599 E Duane Ave, Sunnyvale, CA 94085 Property Records

Santa Clara County property record for 599 E Duane Ave, Sunnyvale, CA 94085 · Last verified August 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 1.5 ba · 1,439 sqft · built 1953
Lot Size0.167 acres (7,280 sqft)
OwnerIndividual Name on File
Tax Bill$1,268 (2025)
Deeds & MortgagesFeb 2024 Transfer
Feb 2024 Transfer
Flood ZoneZone X (reduced by levee)
APN204-11-051

Property Details

APN / Parcel Number

Primary APN204-11-051

Interior

Bedrooms3 Beds
Full Baths1.5 Baths
Half Baths1 Half Bath
Total Rooms7 Rooms
Stories1 Story
Building Area1,439 sqft Living Area
Gross Area999 sqft
1st Floor Area999 sqft
Family RoomFamily Room
Utility RoomUtility Room
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1953
Effective Year BuiltEffective 1953
Architectural StyleCustom Design
Exterior MaterialStucco
Construction TypeWood
Roof MaterialTar & Gravel
Lot Area7,280 sqft (0.167 acres)
Lot Dimensions56 ft deep x 130 ft wide
PorchNone

Utilities, Heating & Cooling

Cooling SystemNone
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address599 E DUANE AVE
CitySUNNYVALE
StateCA
Zip94085-3742
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal SubdivisionFAIR OAKS CONDO
JurisdictionSANTA CLARA CA
Township / Civil DivisionSAN JOSE
Census Block Group1
Census Block1010
Census Tract509002

Owner

Source: Santa Clara County records · APN 204-11-051

Assessment roll updated July 27, 2026 · Last verified August 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on File
Mailing Address599 E DUANE AVE, SUNNYVALE, CA 94085-3742
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Feb 21, 2024Intrafamily Transfer, Transfer
Feb 21, 2024Affidavit of Death of Joint Tenant, Transfer

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last Transfer DateNov 04, 2021
Transfer Doc0025600645
Record UpdatedSep 20, 2026

February 2024: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionSANTA CLARA CA
Recording DateFeb 21, 2024
Property Address599 E DUANE AVE, SUNNYVALE, CA 94085-3742
Document Number0025600645
Map ReferenceMB 40 PG 6&7
Instrument DateNov 04, 2021
Instrument25600645
Transaction TypeTransfer
Record UpdatedFeb 28, 2024

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address599 E DUANE AVE, SUNNYVALE, CA 94085-3742

February 2024: Affidavit of Death of Joint Tenant, Transfer

Document TypeAffidavit of Death of Joint Tenant
JurisdictionSANTA CLARA CA
Recording DateFeb 21, 2024
Property Address599 E DUANE AVE, SUNNYVALE, CA 94085-3742
Document Number0025600644
Map ReferenceMB 40 PG 6&7
Instrument DateNov 04, 2021
Instrument25600644
Transaction TypeTransfer
Record UpdatedFeb 28, 2024

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address599 E DUANE AVE, SUNNYVALE, CA 94085-3742

Tax Assessment & Valuation

Source: Santa Clara County records · Assessment roll updated July 27, 2026 · Last verified August 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Assessed value is set for property tax purposes and is not a market price estimate.

YearTax BillAssessed Value
2026$86,889 (+2%) Land $30,365 Building $56,524
2025$1,268.00 (+11.52%)$85,186 (+4.04%) Land $29,770 Building $55,416
2023$1,137.00 (+1.07%) Homeowner's exemption$81,880 Land $28,615 Building $53,265
2022$1,125.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Santa Clara County (06085C), updated January 18, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardReduced by levee
depends on levee performance
500-Year FloodplainNo

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 840 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
AT&TFiber5,000 / 5,000
XfinityCable2,000 / 250
VerizonFixed Wireless300 / 20
Etheric Communications, LLC.Fixed Wireless (licensed-by-rule)250 / 100
T-Mobile USAFixed Wireless100 / 20

May also be available at this address: AT&T, Sail Internet Holdings, California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.

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