California · San Jose-Sunnyvale-Santa Clara, CA metro area

Buying a home in Sunnyvale, California

In Sunnyvale, the median value of owner-occupied homes is $1,801,800, Santa Clara County's effective property tax rate is about 0.67%, and a purchase mortgage carried a median $5,553 in total loan costs in 2025.

Data as of : Census ACS 2020-2024, Census Vintage 2024, HMDA 2025, HUD FY 2027. Sources

Sunnyvale home costs, fact by fact

About Sunnyvale

The city has 156,792 residents and lies in the San Jose-Sunnyvale-Santa Clara, CA metro area, home to 1,995,484 people.

Reading the Sunnyvale figures

Sunnyvale tops this comparison for value. Owners rate the typical home at $1,801,800, against $770,700 for California as a whole. San Mateo comes next, followed by Santa Clara, Berkeley, Fremont, San Francisco and San Jose, with values stepping down from $1,618,700 to $1,233,200. Lower down are Costa Mesa, Daly City and Huntington Beach, near $1,100,000 to $1,115,100, with Los Angeles at $921,200. None of these come from recorded sales.

Only 43.8% of households own. San Jose, Fremont, Carlsbad and Daly City show more owners (55.8% to 62.9%); Santa Clara, Glendale and Los Angeles show fewer (35.2% to 40.8%). A city with a big renter base tends to have a rent level to match: the median of $3,039 a month sits above Fremont, Irvine and San Jose, which charge $2,669 to $2,997, just below San Mateo at $3,077, and well beyond Berkeley ($2,133) and Glendale ($2,182).

How does that compare with the HUD figure? For the San Jose-Sunnyvale-Santa Clara zone the schedule reads $3,272, with $4,396 for a larger home. Both exceed the city's median rent, because the schedule describes a wider area, not what renters pay at the median. Anyone weighing a purchase against a rental should compare a home near $1,801,800 with that monthly spread, not just the headline rent.

Santa Clara County sets the tax side: a 0.67% effective rate and an annual payment of $10,001 for homes valued at $1,490,600 across the county. Sunnyvale's own median value is higher than the county's, so the county payment is more a floor than a forecast.

Financing charges for the county are modest for California. The 8,763 loans recorded in 2025 had a median of $5,553, and the central cluster ran from $4,570 to $7,519.

The city holds 156,792 residents, and its metro area, which ranks 36th nationally, is the one shared in the data with San Jose and Santa Clara. San Jose, with 997,368 residents, is the largest of the group, while Santa Clara, with 133,132, is the smallest. Berkeley, with 121,749, and San Mateo, with 103,006, are smaller than Sunnyvale as well, and Fremont, with 228,192, is larger.

Putting it all together, Sunnyvale is a high-value, renter-leaning city where rent, tax and value all sit near the top of what the group shows. A buyer comparing it with Fremont, which is lower at $1,403,800 and has 60.8% owners, or with San Jose, valued at $1,233,200, would pay noticeably more per home but find a comparable rent level.

The lender figures are the one place where the picture softens. With a central cluster at $4,570 to $7,519 per loan, financing charges look light next to a home value of $1,801,800, which helps offset part of the high price tag.

Calculate for California

If you buy

California state transfer tax

California has no state transfer tax; counties and cities may charge one.

Price$770,700
State transfer taxnot computed
Who paysSet by the purchase contract

Default price: the California median value of owner-occupied homes, $770,700 (Census ACS 2025). Not computed: No state tax. The tax is set by county and city, so it cannot be computed from the state alone. Who pays: Neither the state statute nor the City of Los Angeles FAQ assigns the tax; the purchase contract and escrow instructions decide. Not included: county and city transfer taxes, recording fees, title insurance and lender charges. California transfer tax guide · all 50 states.

If you sell

Capital gain and the federal tax on it

Same federal rule in every state: Section 121 of the Internal Revenue Code excludes up to $250,000 of gain on a main home ($500,000 for a married couple filing jointly).

Capital gain$350,000
Section 121 exclusion$250,000 (limit $250,000)
Taxable gain$100,000
Type of gainLong-term (owned over 1 year), 15% chosen
Federal tax on the gain$15,000

Section 121 excludes $250,000; the rest is taxable.

Gain = sale price minus your adjusted basis (purchase price, buying costs and improvements); selling expenses reduce it (IRS Publication 523). Long-term rates for sales in 2026, by taxable income including the gain (IRS Rev. Proc. 2025-32, section 4.03): 0% up to $49,450 single or $98,900 married filing jointly, 15% up to $545,500 single or $613,700 jointly, 20% above. Not included: California state income tax on the gain (not computed), the net investment income tax, depreciation recapture on a rental or home office, and the reduced exclusion for an early sale. Agent commissions are negotiated and never set by law. Capital gains on a home sale.

Questions about buying a home in Sunnyvale

How much is property tax in Sunnyvale?

Homeowners in Santa Clara County pay a median $10,000 or more a year in property tax, about 0.67% of the county median home value of $1,490,600 (Census ACS 2020-2024). Your bill depends on your assessed value and local rates.

What are closing costs on a mortgage in Sunnyvale?

Home-purchase mortgages in Santa Clara County carried median total loan costs of $5,553 in 2025; half of the 8,763 loans fell between $4,570 and $7,519 (HMDA). Total loan costs are the lender and settlement-service charges of the Closing Disclosure; transfer taxes and prepaid items come on top.

Is there a transfer tax when you buy a home in Sunnyvale?

California has no state transfer tax. Counties may charge $0.55 per $500 of value under the Documentary Transfer Tax Act, and cities such as Los Angeles add their own, with Measure ULA adding 4% or 5.5% on very high-priced sales.

Is it cheaper to rent or buy in Sunnyvale?

It depends on your mortgage rate, down payment and how long you stay. As a benchmark, the median value of owner-occupied homes in Sunnyvale ($1,801,800) equals 49.4 years of the median gross rent ($3,039 a month), both from Census ACS 2020-2024.

What natural hazards affect home insurance in Sunnyvale?

Across California, the main hazards for home insurance are earthquake, wildfire, flood and landslide, and the insurer of last resort is California FAIR Plan. A standard California homeowners policy does not cover earthquake damage; insurers must offer earthquake coverage (Insurance Code 10081), and the FAIR Plan sells limited fire coverage up to $3 million for residential policyholders.

Run your own numbers: rent vs buy calculator · closing costs calculator.

California rules that apply in Sunnyvale

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Sources

California · All states · Federal guides