5478 Troost Ct, Castro Valley, CA 94552 Property Records

Alameda County property record for 5478 Troost Ct, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,712 sqft · built 1980
Lot Size	0.442 acres (19,260 sqft)
Owner	Company Name on Record
Last Sale	$800,000 (Oct 2017)
Tax Bill	$5,851 (2025)
Deeds & Mortgages	Sep 2020 Mortgage Mar 2018 Transfer + 2 more
Flood Zone	Zone X (minimal risk)
APN	`85-6305-3`

Property Details

APN / Parcel Number

Primary APN	`85-6305-3`
Alternative APN	`085-6305-003-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,712 sqft Living Area
1st Floor Area	1,712 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1980
Effective Year Built	Effective 1980
Architectural Style	L-Shape
Exterior Material	Stucco
Construction Type	Wood
Roof Material	Wood Shingle
Lot Area	19,260 sqft (0.442 acres)

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	5478 TROOST CT
City	CASTRO VALLEY
State	CA
Zip	94552-1723
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00033 BLK: 000B TR: 3814
Legal Subdivision	TRACT 3814
Legal Tract	3814
Legal Block	B
Legal Lot Number	33
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	Company Name on Record
Mailing Address	5478 TROOST CT, CASTRO VALLEY, CA 94552-1723
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Sep 29, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Mar 19, 2018	Quit Claim Deed, Transfer Quitclaim
Feb 28, 2018	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MTG
Oct 26, 2017	Grant Deed, Transfer NARUO FAMILY LIVING TRUST (PT)

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 26, 2017 · Amount on Record
Deed Sale	Oct 26, 2017 · Amount on Record
Deed Document Number	2017236400
Last Transfer Date	Mar 16, 2018
Transfer Doc	0000055121
Record Updated	Oct 29, 2026

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	5478 TROOST CT, CASTRO VALLEY, CA 94552-1723
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5478 TROOST CT, CASTRO VALLEY, CA 94552-1723

Mortgage

Document Number	0000252397
Date	Sep 29, 2020
Instrument	2020252397

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Oct 1, 2035

March 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Mar 19, 2018
Property Address	5478 TROOST CT, CASTRO VALLEY, CA 94552-1723
Document Number	0000055121
Instrument Date	Mar 16, 2018
Instrument	55121
Transaction Type	Transfer
Record Updated	Nov 20, 2018

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	5478 TROOST CT CASTRO VALLEY CA 945521723, CASTRO VALLEY, CA 94552-1723

February 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	5478 TROOST CT, CASTRO VALLEY, CA 94552-1723
Document Number	0000049652
Instrument Date	Feb 28, 2018
Transaction Type	Mortgage
Record Updated	Mar 28, 2018
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	5509 JASMINE CT CASTRO VALLEY CA 945521721, CASTRO VALLEY, CA 94552-1721

Mortgage

Document Number	0000049652
Date	Mar 12, 2018
Instrument	49652

Lender

Name	UNITED WHOLESALE MTG
Type	Mortgage Company
Address	TROY, MI 48083

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Mar 11, 2033

October 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Oct 26, 2017
Property Address	5478 TROOST CT, CASTRO VALLEY, CA 94552-1723
Document Number	0000236400
Instrument Date	Oct 19, 2017
Instrument	236400
Transaction Type	Transfer
Record Updated	Nov 27, 2017
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$880.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	5478 TROOST CT CASTRO VALLEY CA 945521723, CASTRO VALLEY, CA 94552-1723

Mortgage

Document Number	236401
Date	Oct 26, 2017
Instrument	236401

Lender

Name	NARUO FAMILY LIVING TRUST (PT)

Agreement

Amount	Amount Recorded

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		$430,656 (+2%) Land $149,505 Building $281,151
2025	$5,851.00 (+4.24%)	$422,212 (+4.04%) Land $146,574 Building $275,638
2023	$5,613.00	$405,819 Land $140,883 Building $264,936	$1,092,420

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.

Nearby Properties on Troost Ct

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

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