2001 166th Ave, Castro Valley (San Leandro), CA 94578 Property Records

Alameda County property record for 2001 166th Ave, Castro Valley, CA 94578

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 1,080 sqft · built 1938
Lot Size	0.144 acres (6,270 sqft)
Owner	Individual Name on Record
Last Sale	$440,000 (Mar 2016)
Tax Bill	$7,003 (2025)
Deeds & Mortgages	Jul 2025 Line of Credit May 2019 Line of Credit + 3 more
Flood Zone	Zone X (minimal risk)
APN	`80A-206-14`

Property Details

APN / Parcel Number

Primary APN	`80A-206-14`
Alternative APN	`080A-0206-014-00`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	4 Rooms
Stories	1 Story
Building Area	1,080 sqft Living Area

Exterior

Year Built	Built 1938
Effective Year Built	Effective 1986
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	6,270 sqft (0.144 acres)

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace

Location & Zoning

Street Address	2001 166TH AVE
City	CASTRO VALLEY
State	CA
Zip	94578-1518
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00014 BLK: AR: 080A PAGE: 0206
Legal Subdivision	EAST OAKLAND TERRACE
Legal Block	J
Legal Lot Number	14
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2011
Census Tract	430500

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	2001 166TH AVE, CASTRO VALLEY, CA 94578-1518
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jul 8, 2025	Deed of Trust, Mortgage · Line of Credit UNITED WHOLESALE MORTGAGE
May 3, 2019	Deed of Trust, Mortgage · Line of Credit TCF NATIONAL BANK
May 3, 2019	Deed of Trust, Mortgage · Conventional Mortgage SIERRA PACIFIC MORTGAGE CO INC
Mar 6, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Sep 14, 2020	Deed of Trust, Mortgage · Conventional Mortgage CALIBER HOME LOANS INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 4, 2016 · Amount on Record
Deed Sale	Mar 4, 2016 · Amount on Record
Prior Sale	Feb 14, 2014 · Amount on Record
Deed Document Number	201654020
Prior Transfer Date	Jul 23, 2008
Prior Transfer Doc	0000225978
Record Updated	Oct 29, 2026

July 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	2001 166TH AVE, CASTRO VALLEY, CA 94578-1518
Transaction Type	Mortgage
Record Updated	Jun 8, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2001 166TH AVE, CASTRO VALLEY, CA 94578-1518

Mortgage

Document Number	0000086600
Date	Jul 8, 2025
Instrument	2025086600

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	585 SOUTH BLVD E, PONTIAC, MI 48341

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 2055

Interest

Change Frequency	Monthly

May 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	2001 166TH AVE, SAN LEANDRO, CA 94578-1518
Transaction Type	Mortgage
Record Updated	Feb 7, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000082125
Date	May 3, 2019
Instrument	2019082125

Lender

Name	TCF NATIONAL BANK
Type	Bank
Address	SIOUX FALLS, SD 57106

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	May 23, 2049

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

May 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	2001 166TH AVE, SAN LEANDRO, CA 94578-1518
Transaction Type	Mortgage
Record Updated	Feb 7, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000082124
Date	May 3, 2019
Instrument	2019082124

Lender

Name	SIERRA PACIFIC MORTGAGE CO INC
Type	Mortgage Company
Address	FOLSOM, CA 95630

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	May 1, 2049

March 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	2001 166TH AVE, SAN LEANDRO, CA 94578-1518
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000055113
Date	Mar 6, 2020
Instrument	2020055113

Lender

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

Agreement

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

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	2001 166TH AVE, SAN LEANDRO, CA 94578-1518
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	NORTH AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2001 166TH AVE, SAN LEANDRO, CA 94578-1518

Mortgage

Document Number	0000232032
Date	Sep 14, 2020
Instrument	2020232032

Lender

Name	CALIBER HOME LOANS INC
Type	Mortgage Company
Address	COPPELL, TX 75019

Agreement

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

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	San Lorenzo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$524,273 (+0.66%) Land $159,382 Building $371,891
2025	$7,003.00 (+3.87%) Homeowner's exemption	$520,858 (+4.04%) Land $156,257 Building $364,601
2023	$6,742.00 Homeowner's exemption	$500,635 Land $150,190 Building $350,445	$651,420

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	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 796 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

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

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