18917 Sydney Cir, Castro Valley, CA 94546 Property Records

Alameda County property record for 18917 Sydney Cir, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,997 sqft · built 1991
Lot Size	0.073 acres (3,194 sqft)
Owner	Company Name on Record
Last Sale	$465,000 (Sep 2002)
Tax Bill	$8,733 (2025)
Deeds & Mortgages	Feb 2021 Transfer Feb 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`84B-415-60`

Property Details

APN / Parcel Number

Primary APN	`84B-415-60`
Alternative APN	`084B-0415-060-00`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,997 sqft Living Area

Exterior

Year Built	Built 1991
Effective Year Built	Effective 1991
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	3,194 sqft (0.073 acres)

Location & Zoning

Street Address	18917 SYDNEY CIR
City	CASTRO VALLEY
State	CA
Zip	94546-2753
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00042 BLK: TR: 5855 ;LOT: 00043 BLK: TR: 5855
Legal Subdivision	TRACT NO 5855
Legal Tract	5855
Legal Lot Number	42
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3002
Census Tract	430600

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 Record	Company Name on Record
Mailing Address	18917 SYDNEY CIR, CASTRO VALLEY, CA 94546-2753
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Feb 24, 2021	Intrafamily Transfer, Transfer OLD REPUBLIC TITLE COMPANY
Feb 24, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage GENERAL MORTGAGE CAPITAL CORP

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 24, 2002 · Amount on Record
Deed Sale	Sep 24, 2002 · Amount on Record
Prior Sale	Jun 4, 1999 · Amount on Record
Deed Document Number	2002426826
Last Transfer Date	Jul 16, 2016
Transfer Doc	0000198992
Record Updated	Oct 29, 2026

February 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Feb 24, 2021
Property Address	18917 SYDNEY CIR, CASTRO VALLEY, CA 94546-2753
Document Number	0000077815
Map Reference	MB 179 PG 93-96
Instrument Date	Feb 16, 2021
Instrument	2021077815
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	18917 SYDNEY CIR, CASTRO VALLEY, CA 94546-2753

February 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Feb 24, 2021
Property Address	18917 SYDNEY CIR, CASTRO VALLEY, CA 94546-2753
Document Number	0000077813
Map Reference	MB 179 PG 93-96
Instrument Date	Feb 16, 2021
Instrument	2021077813
Transaction Type	Transfer
Record Updated	Aug 19, 2021
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	18917 SYDNEY CIR, CASTRO VALLEY, CA 94546-2753

Mortgage

Document Number	0000077814
Date	Feb 24, 2021
Instrument	2021077814

Lender

Name	GENERAL MORTGAGE CAPITAL CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Mar 1, 2036

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Alameda County
Unified School District	Castro Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$679,878 (+0.96%) Land $206,063 Building $480,815
2025	$8,733.00 (+4.01%) Homeowner's exemption	$673,412 (+4.04%) Land $202,023 Building $471,389
2023	$8,396.00 Homeowner's exemption	$647,270 Land $194,181 Building $453,089	$1,075,320

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	3 in force
Nearby Flood Claims	2 (1995–1998)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Jan 1998 · rainfall accumulation

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 Risk	Low lower than 67% of the US · lower than 81% of California
Wildfire Likelihood	0.05% annual chance
Exposure	Direct 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 System	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 622 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
Xfinity Cable	2,000 / 250
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

May also be available: Unwired, Verizon.

Nearby Properties on Sydney Cir

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures