20088 Summercrest Dr, Castro Valley, CA 94552 Property Records

Alameda County property record for 20088 Summercrest Dr, Castro Valley, CA 94552

Property Summary

Property Type	Townhouse
Details	4 bd · 3 ba · 1,666 sqft · built 1997
Lot Size	0.054 acres (2,347 sqft)
Owner	Trust Name on File
Last Sale	$231,500 (Jun 1997)
Tax Bill	$5,226 (2025)
Deeds & Mortgages	Jan 2022 Mortgage Jan 2022 Transfer
Flood Zone	Zone X (minimal risk)
APN	`85A-6420-52`

Property Details

APN / Parcel Number

Primary APN	`85A-6420-52`
Alternative APN	`085A-6420-052-00`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,666 sqft Living Area

Exterior

Year Built	Built 1997
Effective Year Built	Effective 1997
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	2,347 sqft (0.054 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	20088 SUMMERCREST DR
City	CASTRO VALLEY
State	CA
Zip	94552-5323
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Townhouse
Legal Description	LOT: 00052 BLK: TR: 6660
Legal Subdivision	TRACT 660
Legal Tract	6660
Legal Lot Number	52
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3003
Census Tract	430101

Owner

20088 Summercrest Dr, a townhouse, is owner-occupied and held in a trust since January 2022.

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

Owner of Record	Trust Name on File
Mailing Address	20088 SUMMERCREST DR, CASTRO VALLEY, CA 94552-5323
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

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
Jan 31, 2022	Intrafamily Transfer, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC
Jan 31, 2022	Intrafamily Transfer, Transfer AMROCK LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 12, 1997 · Amount on File
Deed Sale	Jun 12, 1997 · Amount on File
Deed Document Number	1997144309
Last Transfer Date	Jan 26, 2022
Transfer Doc	0000020532
Record Updated	Sep 20, 2026

January 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Jan 31, 2022
Property Address	20088 SUMMERCREST DR, CASTRO VALLEY, CA 94552-5323
Document Number	0000020532
Map Reference	MB 214 PG 74-80
Instrument Date	Jan 26, 2022
Instrument	2022020532
Transaction Type	Transfer
Record Updated	Feb 17, 2022
Title Company	AMROCK INC

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20088 SUMMERCREST DR, CASTRO VALLEY, CA 94552-5323

Mortgage

Document Number	0000020533
Date	Jan 31, 2022
Instrument	2022020533

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	349 Months
Due	Feb 1, 2051

January 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Jan 31, 2022
Property Address	20088 SUMMERCREST DR, CASTRO VALLEY, CA 94552-5323
Document Number	0000020534
Map Reference	MB 214 PG 74-80
Instrument Date	Jan 26, 2022
Instrument	2022020534
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	AMROCK LLC

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20088 SUMMERCREST DR, CASTRO VALLEY, CA 94552-5323

Tax Assessment & Valuation

The 2025 property tax bill for 20088 Summercrest Dr was $5,226 with a homeowner's exemption.

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		$376,727 (+0.14%) Land $115,118 Building $268,609
2025	$5,226.00 Homeowner's exemption	$376,204 Land $112,861 Building $263,343
2023	$5,004.00 Homeowner's exemption	$361,597 Land $108,479 Building $253,118	$1,203,660

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

Flood

FEMA maps place 20088 Summercrest Dr in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2017.

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	2 in force
Nearby Flood Claims	2 (2017–2022)
Claims Outside the SFHA	2 of 2
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

Wildfire risk around 20088 Summercrest Dr is high, ranking above 85% of the US, with a 0.8% annual chance of wildfire.

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

Wildfire Risk	High above 85% of the US · above 65% of California
Wildfire Likelihood	0.8% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
AT&T DSL	100 / 20

May also be available: Unwired.

Cell Coverage

5G (outdoors only) and 4G LTE

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