5400 Hellyer Ave, San Jose, CA 95138 Property Records

Santa Clara County property record for 5400 Hellyer Ave, San Jose, CA 95138

Property Summary

Property Type	R&D Facility, Laboratory
Details	77,184 sqft · built 2000
Lot Size	11.3 acres (493,534 sqft)
Owner	Company Name on Record
Last Sale	$12,000,000 (Oct 2017)
Tax Bill	$214,721 (2025)
Deeds & Mortgages	Apr 2019 Transfer Oct 2017 Sale & Mortgage
Flood Zone	Zone D (undetermined)
APN	`679-01-021`

Property Details

APN / Parcel Number

Primary APN	`679-01-021`
Alternative APN	`67901013`

Interior

Stories	1 Story
Building Area	77,184 sqft Total Area

Exterior

Year Built	Built 2000
Construction Type	Concrete
Lot Area	493,534 sqft (11.3 acres)

Location & Zoning

Old Parcel Number	67901013
Street Address	5400 HELLYER AVE
City	SAN JOSE
State	CA
Zip	95138-1019
Property Category	Industrial
Property Type	Industrial > R&D Facility, Laboratory
Local Zoning Code	IP
Legal Description	LOT 1 BOOK 834 PAGE 34
Legal Lot Number	1
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	3
Census Block	3015
Census Tract	512001

Owner

Source: Santa Clara County records, as of October 20, 2025

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	4733 WHITETAIL LN, SAN JOSE, CA 95138-2472
Owner Type	Company

Deeds, Mortgages & Sale History

Date	Document
Apr 18, 2019	Quit Claim Deed, Transfer NOT AVAILABLE
Oct 18, 2017	Grant Deed, Transfer · Commercial Mortgage WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 18, 2017 · Amount on Record
Deed Sale	Oct 18, 2017 · Amount on Record
Prior Sale	Oct 18, 2017 · Amount on Record
Deed Document Number	0023779011
Last Transfer Date	Apr 18, 2019
Transfer Doc	0024158333
Record Updated	Jun 8, 2026

April 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Apr 18, 2019
Property Address	5400 HELLYER AVE, SAN JOSE, CA 95138-1019
Document Number	0024158333
Instrument Date	Oct 11, 2018
Instrument	24158333
Transaction Type	Transfer
Record Updated	Apr 29, 2019
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	4733 WHITETAIL LN SAN JOSE CA 951382472, SAN JOSE, CA 95138-2472

October 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Oct 18, 2017
Property Address	5400 HELLYER AVE, SAN JOSE, CA 95138-1019
Document Number	0023779011
Map Reference	MAP834 PG34&35
Instrument Date	Oct 18, 2017
Instrument	23779011
Transaction Type	Transfer
Record Updated	Sep 1, 2021
Title Company	FIRST AMERICAN TITLE INS CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	1901 LAS PLUMAS AVE STE 10, 10, SAN JOSE, CA 95133-1700

Mortgage

Document Number	0023779012
Date	Oct 18, 2017
Instrument	23779012

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

Source: Santa Clara County assessment roll, as of July 1, 2025

Property Jurisdictions

Type	Name
State	California
County	Santa Clara County
Municipality	San Jose City
Secondary School District	East Side Union High School District (09 - 12)
Elementary School District	Oak Grove Elementary School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2025	$214,721.00 (+3.16%)	$15,840,365 (+4.04%) Land $10,151,221 Building $5,689,144
2023	$208,145.00 (+0.48%)	$15,225,267 Land $9,757,038 Building $5,468,229
2022	$207,148.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective January 18, 2026

FEMA Flood Zone	Zone D undetermined · not studied
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; 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 66% of the US · lower than 80% of California
Wildfire Likelihood	0.04% annual chance
Exposure	Indirect within ember reach

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 SAN JOSE - EVG/EDV/COY serves 99,783 people · EPA ID CA4310020
Water Source	Purchased surface water from SANTA CLARA VALLEY WATER DISTRICT
Last State Inspection	Jul 2024
Also Mapped Here	GREAT OAKS WC INC
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, 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 6 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Starlink Satellite	280 / 30
AT&T Fixed Wireless	100 / 20

May also be available: Etheric Networks, GeoLinks, Verizon, Xfinity.

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