23510 Bernhardt St, Hayward, CA 94545 Property Records

Alameda County property record for 23510 Bernhardt St, Hayward, CA 94545

Property Summary

Property Type	Warehouse, Storage
Details	1.5 ba · 7,174 sqft · built 1981
Lot Size	0.392 acres (17,102 sqft)
Owner	2 Individual Names on File
Last Sale	$1,368,000 (Jun 2016)
Tax Bill	$19,580 (2025)
Flood Zone	Zone X (minimal risk)
APN	`439-101-40`

Property Details

APN / Parcel Number

Primary APN	`439-101-40`
Alternative APN	`439-0101-040-00`

Interior

Full Baths	1.5 Baths
Stories	1 Story
Building Area	7,174 sqft Total Area

Exterior

Year Built	Built 1981
Architectural Style	Other
Construction Type	Tilt-Up Concrete
Fire Resistance	Masonry Walls, Wood Interior
Lot Area	17,102 sqft (0.392 acres)

Location & Zoning

Street Address	23510 BERNHARDT ST
City	HAYWARD
State	CA
Zip	94545-1678
Property Category	Industrial
Property Type	Industrial > Warehouse, Storage
Legal Description	TRACT 4191 LOT 11
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	4
Census Block	4038
Census Tract	437101

Owner

Source: Alameda County records · APN 439-101-40

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	2 Individual Names on File
Mailing Address	266 11TH AVE, SAN FRANCISCO, CA 94118-2102
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jun 13, 2016 · Amount on Record
Deed Sale	Jun 13, 2016 · Amount on Record
Prior Sale	Jun 30, 2008 · Amount on Record
Deed Document Number	2016147908
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
Municipality	Hayward City
Unified School District	Hayward 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	$19,580.00 (+2.43%)	$1,619,396 (+4.04%) Land $402,481 Building $1,216,915
2023	$19,116.00	$1,556,523 Land $386,855 Building $1,169,668

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of May 25, 2026 · FEMA NFIP claims and policies as of September 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
Nearby Flood Policies	7 in force

Wildfire

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach

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 as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Fiber	1,200 / 35
Tekify Fixed Wireless	530 / 115
Unwired Fixed Wireless	300 / 25
AT&T Fixed Wireless	100 / 20

May also be available: California Internet, Etheric Communications, LLC., Robinson Hardware and Software Solutions, Verizon.

Based on FCC filings for 113 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	CITY OF HAYWARD serves 162,954 people
Water Source	Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State Inspection	Mar 2025
Lead	Under 1 ppb (2023–2025) 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. The full violation and enforcement history is in the system's EPA record.