Contra Costa County, CA vs Collin County, TX: Cost of Living Difference

Is it cheaper?

Collin County, TX is cheaper than Contra Costa County, CA.

Moving to Collin County, TX is estimated to save $13,473 per year.

Cheaper cost of living

Cheaper County

Collin County, TXSave about $13,473 per year.

Salary needed

$50,000 in Contra Costa County, CA is about $41,115 in Collin County, TX.

Biggest drivers

No measured category is higher in Collin County, TX. Taxes saves $7,025 per year.

Housing: $2,031 lower in Collin County, TX

Taxes: $7,025 lower in Collin County, TX

Childcare: about the same in both counties

Healthcare: $1,514 lower in Collin County, TX

Food: $646 lower in Collin County, TX

Transport: $1,424 lower in Collin County, TX

Contra Costa County, CACollin County, TX
Equivalent salary in Collin County, TX
$41,115
-17.77% lower
Current salary: $50,000
Household: 1 adult · 0 children
Median Income in Contra Costa County, CA: $146,002
Median Income in Collin County, TX: $140,955
Living Index in Contra Costa County, CA 51.94%
Living Index in Collin County, TX 44.24%

This estimate matches your purchasing power (equivalent salary) when moving from Contra Costa County, CA to Collin County, TX.

* 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 Contra Costa County, CA to Collin County, TX is estimated to save $13,473 per year. A $50,000 salary in Contra Costa County, CA would have similar purchasing power to about $41,115 in Collin County, TX. The largest savings come from taxes and housing.

This is a -17.77% decrease in modeled annual costs. Taxes is $7,025 per year lower (-38.78%); Housing is $2,031 per year lower (-8.73%).

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 Contra Costa County, CA and Collin County, TX, so the page highlights the budget tradeoffs behind the total.

Salary needed

A $50,000 salary in Contra Costa County, CA would need to be about $41,115 in Collin County, TX, or $8,885 less, to match the modeled cost ratio.

Affordability vs median income

Modeled annual costs equal about 51.9% of median family income in Contra Costa County, CA and 44.2% in Collin County, TX. This matters because a cheaper county can still feel tight if typical local incomes are also lower.

Housing

Housing is $2,031 per year lower in Collin County, TX than in Contra Costa County, CA. Housing usually behaves like a fixed monthly commitment, so this matters most for renters or buyers checking whether Collin County, TX changes their baseline budget.

Food

Food is $646 per year lower in Collin County, TX than in Contra Costa County, CA. Food costs affect weekly cash flow, so even a smaller annual gap in Collin County, TX can show up quickly for households that cook most meals at home.

Transportation

Transportation is $1,424 per year lower in Collin County, TX than in Contra Costa 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 Collin County, TX.

Healthcare

Healthcare is $1,514 per year lower in Collin County, TX than in Contra Costa County, CA. Healthcare differences are useful for planning premiums and out-of-pocket exposure, especially if Collin County, TX changes provider networks or plan options.

Other necessities

Other necessities is $832 per year lower in Collin County, TX than in Contra Costa County, CA. Other necessities cover everyday basics, so changes in Collin County, TX help explain the non-housing costs that can quietly add up month after month.

Childcare

Childcare is about the same in Contra Costa County, CA and Collin County, TX, so this category is not a major driver of the modeled gap. Childcare is most important for households with children; in Collin County, TX, this line can swing the result even when housing or taxes look manageable.

Taxes

Taxes is $7,025 per year lower in Collin County, TX than in Contra Costa County, CA. Taxes affect take-home pay, so the gap in Collin County, TX 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 Collin County, TX.

Biggest Cost
Largest annual cost increase when moving to Collin County, TX
Annual Increase:

No increase

No measured category is higher in Collin County, TX.

Biggest Savings
Largest annual savings when moving to Collin County, TX
Annual Savings:

$7,025 per year

TAXES has the largest annual savings when moving to Collin County, TX.

Breakdown of price percentages per category.

Numbers are average costs per section.

CategoryDifference
Housing-9% lower
Food-13% lower
Transport-10% lower
Healthcare-22% lower
Other Costs-9% lower
Childcare0% higher
Taxes-39% lower

In Collin County, TX, modeled annual costs are $62,354 compared with $75,827 in Contra Costa County, CA.

Overall, annual costs are lower in Collin County, TX. The category breakdown above shows where the move creates the most room in the budget.

In this case Collin County, TX and Contra Costa County, CA are both metropolitan locations.

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Cost of living methodology and data sources
Contra Costa County, CA vs Collin County, TX Cost of Living (2026)