Salary needed
A $50,000 salary in St. Johns County, FL would need to be about $46,875 in Miami-Dade County, FL, or $3,125 less, to match the modeled cost ratio.
St. Johns County, FL vs Miami-Dade County, FL: Cost of Living Difference
Is it cheaper?
Miami-Dade County, FL is cheaper than St. Johns County, FL.
Moving to Miami-Dade County, FL is estimated to save $4,040 per year.
Cheaper County
Miami-Dade County, FLSave about $4,040 per year.Salary needed
$50,000 in St. Johns County, FL is about $46,875 in Miami-Dade County, FL.
Biggest drivers
No measured category is higher in Miami-Dade County, FL. Transport saves $2,124 per year.
Housing: $50 lower in Miami-Dade County, FL
Taxes: $1,143 lower in Miami-Dade County, FL
Childcare: about the same in both counties
Healthcare: $359 lower in Miami-Dade County, FL
Food: $266 lower in Miami-Dade County, FL
Transport: $2,124 lower in Miami-Dade County, FL
St. Johns County, FL→Miami-Dade County, FL
Equivalent salary in Miami-Dade County, FL
$46,875
-6.25% lower
Current salary: $50,000
Household: 1 adult · 0 children
Median Income in St. Johns County, FL: $126,912
Median Income in Miami-Dade County, FL: $76,403
Living Index in St. Johns County, FL 50.90%
Living Index in Miami-Dade County, FL 79.27%
This estimate matches your purchasing power (equivalent salary) when moving from St. Johns County, FL to Miami-Dade County, FL.
* 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 St. Johns County, FL to Miami-Dade County, FL is estimated to save $4,040 per year. A $50,000 salary in St. Johns County, FL would have similar purchasing power to about $46,875 in Miami-Dade County, FL. The largest savings come from transport and taxes.
This is a -6.25% decrease in modeled annual costs. Transport is $2,124 per year lower (-16.06%); Taxes is $1,143 per year lower (-9.74%).
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 St. Johns County, FL and Miami-Dade County, FL, so the page highlights the budget tradeoffs behind the total.
Affordability vs median income
Modeled annual costs equal about 50.9% of median family income in St. Johns County, FL and 79.3% in Miami-Dade County, FL. This matters because a cheaper county can still feel tight if typical local incomes are also lower.
Housing
Housing is $50 per year lower in Miami-Dade County, FL than in St. Johns County, FL. Housing usually behaves like a fixed monthly commitment, so this matters most for renters or buyers checking whether Miami-Dade County, FL changes their baseline budget.
Food
Food is $266 per year lower in Miami-Dade County, FL than in St. Johns County, FL. Food costs affect weekly cash flow, so even a smaller annual gap in Miami-Dade County, FL can show up quickly for households that cook most meals at home.
Transportation
Transportation is $2,124 per year lower in Miami-Dade County, FL than in St. Johns County, FL. Transportation matters for commuters because driving distance, vehicle costs, and transit access can change how much of a salary is left after getting around Miami-Dade County, FL.
Healthcare
Healthcare is $359 per year lower in Miami-Dade County, FL than in St. Johns County, FL. Healthcare differences are useful for planning premiums and out-of-pocket exposure, especially if Miami-Dade County, FL changes provider networks or plan options.
Other necessities
Other necessities is $98 per year lower in Miami-Dade County, FL than in St. Johns County, FL. Other necessities cover everyday basics, so changes in Miami-Dade County, FL help explain the non-housing costs that can quietly add up month after month.
Childcare
Childcare is about the same in St. Johns County, FL and Miami-Dade County, FL, so this category is not a major driver of the modeled gap. Childcare is most important for households with children; in Miami-Dade County, FL, this line can swing the result even when housing or taxes look manageable.
Taxes
Taxes is $1,143 per year lower in Miami-Dade County, FL than in St. Johns County, FL. Taxes affect take-home pay, so the gap in Miami-Dade County, FL 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 Miami-Dade County, FL.
Biggest Cost
Largest annual cost increase when moving to Miami-Dade County, FL
Annual Increase:
No increase
No measured category is higher in Miami-Dade County, FL.
Biggest Savings
Largest annual savings when moving to Miami-Dade County, FL
Annual Savings:
$2,124 per year
TRANSPORT has the largest annual savings when moving to Miami-Dade County, FL.
Breakdown of price percentages per category.
Numbers are average costs per section.
| Category | Difference | |
|---|---|---|
| Housing | -0% higher | |
| Food | -5% lower | |
| Transport | -16% lower | |
| Healthcare | -6% lower | |
| Other Costs | -1% lower | |
| Childcare | 0% higher | |
| Taxes | -10% lower |
In Miami-Dade County, FL, modeled annual costs are $60,564 compared with $64,604 in St. Johns County, FL.
Overall, annual costs are lower in Miami-Dade County, FL. The category breakdown above shows where the move creates the most room in the budget.
In this case Miami-Dade County, FL and St. Johns County, FL are both metropolitan locations.
Use our map to visually compare multiple counties at once.
