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16784 Columbia Dr, Castro Valley, CA 94552 Property Records

Alameda County property record for 16784 Columbia Dr, Castro Valley, CA 94552

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,890 sqft · built 1988
Lot Size0.276 acres (12,000 sqft)
OwnerCompany Name on Record
Last Sale$767,500 (Mar 2007)
Tax Bill$15,846 (2025)
Deeds & MortgagesAug 2023 Transfer
Aug 2022 Transfer
+ 2 more
Flood ZoneZone X (minimal risk)
APN85-6315-9

Property Details

APN / Parcel Number

Primary APN85-6315-9
Alternative APN
  • 085-6315-009-00

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms7 Rooms
Stories1 Story
Building Area1,890 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1988
Effective Year BuiltEffective 1988
Architectural StyleL-Shape
Exterior MaterialStucco
Construction TypeWood
Roof MaterialTile
Lot Area12,000 sqft (0.276 acres)

Utilities, Heating & Cooling

Heating SystemForced Air with A/C
Heating FuelGas
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address16784 COLUMBIA DR
CityCASTRO VALLEY
StateCA
Zip94552-1649
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR1
Legal DescriptionLOT: 00013 BLK: TR: 5204
Legal SubdivisionTR 5204
Legal Tract5204
Legal Lot Number13
JurisdictionALAMEDA CA
Township / Civil DivisionHAYWARD
Census Block Group1
Census Block1001
Census Tract430200

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 Address16784 COLUMBIA DR, CASTRO VALLEY, CA 94552-1649
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

DateDocument
Aug 22, 2023Correction Deed
Aug 2, 2022Intrafamily Transfer, Transfer
Feb 25, 2021Deed of Trust, Mortgage · Conventional Mortgage
QUICKEN LOANS LLC
Mar 1, 2018Deed of Trust, Mortgage · Line of Credit
BANK OF THE WEST

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMar 27, 2007 · Amount on Record
Deed SaleMar 27, 2007 · Amount on Record
Deed Document Number2007120349
Last Transfer DateJun 30, 2023
Transfer Doc0000095768
Record UpdatedOct 29, 2026

August 2023: Correction Deed

Document TypeCorrection Deed
JurisdictionALAMEDA CA
Recording DateAug 22, 2023
Property Address16784 COLUMBIA DR, CASTRO VALLEY, CA 94552-1649
Document Number0000095768
Map ReferenceMB 158 PG 78-86
Instrument DateJun 30, 2023
Instrument2023095768
Record UpdatedSep 18, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address16784 COLUMBIA DR, CASTRO VALLEY, CA 94552-1649

August 2022: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionALAMEDA CA
Recording DateAug 2, 2022
Property Address16784 COLUMBIA DR, CASTRO VALLEY, CA 94552-1649
Document Number0000136891
Map ReferenceMB 158 PG 78-86
Instrument DateMar 28, 2022
Instrument2022136891
Transaction TypeTransfer
Record UpdatedJun 7, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address16784 COLUMBIA DR, 16784, CASTRO VALLEY, CA 94552-1649

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipFamily Revocable Trust
Address16784 COLUMBIA DR, CASTRO VALLEY, CA 94552-1649

February 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionALAMEDA CA
Property Address16784 COLUMBIA DR, CASTRO VALLEY, CA 94552-1649
Transaction TypeMortgage
Record UpdatedApr 1, 2021
Title CompanyFIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address16784 COLUMBIA DR, CASTRO VALLEY, CA 94552-1649

Mortgage

Document Number0000081192
DateFeb 25, 2021
Instrument2021081192
Lender
NameQUICKEN LOANS LLC
TypeMortgage Company
AddressDETROIT, MI 48226
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueMar 1, 2051

March 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionALAMEDA CA
Property Address16784 COLUMBIA DR, CASTRO VALLEY, CA 94552-1649
Document Number0000058480
Instrument DateMar 1, 2018
Transaction TypeMortgage
Record UpdatedApr 6, 2018
Title CompanyFIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants with Right of Survivorship
Address16784 COLUMBIA DR CASTRO VALLEY CA 945521649, CASTRO VALLEY, CA 94552-1649

Mortgage

Document Number0000058480
DateMar 22, 2018
Instrument58480
Lender
NameBANK OF THE WEST
TypeBank
AddressCASTRO VALLEY, CA 94546
Agreement
TypeLine of Credit
AmountAmount Recorded
Term360 Months
DueMar 21, 2048
Interest
Rate TypeAdjustable Rate

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$1,041,765 (+1.32%) Land $314,629 Building $734,136
2025$15,846.00 (+3.09%) Homeowner's exemption$1,028,204 (+4.04%) Land $308,461 Building $719,743
2023$15,371.00 (+1.53%) Homeowner's exemption$988,286 (+2%) Land $296,486 Building $691,800$1,340,820
2022$15,139.00 Homeowner's exemption$968,914 Land $290,674 Building $678,240

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 73% of the US · above 48% of California
Wildfire Likelihood0.4% annual chance
ExposureDirect
burnable vegetation

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

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Unwired
Fixed Wireless		300 / 25
Starlink
Satellite		280 / 30
Etheric Networks
Fixed Wireless		250 / 100
T-Mobile
Fixed Wireless		100 / 20
AT&T
DSL		100 / 20

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