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Buying a home in Napa County, California

The typical owner-occupied home in Napa County is worth about $869,500, 18% above the California median of $734,700 and 2.6 times the national median of $332,700. Owners pay a median $5,995 a year in property taxes, about 0.69% of their home's value, close to the California rate of 0.70%. The median household earns $111,471 a year, so the median home costs 7.8 times the median income (7.4 times for California). 63% of occupied homes here are lived in by their owners, and 62% of those owners still have a mortgage.

Napa County at a glance

Napa County California U.S.
Median home value $869,500 $734,700 $332,700
Median property tax paid per year $5,995 $5,124 $3,119
Property tax as a share of value 0.69% 0.70% 0.94%
Median household income $111,471 $99,122 $80,734
Homes lived in by their owners 63% 56% 65%
Owner homes with a mortgage 62% 67% 61%
Median monthly costs, owners with a mortgage $3,335 $2,946 $1,963
Those costs as a share of the owners' income 25.8% 24.8% 21.0%
Median rent $2,237 $2,036 $1,413
Rent as a share of renters' income 32.4% 32.8% 30.6%
Median year homes were built 1976 1976 1980
Vacant homes 10.8% 7.5% 10.1%
Population 134,869 39,287,377 334,922,499

What a typical home costs per month in Napa County

At this week's average 30-year rate of 7.11%, buying the median Napa County home of $869,500 with 20% down costs about $5,542 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $7,130, because the loan is bigger and FHA adds mortgage insurance.

Lenders usually want housing costs under about 28% of gross income, which means an income of roughly $237,497 for the 20%-down payment. That payment is 60% of the median Napa County household income of $111,471; at that income and 20% down, the 28% guideline points to a home of about $408,000.

The median rent here is $2,237 a month, so owning the median home costs about $3,305 a month more than renting, before you count the equity you build and any tax benefits.

20% down, 30-year conventional loan
Down payment$173,900
Loan amount$695,600
Principal and interest$4,679
Property taxes (0.69% a year)$500
Homeowners insurance (our estimate, 0.5% a year)$362
PMI$0
Total per month$5,542

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3.5% down, 30-year FHA loan
Down payment$30,432
Loan amount$853,751
Principal and interest$5,743
Property taxes (0.69% a year)$500
Homeowners insurance (our estimate, 0.5% a year)$362
FHA mortgage insurance$524
Total per month$7,130

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Questions about home buying in Napa County

What is the median home value in Napa County?

About $869,500 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Napa County?

Homeowners pay a median $5,995 a year, which is about 0.69% of the median home value. Your bill depends on your home's assessed value and local rates.

What income do you need to buy a home in Napa County?

For the median home with 20% down at 7.11%, the payment is about $5,542 a month. Keeping that under 28% of gross income takes about $237,497 a year.

More about Napa County

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates; Freddie Mac Primary Mortgage Market Survey, week of November 12, 2026. Estimates for small places have wide margins of error. About our data