San Mateo County, CA vs Shelby County, TN: Cost of Living Difference

Is it cheaper?

Shelby County, TN is cheaper than San Mateo County, CA.

Moving to Shelby County, TN is estimated to save $45,165 per year.

Cheaper cost of living

Cheaper County

Shelby County, TNSave about $45,165 per year.

Salary needed

$50,000 in San Mateo County, CA is about $25,905 in Shelby County, TN.

Biggest drivers

No measured category is higher in Shelby County, TN. Taxes saves $17,397 per year.

Housing: $17,047 lower in Shelby County, TN

Taxes: $17,397 lower in Shelby County, TN

Childcare: about the same in both counties

Healthcare: $1,782 lower in Shelby County, TN

Food: $958 lower in Shelby County, TN

Transport: $2,393 lower in Shelby County, TN

San Mateo County, CAShelby County, TN
Equivalent salary in Shelby County, TN
$25,905
-48.19% lower
Current salary: $50,000
Household: 1 adult · 0 children
Median Income in San Mateo County, CA: $184,583
Median Income in Shelby County, TN: $80,849
Living Index in San Mateo County, CA 50.77%
Living Index in Shelby County, TN 60.05%

This estimate matches your purchasing power (equivalent salary) when moving from San Mateo County, CA 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 San Mateo County, CA to Shelby County, TN is estimated to save $45,165 per year. A $50,000 salary in San Mateo County, CA would have similar purchasing power to about $25,905 in Shelby County, TN. The largest savings come from taxes and housing.

This is a -48.19% decrease in modeled annual costs. Taxes is $17,397 per year lower (-69.44%); Housing is $17,047 per year lower (-56.11%).

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 Shelby County, TN, so the page highlights the budget tradeoffs behind the total.

Salary needed

A $50,000 salary in San Mateo County, CA would need to be about $25,905 in Shelby County, TN, or $24,095 less, to match the modeled cost ratio.

Affordability vs median income

Modeled annual costs equal about 50.8% of median family income in San Mateo County, CA 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 $17,047 per year lower in Shelby County, TN than in San Mateo County, CA. 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 $958 per year lower in Shelby County, TN than in San Mateo County, CA. 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 $2,393 per year lower in Shelby County, TN 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 Shelby County, TN.

Healthcare

Healthcare is $1,782 per year lower in Shelby County, TN than in San Mateo County, CA. 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 $5,590 per year lower in Shelby County, TN than in San Mateo County, CA. 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 San Mateo County, CA 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 $17,397 per year lower in Shelby County, TN than in San Mateo County, CA. 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:

$17,397 per year

TAXES has the largest annual savings when moving to Shelby County, TN.

Breakdown of price percentages per category.

Numbers are average costs per section.

CategoryDifference
Housing-56% lower
Food-18% lower
Transport-17% lower
Healthcare-24% lower
Other Costs-50% lower
Childcare0% higher
Taxes-69% lower

In Shelby County, TN, modeled annual costs are $48,553 compared with $93,718 in San Mateo County, CA.

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 San Mateo County, CA are both metropolitan locations.

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Cost of living methodology and data sources
San Mateo County, CA vs Shelby County, TN Cost of Living (2026)