San Mateo County, CA vs Monterey County, CA: Cost of Living Difference

Is it cheaper?

Monterey County, CA is cheaper than San Mateo County, CA.

Moving to Monterey County, CA is estimated to save $5,127 per year.

Cheaper cost of living

Cheaper County

Monterey County, CASave about $5,127 per year.

Salary needed

$50,000 in San Mateo County, CA is about $47,265 in Monterey County, CA.

Biggest drivers

Transport increases by $858 per year. Taxes saves $2,015 per year.

Housing: $1,413 lower in Monterey County, CA

Taxes: $2,015 lower in Monterey County, CA

Childcare: about the same in both counties

Healthcare: $788 lower in Monterey County, CA

Food: $1,015 lower in Monterey County, CA

Transport: $858 higher in Monterey County, CA

San Mateo County, CAMonterey County, CA
Equivalent salary in Monterey County, CA
$47,265
-5.47% lower
Current salary: $50,000
Household: 1 adult · 0 children
Median Income in San Mateo County, CA: $184,583
Median Income in Monterey County, CA: $100,520
Living Index in San Mateo County, CA 50.77%
Living Index in Monterey County, CA 88.13%

This estimate matches your purchasing power (equivalent salary) when moving from San Mateo County, CA to Monterey County, CA.

* 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 Monterey County, CA is estimated to save $5,127 per year. A $50,000 salary in San Mateo County, CA would have similar purchasing power to about $47,265 in Monterey County, CA. The largest savings come from taxes and housing.

This is a -5.47% decrease in modeled annual costs. Taxes is $2,015 per year lower (-8.04%); Housing is $1,413 per year lower (-4.65%).

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 Monterey County, CA, 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 $47,265 in Monterey County, CA, or $2,735 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 88.1% in Monterey County, CA. This matters because a cheaper county can still feel tight if typical local incomes are also lower.

Housing

Housing is $1,413 per year lower in Monterey County, CA than in San Mateo County, CA. Housing usually behaves like a fixed monthly commitment, so this matters most for renters or buyers checking whether Monterey County, CA changes their baseline budget.

Food

Food is $1,015 per year lower in Monterey County, CA than in San Mateo County, CA. Food costs affect weekly cash flow, so even a smaller annual gap in Monterey County, CA can show up quickly for households that cook most meals at home.

Transportation

Transportation is $858 per year higher in Monterey County, CA 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 Monterey County, CA.

Healthcare

Healthcare is $788 per year lower in Monterey County, CA than in San Mateo County, CA. Healthcare differences are useful for planning premiums and out-of-pocket exposure, especially if Monterey County, CA changes provider networks or plan options.

Other necessities

Other necessities is $754 per year lower in Monterey County, CA than in San Mateo County, CA. Other necessities cover everyday basics, so changes in Monterey County, CA 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 Monterey County, CA, so this category is not a major driver of the modeled gap. Childcare is most important for households with children; in Monterey County, CA, this line can swing the result even when housing or taxes look manageable.

Taxes

Taxes is $2,015 per year lower in Monterey County, CA than in San Mateo County, CA. Taxes affect take-home pay, so the gap in Monterey County, CA 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 Monterey County, CA.

Biggest Cost
Largest annual cost increase when moving to Monterey County, CA
Annual Increase:

$858 per year

TRANSPORT has the largest annual increase when moving to Monterey County, CA.

Biggest Savings
Largest annual savings when moving to Monterey County, CA
Annual Savings:

$2,015 per year

TAXES has the largest annual savings when moving to Monterey County, CA.

Breakdown of price percentages per category.

Numbers are average costs per section.

CategoryDifference
Housing-5% lower
Food-19% lower
Transport6% higher
Healthcare-10% lower
Other Costs-7% lower
Childcare0% higher
Taxes-8% lower

In Monterey County, CA, modeled annual costs are $88,591 compared with $93,718 in San Mateo County, CA.

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

In this case Monterey County, CA 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 Monterey County, CA Cost of Living (2026)