820 E Duane Ave, Unit 9, Sunnyvale, CA 94085 Property Records

Santa Clara County property record for 820 E Duane Ave, Unit 9, Sunnyvale, CA 94085

Property Summary

Property Type	Condominium
Details	3 bd · 4 ba · 1,663 sqft · built 2019
Lot Size	0.036 acres (1,604 sqft)
Owner	Individual Name on Record
Last Sale	$1,660,000 (May 2022)
Tax Bill	$18,792 (2025)
Deeds & Mortgages	Apr 2023 Mortgage May 2022 Sale & Mortgage
Flood Zone	Zone AO (high risk)
APN	`205-68-097`

Property Details

APN / Parcel Number

Primary APN	`205-68-097`

Interior

Bedrooms	3 Beds
Full Baths	4 Baths
Total Rooms	6 Rooms
Stories	3 Stories
Building Area	1,663 sqft Living Area
1st Floor Area	291 sqft
2nd Floor Area	724 sqft

Exterior

Year Built	Built 2019
Architectural Style	Other
Construction Type	Wood
Lot Area	1,604 sqft (0.036 acres)
Garage Area	433 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	HVAC

Location & Zoning

Street Address	820 E DUANE AVE UNIT 9, 9
City	SUNNYVALE
State	CA
Zip	94085-4539
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	MS
Legal Description	TR 10358 LOT 1 UNIT 0109
Legal Tract	10358
Legal Lot Number	1
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 October 20, 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 Record
Co-owner	Co-owner on Record
Mailing Address	820 E DUANE AVE UNIT 9, 9, SUNNYVALE, CA 94085-4539
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Apr 6, 2023	Deed of Trust, Mortgage · Conventional Mortgage US BANK NA
May 26, 2022	Grant Deed, Transfer · Conventional Mortgage US BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 26, 2022 · Amount on Record
Deed Sale	May 26, 2022 · Amount on Record
Prior Sale	Dec 6, 2019
Deed Document Number	25309863
Record Updated	Jun 8, 2026

April 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	820 E DUANE AVE UNIT 9, 9, SUNNYVALE, CA 94085-4539
Transaction Type	Mortgage
Record Updated	Apr 17, 2023
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	107 S MARY AVE, SUNNYVALE, CA 94086-5810

Mortgage

Document Number	0025458982
Date	Apr 6, 2023
Instrument	25458982

Lender

Name	US BANK NA
Type	Bank
Address	OWENSBORO, KY 42301

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	350 Months
Due	Jun 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	3.75%
Type Change Date	Jun 1, 2029
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	8.75%
Index	1-Year T-Bill
Max Rate	8.75%

May 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SANTA CLARA CA
Recording Date	May 26, 2022
Property Address	820 E DUANE AVE UNIT 9, 9, SUNNYVALE, CA 94085-4539
Document Number	0025309863
Map Reference	MB 897 PG 41-50
Instrument Date	May 24, 2022
Instrument	25309863
Transaction Type	Transfer
Record Updated	Jun 7, 2022
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE 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	Joint Tenants
Address	820 E DUANE AVE UNIT 9, 9, SUNNYVALE, CA 94085-4539

Mortgage

Document Number	0025309864
Date	May 26, 2022
Instrument	25309864

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	3.75%
Type Change Date	Jun 1, 2029
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	8.75%
Index	1-Year CMT
Max Rate	8.75%

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	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
2025	$18,792.00 (-1.18%) Homeowner's exemption	$1,590,000 (-1.85%) Land $795,000 Building $795,000
2023	$19,016.00 (+3.56%) Homeowner's exemption	$1,620,000 Land $810,000 Building $810,000
2022	$18,362.00

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 AO high risk · sheet flow 1–3 ft
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
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 814 locations within half a mile, as of December 31, 2025

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

May also be available: GeoLinks, Sail Internet.

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