4 Oak Ct, Sunnyvale, CA 94086 Property Records

Santa Clara County property record for 4 Oak Ct, Sunnyvale, CA 94086

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,525 sqft · built 1941
Lot Size0.154 acres (6,695 sqft)
Owner2 Company Names on File
Last Sale$920,000 (Apr 2013)
Tax Bill$13,557 (2025)
Deeds & MortgagesAug 2020 Line of Credit
Flood ZoneZone X (reduced by levee)
APN204-48-021

Property Details

APN / Parcel Number

Primary APN204-48-021

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area1,525 sqft Living Area
1st Floor Area1,525 sqft
Family RoomFamily Room
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1941
Effective Year BuiltEffective 1941
Architectural StyleL-Shape
Construction TypeWood
Lot Area6,695 sqft (0.154 acres)
Lot Dimensions103 ft deep x 65 ft wide
Garage Area360 sqft
Parking Spaces1 Parking Space
PorchPorch

Utilities, Heating & Cooling

Heating SystemHVAC

Location & Zoning

Street Address4 OAK CT
CitySUNNYVALE
StateCA
Zip94086-5159
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR0
Legal DescriptionTRACT 101 OAK COURT BOOK 4 PAGE 4 PAGE 5 LOT 4
Legal SubdivisionOAK COURT
Legal Tract101
Legal Lot Number4
JurisdictionSANTA CLARA CA
Township / Civil DivisionSAN JOSE
Census Block Group2
Census Block2019
Census Tract508707

Owner

Source: Santa Clara County records · APN 204-48-021

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 Record2 Company Names on File
Mailing Address4 OAK CT, SUNNYVALE, CA 94086-5159
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleApr 30, 2013 · Amount on Record
Deed SaleApr 30, 2013 · Amount on Record
Prior SaleDec 07, 2000 · Amount on Record
Deed Document Number201322199021
Last Transfer DateOct 17, 2024
Transfer Doc0025719594
Record UpdatedSep 20, 2026

August 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSANTA CLARA CA
Property Address4 OAK CT, SUNNYVALE, CA 94086-5159
Transaction TypeMortgage
Record UpdatedFeb 05, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0024572184
DateAug 11, 2020
Instrument24572184
Lender
NameUMB BANK NA
TypeBank
AddressKANSAS CITY, MO 64106
Agreement
TypeLine of Credit
AmountAmount Recorded

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$1,155,562 (+2%) Land $924,453 Building $231,109
2025$13,557.00 (+4.67%)$1,132,905 (+4.04%) Land $906,327 Building $226,578
2023$12,952.00 (+1.59%)$1,088,915 Land $871,134 Building $217,781
2022$12,749.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of January 18, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
reduced by levee · depends on levee performance
Flood Insurance RequirementNot required
lenders may require it

Wildfire

Wildfire RiskNot rated
no burnable land within ember reach

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL in parts of the area
5,000 / 5,000
Xfinity
Cable · Fiber in parts of the area
2,000 / 250
Verizon
Fixed Wireless
300 / 20
Etheric Communications, LLC.
Fixed Wireless
250 / 100
Ridge Wireless
Fixed Wireless
100 / 60
T-Mobile USA
Fixed Wireless
100 / 20

May also be available: California Internet, Sail Internet Holdings.

Based on FCC filings for 442 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water SystemCITY OF SUNNYVALE
serves 157,566 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.

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