391 E Duane Ave, Sunnyvale, CA 94085 Property Records

Santa Clara County property record for 391 E Duane Ave, Sunnyvale, CA 94085 · Last verified October 2025

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,260 sqft · built 1949
Lot Size	0.131 acres (5,720 sqft)
Owner	Individual Name on File
Last Sale	$885,000 (Dec 2014)
Tax Bill	$13,876 (2025)
Deeds & Mortgages	Jun 2021 Mortgage Jul 2020 Mortgage
Flood Zone	Zone X (reduced by levee)
APN	`204-19-022`

Property Details

APN / Parcel Number

Primary APN	`204-19-022`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,260 sqft Living Area
1st Floor Area	982 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1949
Architectural Style	Other
Construction Type	Wood
Lot Area	5,720 sqft (0.131 acres)
Lot Dimensions	110 ft deep x 52 ft wide
Garage Area	268 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	HVAC

Location & Zoning

Street Address	391 E DUANE AVE
City	SUNNYVALE
State	CA
Zip	94085-3615
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TR 371 LOT 98
Legal Subdivision	SUNNYVALE MANOR
Legal Tract	371
Legal Lot Number	98
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	2
Census Block	2007
Census Tract	509001

Owner

Source: Santa Clara County records · APN 204-19-022

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	Individual Name on File
Co-owner	Verified Secondary Owner
Mailing Address	391 E DUANE AVE, SUNNYVALE, CA 94085-3615
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jun 09, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC
Jul 07, 2020	Deed of Trust, Mortgage · Conventional Mortgage TJ FINANCIAL INC

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Dec 05, 2014 · Amount on Record
Deed Sale	Dec 05, 2014 · Amount on Record
Prior Sale	Oct 01, 2015
Deed Document Number	0022791647
Last Transfer Date	Jun 09, 2021
Transfer Doc	0024990296
Record Updated	Jun 07, 2026

June 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SANTA CLARA CA
Recording Date	Jun 09, 2021
Property Address	391 E DUANE AVE, SUNNYVALE, CA 94085-3615
Document Number	0024990296
Map Reference	MB 13 PG 53
Instrument Date	Jun 07, 2021
Instrument	24990296
Transaction Type	Transfer
Record Updated	Aug 22, 2023
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

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
Relationship	Joint Tenants
Address	391 E DUANE AVE, SUNNYVALE, CA 94085-3615

Mortgage

Document Number	0024990297
Date	Jun 09, 2021
Instrument	24990297

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jul 01, 2051

Interest

Rate Type	Adjustable Rate
Rate	2.12%
Type Change Date	Jul 01, 2028
Change Frequency	Monthly
Min Rate At Change	3%
Max Rate At Change	7.12%
Index	Other
Max Rate	7.12%

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	391 E DUANE AVE, SUNNYVALE, CA 94085-3615
Transaction Type	Mortgage
Record Updated	Feb 05, 2021
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0024527962
Date	Jul 07, 2020
Instrument	24527962

Lender

Name	TJ FINANCIAL INC
Type	Funding / Finance Company
Address	MONROVIA, CA 91016

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 01, 2050

Tax Assessment & Valuation

Source: Santa Clara County records · Assessment roll updated July 1, 2025 · Last verified October 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

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

Year	Tax Bill	Assessed Value
2025	$13,876.00 (+4.7%) Homeowner's exemption	$1,167,045 (+4.04%) Land $850,905 Building $316,140
2023	$13,253.00 (+1.61%) Homeowner's exemption	$1,121,729 Land $817,864 Building $303,865
2022	$13,043.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Santa Clara County (06085C), updated January 18, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Reduced by levee depends on levee performance
500-Year Floodplain	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 840 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
AT&T	Fiber	5,000 / 5,000
Xfinity	Cable	2,000 / 250
Verizon	Fixed Wireless	300 / 20
Etheric Communications, LLC.	Fixed Wireless (licensed-by-rule)	250 / 100
T-Mobile USA	Fixed Wireless	100 / 20

May also be available at this address: AT&T, Sail Internet Holdings, California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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