4141 David St, Castro Valley, CA 94546 Property Records

Alameda County property record for 4141 David St, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,000 sqft · built 1947
Lot Size	0.208 acres (9,075 sqft)
Owner	Owner Name on File
Last Sale	$300,000 (May 2010)
Tax Bill	$7,568 (2025)
Flood Zone	Zone X (minimal risk)
APN	`84C-660-10`

Property Details

APN / Parcel Number

Primary APN	`84C-660-10`
Alternative APN	`084C-0660-010-00`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	2,000 sqft Living Area

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1982
Architectural Style	Other
Construction Type	Wood
Lot Area	9,075 sqft (0.208 acres)
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	4141 DAVID ST
City	CASTRO VALLEY
State	CA
Zip	94546-4623
Property Category	Residential
Property Type	Residential > Single Family > Home
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3008
Census Tract	430800

Owner

Source: Alameda County records · APN 84C-660-10

Assessment roll updated July 1, 2025 · Last verified October 2025

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

Owner of Record	Owner Name on File
Mailing Address	4141 DAVID ST, CASTRO VALLEY, CA 94546-4623
Occupancy	Owner Occupied

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	May 28, 2010 · Amount on Record
Deed Sale	May 28, 2010 · Amount on Record
Prior Sale	Apr 12, 2010 · Amount on Record
Deed Document Number	2010152432
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025

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 is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2025	$7,568.00 (+4.06%)	$567,732 (+4.04%) Land $116,036 Building $451,696
2023	$7,273.00	$545,691 Land $111,531 Building $434,160

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of May 25, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

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 are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

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
Etheric Communications, LLC. Fixed Wireless	250 / 100
T-Mobile USA Fixed Wireless	100 / 20

May also be available: California Internet.

Based on FCC filings for 777 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System 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.