21268 Tyee St, Castro Valley, CA 94546 Property Records

Alameda County property record for 21268 Tyee St, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,249 sqft · built 1947
Lot Size	0.116 acres (5,049 sqft)
Owner	2 Individual Names on File
Last Sale	$990,000 (May 2022)
Tax Bill	$12,453 (2025)
Deeds & Mortgages	May 2022 Sale & Mortgage Dec 2020 Mortgage + 2 more
Flood Zone	Zone AE (high risk)
APN	`415-50-33`

Property Details

APN / Parcel Number

Primary APN	`415-50-33`
Alternative APN	`415-0050-033-00`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,249 sqft Living Area

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1960
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	5,049 sqft (0.116 acres)

Location & Zoning

Street Address	21268 TYEE ST
City	CASTRO VALLEY
State	CA
Zip	94546-6234
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00009 BLK: 000A TR: 0787
Legal Subdivision	787 EDEN TOWNSHIP
Legal Tract	0787
Legal Block	A
Legal Lot Number	9
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3009
Census Tract	431200

Owner

21268 Tyee St is owned by two individuals who bought it in May 2022.

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

Owner of Record	2 Individual Names on File
Mailing Address	112 JULES AVE, SAN FRANCISCO, CA 94112-2232
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
May 12, 2022	Grant Deed, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC
Dec 11, 2020	Deed of Trust, Mortgage · Conventional Mortgage ONE AMERICAN BANK
Jul 2, 2019	Grant Deed, Transfer · Conventional Mortgage ONE AMERICAN BANK
Jul 2, 2019	Affidavit of Death, Transfer CALATLANTIC TITLE INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 12, 2022 · Amount on File
Deed Sale	May 12, 2022 · Amount on File
Prior Sale	Jul 2, 2019 · Amount on File
Deed Document Number	202293690
Prior Transfer Date	May 10, 2005
Prior Transfer Doc	0000233247
Record Updated	Oct 29, 2026

May 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	May 12, 2022
Property Address	21268 TYEE ST, CASTRO VALLEY, CA 94546-6234
Document Number	0000093690
Map Reference	MB 12 PG 54&55
Instrument Date	May 5, 2022
Instrument	2022093690
Transaction Type	Transfer
Record Updated	Jun 14, 2022
Title Company	NOT AVAILABLE, DOMA TITLE OF CALIFORNIA INC

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,089.00
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	21268 TYEE ST, CASTRO VALLEY, CA 94546-6234

Mortgage

Document Number	0000093691
Date	May 12, 2022
Instrument	2022093691

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jun 1, 2052

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	21268 TYEE ST, CASTRO VALLEY, CA 94546-6234
Transaction Type	Mortgage
Record Updated	Feb 11, 2021
Title Company	CALATLANTIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21268 TYEE ST, CASTRO VALLEY, CA 94546-6234

Mortgage

Document Number	0000346899
Date	Dec 11, 2020
Instrument	2020346899

Lender

Name	ONE AMERICAN BANK
Type	Bank
Address	SAN FRANCISCO, CA 94108

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2051

July 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jul 2, 2019
Property Address	21268 TYEE ST, CASTRO VALLEY, CA 94546-6234
Document Number	0000125538
Map Reference	MB 12 PG 54&55
Instrument Date	Jun 25, 2019
Instrument	2019125538
Transaction Type	Transfer
Record Updated	Aug 19, 2021
Title Company	CALATLANTIC TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
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	21268 TYEE ST, CASTRO VALLEY, CA 94546-6234

Mortgage

Document Number	0000125539
Date	Jul 2, 2019
Instrument	2019125539

Lender

Name	ONE AMERICAN BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jul 1, 2049

July 2019: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	ALAMEDA CA
Recording Date	Jul 2, 2019
Property Address	21268 TYEE ST, CASTRO VALLEY, CA 94546-6234
Document Number	0000125537
Instrument Date	Jun 21, 2019
Instrument	125537
Transaction Type	Transfer
Record Updated	Jul 26, 2019
Title Company	CALATLANTIC TITLE INC

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21268 TYEE ST CASTRO VALLEY CA 945466234, CASTRO VALLEY, CA 94546-6234

Tax Assessment & Valuation

The 2025 property tax bill for 21268 Tyee St was $12,453.

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$1,078,877 (+11.8%) Land $321,478 Building $757,399
2025	$12,453.00	$965,000 Land $289,500 Building $675,500
2023	$11,734.00	$910,000 Land $273,000 Building $637,000	$936,630

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

Flood

FEMA maps place 21268 Tyee St in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on File median of 31 policies
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	31 in force
Nearby Flood Claims	1 (2022)
Most Recent Claim	Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides

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

The area around 21268 Tyee St has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire Risk	Not rated no burnable land within ember reach

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

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Etheric Networks Fixed Wireless	250 / 100

May also be available: GeoLinks, T-Mobile, Verizon.

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