3138 Baumberg Ave, Hayward, CA 94545 Property Records

Alameda County property record for 3138 Baumberg Ave, Hayward, CA 94545

Property Summary

Property Type	Industrial Vacant Land
Details	4 ba · 20,000 sqft · built 1981
Lot Size	1.49 acres (65,238 sqft)
Owner	Company Name on Record
Last Sale	$4,100,000 (Jul 2023)
Tax Bill	$50,019 (2025)
Deeds & Mortgages	Jul 2023 Mortgage Jul 2023 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`461-20-20-2`

Property Details

APN / Parcel Number

Primary APN	`461-20-20-2`
Alternative APN	`461-0020-020-02`

Exterior

Lot Area	65,238 sqft

Location & Zoning

Street Address	3138 BAUMBERG AVE
City	HAYWARD
State	CA
Zip	94545-4408
Property Category	Industrial
Property Type	Industrial > Vacant Land
Legal Description	LOT: 00002 BLK: 0020 AR: 0461 PAGE: 0020
Legal Subdivision	RAMOS SUB
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	1
Census Block	1007
Census Tract	437101

Owner

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

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

Owner of Record	Company Name on Record
Mailing Address	2122 RALSTON AVE, BELMONT, CA 94002-1656
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Jul 28, 2023	Deed of Trust, Mortgage · SBA Mortgage THE MORTGAGE CAPITAL DEVELOPMENT CORP
Jul 28, 2023	Lease, Transfer E-CHICAGO TITLE, CHICAGO TITLE
Jul 28, 2023	Grant Deed, Transfer · Commercial Mortgage US BANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 28, 2023 · Amount on Record
Deed Sale	Jul 28, 2023 · Amount on Record
Prior Sale	Nov 16, 2018 · Amount on Record
Deed Document Number	202386017
Prior Transfer Date	Nov 4, 2018
Prior Transfer Doc	0000220129
Record Updated	Oct 29, 2026

July 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	3138 BAUMBERG AVE, HAYWARD, CA 94545-4408
Transaction Type	Mortgage
Record Updated	Aug 30, 2023
Title Company	E-CHICAGO TITLE, CHICAGO TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3138 BAUMBERG AVE, HAYWARD, CA 94545-4408

Mortgage

Document Number	0000086026
Date	Jul 28, 2023
Instrument	2023086026

Lender

Name	THE MORTGAGE CAPITAL DEVELOPMENT CORP
Type	Mortgage Company
Address	OAKLAND, CA 94612

Agreement

Type	SBA Mortgage
Amount	Amount Recorded

July 2023: Lease, Transfer

Document Type	Lease
Jurisdiction	ALAMEDA CA
Recording Date	Jul 28, 2023
Property Address	3138 BAUMBERG AVE, HAYWARD, CA 94545-4408
Document Number	0000086028
Map Reference	MB 6 PG 33
Instrument Date	Jul 27, 2023
Instrument	2023086028
Transaction Type	Transfer
Record Updated	Aug 30, 2023
Title Company	E-CHICAGO TITLE, CHICAGO TITLE

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name

July 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jul 28, 2023
Property Address	3138 BAUMBERG AVE, HAYWARD, CA 94545-4408
Document Number	0000086017
Map Reference	MB 6 PG 33
Instrument Date	Jul 26, 2023
Instrument	2023086017
Transaction Type	Transfer
Record Updated	Aug 30, 2023
Title Company	CHICAGO TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$39,360.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2122 RALSTON AVE, BELMONT, CA 94002-1656

Mortgage

Document Number	0000086018
Date	Jul 28, 2023
Instrument	2023086018

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

Mortgage

Document Number	0000086022
Date	Jul 28, 2023
Instrument	2023086022

Lender

Name	US BANK NA
Type	Bank
Address	SAN DIEGO, CA 92131

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

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

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

Year	Tax Bill	Assessed Value
2026		$4,265,640 (+2%) Land $4,265,640
2025	$50,019.00 (+126.92%)	$4,182,000 (+136.25%) Land $4,182,000
2023	$22,043.00 (+1.96%)	$1,770,191 (+2%) Land $1,770,191
2022	$21,620.00	$1,735,483 Land $1,735,483

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 16 policies
Nearby Flood Policies	16 in force

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

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

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
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	CITY OF HAYWARD serves 162,954 people · EPA ID CA0110006
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, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 90 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable · Fiber in parts of the area	2,000 / 250
RobinsonHSS Fixed Wireless	1,000 / 1,000
Tekify Fiber & Wireless Fixed Wireless	570 / 120
Unwired Fixed Wireless	300 / 25
Etheric Networks Fixed Wireless	250 / 100

May also be available: AT&T, GeoLinks, Sonic Telecom, T-Mobile, Verizon.

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