20216 Center St, Castro Valley, CA 94546 Property Records

Alameda County property record for 20216 Center St, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,106 sqft · built 1952
Lot Size	0.117 acres (5,127 sqft)
Owner	Individual Name on File
Tax Bill	$4,140 (2025)
Flood Zone	Zone X (minimal risk)
APN	`84C-1064-50`

Property Details

APN / Parcel Number

Primary APN	`84C-1064-50`
Alternative APN	`084C-1064-050-00`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,106 sqft Living Area

Exterior

Year Built	Built 1952
Effective Year Built	Effective 1953
Architectural Style	Other
Construction Type	Wood
Lot Area	5,127 sqft (0.117 acres)

Location & Zoning

Street Address	20216 CENTER ST
City	CASTRO VALLEY
State	CA
Zip	94546-4714
Property Category	Residential
Property Type	Residential > Single Family > Home
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3004
Census Tract	430800

Owner

Source: Alameda County records · APN 84C-1064-50

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	Individual Name on File
Co-owner	Verified Secondary Owner
Mailing Address	20216 CENTER ST, CASTRO VALLEY, CA 94546-4714
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Prior Sale	Sep 02, 2003 · Amount on Record
Last Transfer Date	Aug 25, 2005
Transfer Doc	0000364723
Record Updated	Jun 07, 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	$4,140.00 (+4.6%)	$277,239 (+4.04%) Land $82,885 Building $194,354
2023	$3,958.00	$266,475 Land $79,667 Building $186,808

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.