and out-of-pocket exposure, especially if Mercer County, PA changes provider networks or plan options.
Other necessities
Other necessities is $3,356 per year lower in Mercer County, PA than in Montgomery County, PA. Other necessities cover everyday basics, so changes in Mercer County, PA help explain the non-housing costs that can quietly add up month after month.
Childcare
Childcare is about the same in Montgomery County, PA and Mercer County, PA, so this category is not a major driver of the modeled gap. Childcare is most important for households with children; in Mercer County, PA, this line can swing the result even when housing or taxes look manageable.
Taxes
Taxes is $4,833 per year lower in Mercer County, PA than in Montgomery County, PA. Taxes affect take-home pay, so the gap in Mercer 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 Mercer County, PA.
Biggest Cost
Largest annual cost increase when moving to Mercer County, PA
Annual Increase:
$131 per year
HEALTHCARE has the largest annual increase when moving to Mercer County, PA.
Biggest Savings
Largest annual savings when moving to Mercer County, PA
Annual Savings:
$10,082 per year
HOUSING has the largest annual savings when moving to Mercer County, PA.
Breakdown of price percentages per category.
Numbers are average costs per section.
| Category | Difference | |
|---|---|---|
| Housing | -54% lower | |
| Food | -15% lower | |
| Transport | -1% lower | |
| Healthcare | 3% higher | |
| Other Costs | -46% lower | |
| Childcare | 0% higher | |
| Taxes | -39% lower |
In Mercer County, PA, modeled annual costs are $40,893 compared with $59,885 in Montgomery County, PA.
Overall, annual costs are lower in Mercer County, PA. The category breakdown above shows where the move creates the most room in the budget.
In this case Mercer County, PA and Montgomery County, PA are both metropolitan locations.
Use our map to visually compare multiple counties at once.
