25523 Conley Downs Dr, Castro Valley, CA 94552 Property Records

Alameda County property record for 25523 Conley Downs Dr, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 1,720 sqft · built 1998
Lot Size	0.079 acres (3,460 sqft)
Owner	2 Individual Names on File
Last Sale	$301,500 (Sep 1998)
Tax Bill	$4,779 (2025)
Deeds & Mortgages	May 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`417-296-35`

Property Details

APN / Parcel Number

Primary APN	`417-296-35`
Alternative APN	`417-0296-035-00`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	1,720 sqft Living Area

Exterior

Year Built	Built 1998
Effective Year Built	Effective 1998
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	3,460 sqft (0.079 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	25523 CONLEY DOWNS DR
City	CASTRO VALLEY
State	CA
Zip	94552-5503
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00046 BLK: TR: 6817
Legal Tract	6817
Legal Lot Number	46
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2015
Census Tract	435103

Owner

Source: Alameda County assessment roll, APN 417-296-35, as of August 5, 2026 · Last verified August 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on File
Mailing Address	25523 CONLEY DOWNS DR, CASTRO VALLEY, CA 94552-5503
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Sep 10, 1998 · Amount on Record
Deed Sale	Sep 10, 1998 · Amount on Record
Deed Document Number	1998313141
Last Transfer Date	Feb 19, 2021
Transfer Doc	0000173959
Record Updated	Sep 20, 2026

May 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	May 05, 2021
Property Address	25523 CONLEY DOWNS DR, CASTRO VALLEY, CA 94552-5503
Document Number	0000173959
Map Reference	MB 231 PG 46-54
Instrument Date	Feb 19, 2021
Instrument	2021173959
Transaction Type	Transfer
Record Updated	May 19, 2021
Title Company	SERVICELINK

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
Relationship	Joint Tenants
Address	25523 CONLEY DOWNS DR, CASTRO VALLEY, CA 94552-5503

Mortgage

Document Number	0000173960
Date	May 05, 2021
Instrument	2021173960

Lender

Name	PHH MORTGAGE SERVICES CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	358 Months
Due	Mar 01, 2051

Tax Assessment & Valuation

Source: Alameda County assessment roll as of August 5, 2026 · Last verified August 2026

Property Jurisdictions

Type	Name
State	California
County	Alameda County
Unified School District	Castro Valley Unified School District (KG - 12)

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$300,618 (-36.29%) Land $143,907 Building $337,382
2025	$4,779.00 (+0.46%)	$471,852 (+4.04%) Land $141,085 Building $330,767
2023	$4,757.00	$453,534 Land $135,608 Building $317,926	$1,219,950

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Alameda County (06001C), as of May 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060014351032, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

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
Nearby Flood Claims	4 (1983–1998)
Most Recent Claim	Feb 1998 · Severe Winter Storms And Flooding
Claims by Event	Severe Winter Storms And Flooding, Feb 1998 · 3 claims

Wildfire

Wildfire Risk	Moderate above 46% of the US · lower than 72% of California
Wildfire Likelihood	0.09% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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.

Internet Providers

Source: FCC Broadband Data Collection, 441 locations within half a mile, as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Etheric Communications, LLC..

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA0110005, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	EAST BAY MUD serves 1,468,000 people
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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.