Salary needed
A $50,000 salary in Williamson County, TN would need to be about $32,950 in Shelby County, TN, or $17,050 less, to match the modeled cost ratio.
Williamson County, TN vs Shelby County, TN: Cost of Living Difference
Is it cheaper?
Shelby County, TN is cheaper than Williamson County, TN.
Moving to Shelby County, TN is estimated to save $25,126 per year.
Cheaper County
Shelby County, TNSave about $25,126 per year.Salary needed
$50,000 in Williamson County, TN is about $32,950 in Shelby County, TN.
Biggest drivers
No measured category is higher in Shelby County, TN. Housing saves $11,550 per year.
Housing: $11,550 lower in Shelby County, TN
Taxes: $6,751 lower in Shelby County, TN
Childcare: about the same in both counties
Healthcare: $468 lower in Shelby County, TN
Food: $750 lower in Shelby County, TN
Transport: $1,788 lower in Shelby County, TN
Williamson County, TN→Shelby County, TN
Equivalent salary in Shelby County, TN
$32,950
-34.1% lower
Current salary: $50,000
Household: 1 adult · 0 children
Median Income in Williamson County, TN: $153,397
Median Income in Shelby County, TN: $80,849
Living Index in Williamson County, TN 48.03%
Living Index in Shelby County, TN 60.05%
This estimate matches your purchasing power (equivalent salary) when moving from Williamson County, TN to Shelby County, TN.
* 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 Williamson County, TN to Shelby County, TN is estimated to save $25,126 per year. A $50,000 salary in Williamson County, TN would have similar purchasing power to about $32,950 in Shelby County, TN. The largest savings come from housing and taxes.
This is a -34.1% decrease in modeled annual costs. Housing is $11,550 per year lower (-46.42%); Taxes is $6,751 per year lower (-46.86%).
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 Williamson County, TN and Shelby County, TN, so the page highlights the budget tradeoffs behind the total.
Affordability vs median income
Modeled annual costs equal about 48.0% of median family income in Williamson County, TN and 60.1% in Shelby County, TN. This matters because a cheaper county can still feel tight if typical local incomes are also lower.
Housing
Housing is $11,550 per year lower in Shelby County, TN than in Williamson County, TN. Housing usually behaves like a fixed monthly commitment, so this matters most for renters or buyers checking whether Shelby County, TN changes their baseline budget.
Food
Food is $750 per year lower in Shelby County, TN than in Williamson County, TN. Food costs affect weekly cash flow, so even a smaller annual gap in Shelby County, TN can show up quickly for households that cook most meals at home.
Transportation
Transportation is $1,788 per year lower in Shelby County, TN than in Williamson County, TN. Transportation matters for commuters because driving distance, vehicle costs, and transit access can change how much of a salary is left after getting around Shelby County, TN.
Healthcare
Healthcare is $468 per year lower in Shelby County, TN than in Williamson County, TN. Healthcare differences are useful for planning premiums and out-of-pocket exposure, especially if Shelby County, TN changes provider networks or plan options.
Other necessities
Other necessities is $3,819 per year lower in Shelby County, TN than in Williamson County, TN. Other necessities cover everyday basics, so changes in Shelby County, TN help explain the non-housing costs that can quietly add up month after month.
Childcare
Childcare is about the same in Williamson County, TN and Shelby County, TN, so this category is not a major driver of the modeled gap. Childcare is most important for households with children; in Shelby County, TN, this line can swing the result even when housing or taxes look manageable.
Taxes
Taxes is $6,751 per year lower in Shelby County, TN than in Williamson County, TN. Taxes affect take-home pay, so the gap in Shelby County, TN 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 Shelby County, TN.
Biggest Cost
Largest annual cost increase when moving to Shelby County, TN
Annual Increase:
No increase
No measured category is higher in Shelby County, TN.
Biggest Savings
Largest annual savings when moving to Shelby County, TN
Annual Savings:
$11,550 per year
HOUSING has the largest annual savings when moving to Shelby County, TN.
Breakdown of price percentages per category.
Numbers are average costs per section.
| Category | Difference | |
|---|---|---|
| Housing | -46% lower | |
| Food | -15% lower | |
| Transport | -13% lower | |
| Healthcare | -8% lower | |
| Other Costs | -41% lower | |
| Childcare | 0% higher | |
| Taxes | -47% lower |
In Shelby County, TN, modeled annual costs are $48,553 compared with $73,679 in Williamson County, TN.
Overall, annual costs are lower in Shelby County, TN. The category breakdown above shows where the move creates the most room in the budget.
In this case Shelby County, TN and Williamson County, TN are both metropolitan locations.
Use our map to visually compare multiple counties at once.
