20148 Forest Ave, Castro Valley, CA 94546 Property Records

Alameda County property record for 20148 Forest Ave, Castro Valley, CA 94546

Property Summary

Property Type	Condominium
Details	2 bd · 2 ba · 1,334 sqft · built 1985
Lot Size	0.415 acres (18,090 sqft)
Owner	Individual Name on Record
Last Sale	$296,500 (Jan 2009)
Tax Bill	$6,352 (2025)
Deeds & Mortgages	Feb 2023 Line of Credit Jul 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`84C-710-8`

Property Details

APN / Parcel Number

Primary APN	`84C-710-8`
Alternative APN	`084C-0710-008-00`

Interior

Bedrooms	2 Beds
Full Baths	2 Baths
Total Rooms	4 Rooms
Units	8 Units
Stories	2 Stories
Building Area	1,334 sqft Living Area

Exterior

Year Built	Built 1985
Effective Year Built	Effective 1985
Construction Type	Wood
Lot Area	18,090 sqft (0.415 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	20148 FOREST AVE
City	CASTRO VALLEY
State	CA
Zip	94546-4536
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Legal Description	TR: 4199 LOT: BLDG: UNIT:6
Legal Subdivision	FOREST OMEGA
Legal Tract	4199
Legal Lot Number	1
Legal Unit	6
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	4
Census Block	4001
Census Tract	430800

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	Individual Name on Record
Mailing Address	20148 FOREST AVE, CASTRO VALLEY, CA 94546-4536
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Feb 21, 2023	Deed of Trust, Mortgage · Line of Credit HERITAGE BANK OF COMMERCE
Jul 8, 2020	Deed of Trust, Mortgage · Conventional Mortgage PRIMARY RESIDENTIAL MORTGAGE INC
Oct 25, 2019	Affidavit of Death of Joint Tenant, Transfer · Conventional Mortgage PRIMARY RESIDENTIAL MORTGAGE INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jan 23, 2009 · Amount on Record
Deed Sale	Jan 23, 2009 · Amount on Record
Prior Sale	Aug 5, 2008 · Amount on Record
Deed Document Number	200922858
Prior Transfer Date	Nov 4, 2005
Prior Transfer Doc	0000494127
Record Updated	Oct 29, 2026

February 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	20148 FOREST AVE, CASTRO VALLEY, CA 94546-4536
Transaction Type	Mortgage
Record Updated	Mar 22, 2023
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TTL CO OAKLAND

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20148 FOREST AVE, CASTRO VALLEY, CA 94546-4536

Mortgage

Document Number	0000021399
Date	Feb 21, 2023
Instrument	2023021399

Lender

Name	HERITAGE BANK OF COMMERCE
Type	Bank
Address	SAN JOSE, CA 95110

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	20148 FOREST AVE, CASTRO VALLEY, CA 94546-4536
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000158945
Date	Jul 8, 2020
Instrument	2020158945

Lender

Name	PRIMARY RESIDENTIAL MORTGAGE INC
Type	Mortgage Company
Address	SALT LAKE CITY, UT 84116

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 2050

October 2019: Affidavit of Death of Joint Tenant, Transfer

Document Type	Affidavit of Death of Joint Tenant
Jurisdiction	ALAMEDA CA
Recording Date	Oct 25, 2019
Property Address	20148 FOREST AVE, CASTRO VALLEY, CA 94546-4536
Document Number	0000217947
Map Reference	MB 123 PG 38&39
Instrument Date	Oct 21, 2019
Instrument	2019217947
Transaction Type	Transfer
Record Updated	Aug 19, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20148 FOREST AVE, CASTRO VALLEY, CA 94546-4536

Mortgage

Document Number	0000217948
Date	Oct 25, 2019
Instrument	2019217948

Lender

Name	PRIMARY RESIDENTIAL MORTGAGE INC
Type	Mortgage Company
Address	SALT LAKE CITY, UT 84116

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2049

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		$470,527 (+2%) Land $141,158 Building $329,369
2025	$6,352.00 (+4.15%)	$461,304 (+4.04%) Land $138,391 Building $322,913
2023	$6,099.00	$443,394 Land $133,018 Building $310,376	$503,820

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	1 in force

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 93% of the US · lower than 96% of California
Wildfire Likelihood	Under 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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