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18548 Greenridge Ct, Castro Valley, CA 94552 Property Records

Alameda County property record for 18548 Greenridge Ct, Castro Valley, CA 94552

Property Summary

Property TypeSingle Family Home
Details2,229 sqft · built 1976
Lot Size0.317 acres (13,808 sqft)
OwnerCompany Name on Record
Tax Bill$3,210 (2025)
Deeds & MortgagesJan 2021 Transfer
Nov 2017 Transfer
+ 1 more
Flood ZoneZone X (minimal risk)
APN85-1613-20

Property Details

APN / Parcel Number

Primary APN85-1613-20
Alternative APN
  • 085-1613-020-00

Interior

Building Area2,229 sqft Living Area

Exterior

Year BuiltBuilt 1976
Effective Year BuiltEffective 1977
Architectural StyleL-Shape
Construction TypeWood
Lot Area13,808 sqft (0.317 acres)

Location & Zoning

Street Address18548 GREENRIDGE CT
CityCASTRO VALLEY
StateCA
Zip94552-1845
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT: 00013 BLK: TR: 3611
Legal SubdivisionTRACT 3611
Legal Tract3611
Legal Lot Number13
JurisdictionALAMEDA CA
Township / Civil DivisionHAYWARD
Census Block Group1
Census Block1009
Census Tract430102

Owner

Source: Alameda County records, as of August 5, 2026

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

Owner of RecordCompany Name on Record
Mailing Address18449 JAYHAWK DR, PENN VALLEY, CA 95946-9201
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

DateDocument
Jan 7, 2021Quit Claim Deed, Transfer
ATTORNEY ONLY
Nov 28, 2017Quit Claim Deed, Transfer
ATTORNEY ONLY
Mar 21, 2017Quit Claim Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed NamesName on Deed
Last Transfer DateDec 10, 2020
Transfer Doc0000008686
Record UpdatedOct 29, 2026

January 2021: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionALAMEDA CA
Recording DateJan 7, 2021
Property Address18548 GREENRIDGE CT, CASTRO VALLEY, CA 94552-1845
Document Number0000008686
Instrument DateDec 10, 2020
Instrument8686
Transaction TypeTransfer
Record UpdatedMar 18, 2021
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipLiving Trust
Address18449 JAYHAWK DR PENN VALLEY CA 959469201, PENN VALLEY, CA 95946-9201

November 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionALAMEDA CA
Recording DateNov 28, 2017
Property Address18548 GREENRIDGE CT, CASTRO VALLEY, CA 94552-1845
Document Number0000261540
Instrument DateNov 28, 2017
Instrument261540
Transaction TypeTransfer
Record UpdatedJan 3, 2018
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipSeparate Estate/Property
Address2327 CASA BONA AVE BELMONT CA 940021551, BELMONT, CA 94002-1551

March 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionALAMEDA CA
Recording DateMar 21, 2017
Property Address18548 GREENRIDGE CT, CASTRO VALLEY, CA 94552-1845
Document Number0000066740
Instrument DateMar 20, 2017
Instrument66740
Transaction TypeTransfer
Record UpdatedMar 31, 2017
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address18548 GREENRIDGE CT CASTRO VALLEY CA 945521845, CASTRO VALLEY, CA 94552-1845

Tax Assessment & Valuation

Source: Alameda County assessment roll, as of August 5, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyAlameda County
Unified School DistrictCastro Valley Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$202,498 (-1.41%) Land $72,582 Building $136,916
2025$3,210.00 (+5.07%) Homeowner's exemption$205,390 (+4.04%) Land $71,159 Building $134,231
2023$3,055.00 Homeowner's exemption$197,415 Land $68,396 Building $129,019$1,324,350

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective May 25, 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

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

Wildfire

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

Wildfire RiskHigh
above 71% of the US · above 46% of California
Wildfire Likelihood0.3% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 SystemEAST BAY MUD
serves 1,468,000 people · EPA ID CA0110005
Water SourceSurface water
Last State InspectionDec 2021
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 389 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

May also be available: Unwired.

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