4184 Mabel Ave, Castro Valley, CA 94546 Property Records

Alameda County property record for 4184 Mabel Ave, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,625 sqft · built 1950
Lot Size	0.116 acres (5,035 sqft)
Owner	Trust Name on File
Last Sale	$530,000 (Mar 2008)
Tax Bill	$9,001 (2025)
Deeds & Mortgages	Sep 2020 Mortgage May 2018 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`84C-755-11`

Property Details

APN / Parcel Number

Primary APN	`84C-755-11`
Alternative APN	`084C-0755-011-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,625 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1950
Architectural Style	L-Shape
Exterior Material	Stucco
Construction Type	Wood
Roof Material	Composition Shingle
Lot Area	5,035 sqft (0.116 acres)

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	4184 MABEL AVE
City	CASTRO VALLEY
State	CA
Zip	94546-3545
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00011 BLK: 0001 TR: 1012
Legal Subdivision	TRACT 1012
Legal Tract	1012
Legal Block	1
Legal Lot Number	11
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1001
Census Tract	430800

Owner

4184 Mabel Ave is owner-occupied and held in a trust since March 2008.

Source: Alameda County records, as of August 5, 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	Trust Name on File
Mailing Address	4184 MABEL AVE, CASTRO VALLEY, CA 94546-3545
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Sep 1, 2020	Deed of Trust, Mortgage · Conventional Mortgage CORNERSTONE FIRST MORTGAGE INC
May 23, 2018	Quit Claim Deed, Transfer ATTORNEY ONLY
Mar 9, 2018	Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA/IL

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 13, 2008 · Amount on File
Deed Sale	Mar 13, 2008 · Amount on File
Prior Sale	May 10, 2007 · Amount on File
Deed Document Number	200890770
Prior Transfer Date	Apr 27, 2007
Prior Transfer Doc	0000181505
Record Updated	Oct 29, 2026

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4184 MABEL AVE, CASTRO VALLEY, CA 94546-3545
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	PACIFIC COAST TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4184 MABEL AVE, CASTRO VALLEY, CA 94546-3545

Mortgage

Document Number	0000217400
Date	Sep 1, 2020
Instrument	2020217400

Lender

Name	CORNERSTONE FIRST MORTGAGE INC
Type	Mortgage Company
Address	SAN DIEGO, CA 92108

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Sep 1, 2050

May 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	May 23, 2018
Property Address	4184 MABEL AVE, CASTRO VALLEY, CA 94546-3545
Document Number	0000102501
Instrument Date	Apr 20, 2018
Instrument	102501
Transaction Type	Transfer
Record Updated	Jun 14, 2018
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	4184 MABEL AVE CASTRO VALLEY CA 945463545, CASTRO VALLEY, CA 94546-3545

March 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4184 MABEL AVE, CASTRO VALLEY, CA 94546-3545
Document Number	0000068422
Instrument Date	Mar 9, 2018
Transaction Type	Mortgage
Record Updated	Apr 18, 2018
Title Company	WFG LENDER SERVICES

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4184 MABEL AVE CASTRO VALLEY CA 945463545, CASTRO VALLEY, CA 94546-3545

Mortgage

Document Number	0000068422
Date	Apr 4, 2018
Instrument	68422

Lender

Name	BANK OF AMERICA/IL
Type	Bank
Address	TAMPA, FL 33634

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

The 2025 property tax bill for 4184 Mabel Ave was $9,001 with a homeowner's exemption, up 2.3% from the year before.

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		$703,034 (+2.02%) Land $213,010 Building $497,024
2025	$9,001.00 (+2.31%) Homeowner's exemption	$689,117 Land $208,835 Building $487,282
2024	$8,798.00 (+1.65%)
2023	$8,655.00 Homeowner's exemption	$669,092 Land $200,727 Building $468,365	$929,430

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

Flood

FEMA maps place 4184 Mabel Ave in Zone X, an area of minimal flood risk.

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

Wildfire risk around 4184 Mabel Ave is low, with a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% 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 704 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 · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks.

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