845 Stewart Dr, Sunnyvale, CA 94085 Property Records

Santa Clara County property record for 845 Stewart Dr, Sunnyvale, CA 94085

Property Summary

Property Type	R&D Facility, Laboratory
Details	16,672 sqft · built 1974
Lot Size	1.1 acres (47,985 sqft)
Owner	Company Name on Record
Last Sale	$1,126,500 (Aug 2018)
Tax Bill	$23,753 (2025)
Deeds & Mortgages	Jan 2024 Transfer Jul 2022 Transfer + 5 more
Flood Zone	Zone X (reduced by levee)
APN	`205-21-010`

Property Details

APN / Parcel Number

Primary APN	`205-21-010`

Interior

Units	3 Units
Stories	1 Story
Building Area	16,672 sqft Total Area
1st Floor Area	16,672 sqft
Elevator	Elevator

Exterior

Year Built	Built 1974
Effective Year Built	Effective 1974
Architectural Style	L-Shape
Construction Type	Concrete
Fire Resistance	Masonry Walls, Wood Interior
Lot Area	47,985 sqft

Utilities, Heating & Cooling

Cooling System	HVAC

Location & Zoning

Street Address	845 STEWART DR
City	SUNNYVALE
State	CA
Zip	94085-4501
Property Category	Industrial
Property Type	Industrial > R&D Facility, Laboratory
Local Zoning Code	MS
Legal Description	LOT B
Legal Lot Number	B
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	1
Census Block	1031
Census Tract	508708

Owner

Source: Santa Clara County records, as of July 27, 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	108 SYLVIAN WAY, LOS ALTOS, CA 94022-2279
Owner Type	Company
Vesting	Limited Liability Partnership

Deeds, Mortgages & Sale History

Date	Document
Jan 24, 2024	Intrafamily Transfer, Transfer
Jul 6, 2022	Correction Deed
Jul 6, 2022	Correction Deed
Sep 19, 2019	Quit Claim Deed, Transfer ATTORNEY ONLY
Sep 19, 2019	Quit Claim Deed, Transfer ATTORNEY ONLY
Sep 19, 2019	Correction Deed, Transfer ATTORNEY ONLY
Aug 28, 2018	Grant Deed, Subdivision Related Transfer BANK OF AMERICA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 28, 2018 · Amount on Record
Deed Sale	Aug 28, 2018 · Amount on Record
Prior Sale	May 4, 1998 · Amount on Record
Deed Document Number	201824012369
Last Transfer Date	Apr 12, 2024
Transfer Doc	0025629820
Record Updated	Sep 20, 2026

January 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SANTA CLARA CA
Recording Date	Jan 24, 2024
Property Address	845 STEWART DR, SUNNYVALE, CA 94085-4501
Document Number	0025590041
Map Reference	MB 412 PG 42
Instrument Date	Dec 28, 2023
Instrument	25590041
Transaction Type	Transfer
Record Updated	Feb 1, 2024

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name

July 2022: Correction Deed

Document Type	Correction Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Jul 6, 2022
Property Address	845 STEWART DR, SUNNYVALE, CA 94085-4501
Document Number	0025331350
Map Reference	MB 412 PG 42
Instrument Date	May 28, 2022
Instrument	25331350
Record Updated	Jul 14, 2022

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18 CYPRESS AVE, KENTFIELD, CA 94904-1018

July 2022: Correction Deed

Document Type	Correction Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Jul 6, 2022
Property Address	845 STEWART DR, SUNNYVALE, CA 94085-4501
Document Number	0025331351
Map Reference	MB 412 PG 42
Instrument Date	May 24, 2022
Instrument	25331351
Record Updated	Jul 14, 2022

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18 CYPRESS AVE, KENTFIELD, CA 94904-1018

September 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Sep 19, 2019
Property Address	845 STEWART DR, SUNNYVALE, CA 94085-4501
Document Number	0024284546
Instrument Date	Aug 8, 2019
Instrument	24284546
Transaction Type	Transfer
Record Updated	Sep 27, 2019
Title Company	ATTORNEY ONLY

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	18 CYPRESS AVE KENTFIELD CA 949041018, KENTFIELD, CA 94904-1018

September 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Sep 19, 2019
Property Address	845 STEWART DR, SUNNYVALE, CA 94085-4501
Document Number	0024284545
Instrument Date	Aug 8, 2019
Instrument	24284545
Transaction Type	Transfer
Record Updated	Sep 27, 2019
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	18 CYPRESS AVE KENTFIELD CA 949041018, KENTFIELD, CA 94904-1018

September 2019: Correction Deed, Transfer

Document Type	Correction Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Sep 19, 2019
Property Address	845 STEWART DR, SUNNYVALE, CA 94085-4501
Document Number	0024284547
Instrument Date	Aug 8, 2019
Instrument	24284547
Transaction Type	Transfer
Record Updated	May 11, 2021
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	18 CYPRESS AVE KENTFIELD CA 949041018, KENTFIELD, CA 94904-1018

August 2018: Grant Deed, Subdivision Related Transfer

Document Type	Grant Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Aug 28, 2018
Property Address	845 STEWART DR, SUNNYVALE, CA 94085-4501
Document Number	0024012369
Instrument Date	Aug 16, 2018
Instrument	24012369
Transaction Type	Subdivision Related Transfer
Record Updated	Sep 17, 2018
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,239.15
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	920 E DUANE AVE #6 SUNNYVALE CA 940853919, 6, SUNNYVALE, CA 94085-3919

Mortgage

Document Number	24012371
Date	Aug 28, 2018
Instrument	24012371

Lender

Name	BANK OF AMERICA
Type	Bank
Address	CHARLOTTE, NC 28255

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Aug 27, 2048

Interest

Rate Type	Adjustable Rate
Rate	8.62%

Tax Assessment & Valuation

Source: Santa Clara County assessment roll, as of July 27, 2026

Property Jurisdictions

Type	Name
State	California
County	Santa Clara County
Municipality	Sunnyvale City
Secondary School District	Fremont Union High School District (09 - 12)
Elementary School District	Sunnyvale Elementary School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,982,555 (+2%) Land $1,287,817 Building $694,738
2025	$23,753.00 (+4.7%)	$1,943,682 (+4.04%) Land $1,262,566 Building $681,116
2023	$22,686.00 (+1.43%)	$1,868,208 Land $1,213,540 Building $654,668
2022	$22,367.00

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X reduced by levee · depends on levee performance
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 10 individual policies
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	14 units insured incl. 4 condo units

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	Not rated no burnable land 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 SUNNYVALE serves 157,566 people · EPA ID CA4310014
Water Source	Purchased surface water from several systems
Last State Inspection	Sep 2024
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	63 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 232 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Xfinity Fiber · Cable in parts of the area	2,000 / 2,000
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
Ridge Wireless Fixed Wireless	100 / 60

May also be available: GeoLinks, Sail Internet, T-Mobile.

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