18858 Stanton Ave, Castro Valley, CA 94546 Property Records

Alameda County property record for 18858 Stanton Ave, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,630 sqft · built 2023
Lot Size	0.172 acres (7,500 sqft)
Owner	Individual Name on File
Last Sale	$310,000 (Jun 2018)
Tax Bill	$22,880 (2025)
Deeds & Mortgages	Jun 2018 Transfer Jun 2018 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`84B-415-6`

Property Details

APN / Parcel Number

Primary APN	`84B-415-6`
Alternative APN	`084B-0415-006-00`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	3,630 sqft Living Area

Exterior

Year Built	Built 2023
Effective Year Built	Effective 2023
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	7,500 sqft (0.172 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	18858 STANTON AVE
City	CASTRO VALLEY
State	CA
Zip	94546-2716
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00006 BLK: AR: 084B PAGE: 0415
Legal Subdivision	VALLEY CREST GARDENS
Legal Lot Number	10
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3000
Census Tract	430600

Owner

Source: Alameda County records, as of September 28, 2026

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

Owner of Record	Individual Name on File
Mailing Address	18858 STANTON AVE, CASTRO VALLEY, CA 94546-2716
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Date	Document
Jun 25, 2018	Quit Claim Deed, Transfer OLD REPUBLIC TITLE
Jun 25, 2018	Affidavit of Death, Transfer OLD REPUBLIC TITLE
Jun 25, 2018	Grant Deed, Transfer OLD REPUBLIC TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 25, 2018 · Amount on File
Deed Sale	Jun 25, 2018 · Amount on File
Deed Document Number	2018125294
Prior Transfer Date	Nov 2, 2000
Prior Transfer Doc	0000329562
Record Updated	Oct 29, 2026

June 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jun 25, 2018
Property Address	18858 STANTON AVE, CASTRO VALLEY, CA 94546-2716
Document Number	0000125295
Instrument Date	Jun 20, 2018
Instrument	125295
Transaction Type	Transfer
Record Updated	Jul 12, 2018
Title Company	OLD REPUBLIC TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	4171 BERDINA RD CASTRO VALLEY CA 945463536, CASTRO VALLEY, CA 94546-3536

June 2018: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	ALAMEDA CA
Recording Date	Jun 25, 2018
Property Address	18858 STANTON AVE, CASTRO VALLEY, CA 94546-2716
Document Number	0000125293
Instrument Date	Jun 19, 2018
Instrument	125293
Transaction Type	Transfer
Record Updated	Jul 12, 2018
Title Company	OLD REPUBLIC TITLE

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	2760 SHEFFIELD PL CASTRO VALLEY CA 945462705, CASTRO VALLEY, CA 94546-2705

June 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jun 25, 2018
Property Address	18858 STANTON AVE, CASTRO VALLEY, CA 94546-2716
Document Number	0000125294
Instrument Date	Jun 19, 2018
Instrument	125294
Transaction Type	Transfer
Record Updated	Jul 12, 2018
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount on Record
Tax	$341.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	4171 BERDINA RD CASTRO VALLEY CA 945463536, CASTRO VALLEY, CA 94546-3536

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		$1,831,773 (+1.61%) Land $359,773 Building $1,479,000
2025	$22,880.00 (+154.62%)	$1,802,721 (+177.76%) Land $352,721 Building $1,450,000
2023	$8,986.00	$649,025 Land $339,025 Building $310,000	$1,106,010

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	0.02% annual chance
Exposure	None beyond 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 752 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 · DSL	5,000 / 5,000
Xfinity Cable	2,000 / 250
Etheric Networks Fixed Wireless	250 / 100

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

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