859 Mango Ave, Sunnyvale, CA 94087 Property Records

Santa Clara County property record for 859 Mango Ave, Sunnyvale, CA 94087

Property Summary

Property TypeSingle Family Home
Details4 bd · 3 ba · 2,100 sqft · built 1953
Lot Size0.138 acres (6,000 sqft)
Owner2 Individual Names on Record
Last Sale$515,000 (Jun 1998)
Tax Bill$15,905 (2025)
Flood ZoneZone X (moderate risk)
APN198-22-021

Property Details

APN / Parcel Number

Primary APN198-22-021

Interior

Bedrooms4 Beds
Full Baths3 Baths
Total Rooms7 Rooms
Stories1 Story
Building Area2,100 sqft Living Area
Gross Area848 sqft
1st Floor Area848 sqft

Exterior

Year BuiltBuilt 1953
Effective Year BuiltEffective 1953
Architectural StyleCustom Design
Construction TypeWood
Lot Area6,000 sqft (0.138 acres)
Lot Dimensions100 ft deep x 60 ft wide
Garage Area336 sqft
Parking Spaces2 Parking Spaces
PorchPorch

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemForced Air with A/C

Location & Zoning

Street Address859 MANGO AVE
CitySUNNYVALE
StateCA
Zip94087-1661
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR0
Legal DescriptionTRACT 1140 GREENWOOD MANOR BOOK 42 PAGE 6 PAGE 7 LOT 205
Legal SubdivisionGREENWOOD MANOR
Legal Tract1140
Legal Lot Number205
JurisdictionSANTA CLARA CA
Township / Civil DivisionSAN JOSE
Census Block Group2
Census Block2001
Census Tract508401

Owner

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

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

Owner of Record2 Individual Names on Record
Mailing Address859 MANGO AVE, SUNNYVALE, CA 94087-1661
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJun 25, 1998 · Amount on Record
Deed SaleJun 25, 1998 · Amount on Record
Deed Document Number199814251263
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

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

YearTax BillAssessed Value
2026$1,357,820 (+2%) Land $570,037 Building $787,783
2025$15,905.00 (+24.22%)$1,331,197 (+23.91%) Land $558,860 Building $772,337
2023$12,804.00 (+37.25%)$1,074,310 Land $537,159 Building $537,151
2022$9,329.00

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

Flood

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 Policies1 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

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 841 locations within half a mile, as of December 31, 2025

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

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