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577 Croyden Ct, Sunnyvale, CA 94087 Property Records

Santa Clara County property record for 577 Croyden Ct, Sunnyvale, CA 94087

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,564 sqft · built 1960
Lot Size0.145 acres (6,300 sqft)
Owner2 Individual Names on File
Last Sale$3,033,000 (Jul 2024)
Tax Bill$35,348 (2025)
Deeds & MortgagesJul 2017 Mortgage
Flood ZoneZone X (moderate risk)
APN309-25-009

Property Details

APN / Parcel Number

Primary APN309-25-009

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms6 Rooms
Stories1 Story
Building Area1,564 sqft Living Area
1st Floor Area1,564 sqft
Family RoomFamily Room
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1960
Effective Year BuiltEffective 1960
Architectural StyleCustom Design
Exterior MaterialStucco
Construction TypeWood
Roof MaterialWood Shingle
Lot Area6,300 sqft (0.145 acres)
Lot Dimensions105 ft deep x 60 ft wide
Garage Area500 sqft
Parking Spaces2 Parking Spaces
PorchPorch

Utilities, Heating & Cooling

Heating SystemHVAC
Heating FuelGas
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address577 CROYDEN CT
CitySUNNYVALE
StateCA
Zip94087-3367
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR0
Legal DescriptionTRACT 2066 COUNTRY LANE BOOK 115 PAGE 27 LOT 123
Legal SubdivisionCOUNTRY LANE
Legal Tract2066
Legal Lot Number123
JurisdictionSANTA CLARA CA
Township / Civil DivisionSAN JOSE
Census Block Group2
Census Block2008
Census Tract508203

Owner

577 Croyden Ct is owned and occupied by two individuals who bought it in July 2024.

Source: Santa Clara County records, as of July 27, 2026

Owner of Record2 Individual Names on File
Mailing Address577 CROYDEN CT, SUNNYVALE, CA 94087-3367
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJul 18, 2024 · Amount on File
Deed SaleJul 18, 2024 · Amount on File
Prior SaleJul 28, 1998 · Amount on File
Deed Document Number202425666086
Prior Transfer DateNov 19, 1996
Prior Transfer Doc0014719387
Record UpdatedOct 29, 2026

July 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSANTA CLARA CA
Property Address577 CROYDEN CT, SUNNYVALE, CA 94087-3367
Document Number0023695330
Instrument DateJul 1, 2017
Transaction TypeMortgage
Record UpdatedJul 18, 2017
Title CompanySTEWART TITLE, STEWART TITLE/CA

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants with Right of Survivorship
Address577 CROYDEN CT SUNNYVALE CA 940873367, SUNNYVALE, CA 94087-3367

Mortgage

Document Number0023695330
DateJul 12, 2017
Instrument23695330
Lender
NameWESTERN BANCORP
TypeBank
AddressSAN JOSE, CA 95123
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term180 Months
DueJul 11, 2032

Tax Assessment & Valuation

The 2025 property tax bill for 577 Croyden Ct was $35,348.

Source: Santa Clara County assessment roll, as of July 27, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountySanta Clara County
MunicipalitySunnyvale City
Elementary School DistrictCupertino Union Elementary School District (KG - 08)
Secondary School DistrictFremont Union High School District (09 - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$2,985,000 (-1.58%) Land $2,558,800 Building $426,200
2025$35,348.00 Homeowner's exemption$3,033,000 Land $2,600,000 Building $433,000
2023$9,529.00 (-0.55%) Homeowner's exemption$806,143 Land $452,043 Building $354,100
2022$9,582.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 577 Croyden Ct in Zone X, an area of moderate flood risk.

Source: FEMA National Flood Hazard Layer, effective January 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
moderate risk
500-Year FloodplainYes
0.2% annual chance
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies2 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

The area around 577 Croyden Ct has no burnable land within ember reach, so its wildfire risk is not rated.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF SUNNYVALE
serves 157,566 people · EPA ID CA4310014
Water SourcePurchased surface water from several systems
Last State InspectionSep 2024
LeadUnder 1 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting63
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 787 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Etheric Networks
Fixed Wireless		250 / 100
Ridge Wireless
Fixed Wireless		100 / 60
AT&T
Fixed Wireless · DSL · Fiber in parts of the area		100 / 20
T-Mobile
Fixed Wireless		100 / 20

May also be available: GeoLinks.

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