5471 Troost Ct, Castro Valley, CA 94552 Property Records

Alameda County property record for 5471 Troost Ct, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,078 sqft · built 1978
Lot Size	0.244 acres (10,644 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,680,000 (May 2022)
Tax Bill	$20,138 (2025)
Deeds & Mortgages	Nov 2022 Mortgage May 2022 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`85-6305-1`

Property Details

APN / Parcel Number

Primary APN	`85-6305-1`
Alternative APN	`085-6305-001-00`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	2,078 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1980
Architectural Style	L-Shape
Exterior Material	Stucco
Construction Type	Wood
Roof Material	Wood Shingle
Lot Area	10,644 sqft (0.244 acres)
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	5471 TROOST CT
City	CASTRO VALLEY
State	CA
Zip	94552-1723
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00035 BLK: 000B TR: 3814
Legal Subdivision	TRACT 3814 FILED MAY 11 1978
Legal Tract	3814
Legal Lot Number	35
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1017
Census Tract	430102

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	2 Individual Names on Record
Mailing Address	5471 TROOST CT, CASTRO VALLEY, CA 94552-1723
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Nov 29, 2022	Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK
May 16, 2022	Grant Deed, Transfer OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY
Feb 20, 2020	Quit Claim Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 16, 2022 · Amount on Record
Deed Sale	May 16, 2022 · Amount on Record
Prior Sale	Dec 18, 2002 · Amount on Record
Deed Document Number	202295127
Prior Transfer Date	Sep 23, 2019
Prior Transfer Doc	0000041451
Record Updated	Oct 29, 2026

November 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	5471 TROOST CT, CASTRO VALLEY, CA 94552-1723
Transaction Type	Mortgage
Record Updated	Dec 21, 2022
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5471 TROOST CT, CASTRO VALLEY, CA 94552-1723

Mortgage

Document Number	0000190399
Date	Nov 29, 2022
Instrument	2022190399

Lender

Name	FIRST REPUBLIC BANK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	4.3%
Type Change Date	Dec 1, 2032
Change Frequency	Monthly
Min Rate At Change	2.95%
Index	1-Year T-Bill
Max Rate	10.9%

May 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	May 16, 2022
Property Address	5471 TROOST CT, CASTRO VALLEY, CA 94552-1723
Document Number	0000095127
Map Reference	MB 100 PG 70
Instrument Date	May 9, 2022
Instrument	2022095127
Transaction Type	Transfer
Record Updated	Jun 10, 2022
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Tax	$1,848.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	5471 TROOST CT, CASTRO VALLEY, CA 94552-1723

February 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Feb 20, 2020
Property Address	5471 TROOST CT, CASTRO VALLEY, CA 94552-1723
Document Number	0000041451
Instrument Date	Sep 23, 2019
Instrument	41451
Transaction Type	Transfer
Record Updated	Apr 23, 2020
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	5471 TROOST CT CASTRO VALLEY CA 945521723, CASTRO VALLEY, CA 94552-1723

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		$1,508,000 (-8.05%) Land $454,500 Building $1,060,500
2025	$20,138.00 (+5.7%) Homeowner's exemption	$1,640,000 (+6.15%) Land $492,000 Building $1,148,000
2023	$19,052.00 Homeowner's exemption	$1,545,000 Land $463,500 Building $1,081,500	$1,552,050

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 Zone	Zone X minimal risk
Flood Insurance Requirement	Not 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 Risk	Moderate above 53% of the US · lower than 68% of California
Wildfire Likelihood	0.1% 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 103 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Etheric Networks, GeoLinks, Sonic Telecom, Unwired.

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