523 Pine Ave, Sunnyvale, CA 94085 Property Records

Santa Clara County property record for 523 Pine Ave, Sunnyvale, CA 94085

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,760 sqft · built 1952
Lot Size	0.125 acres (5,459 sqft)
Owner	Individual Name on Record
Last Sale	$1,720,000 (Feb 2024)
Tax Bill	$20,847 (2025)
Deeds & Mortgages	Feb 2024 Sale & Mortgage Jun 2022 Transfer + 1 more
Flood Zone	Zone X (reduced by levee)
APN	`204-29-010`

Property Details

APN / Parcel Number

Primary APN	`204-29-010`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,760 sqft Living Area
1st Floor Area	1,760 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1952
Architectural Style	Other
Exterior Material	Metal
Construction Type	Wood
Lot Area	5,459 sqft (0.125 acres)
Lot Dimensions	103 ft deep x 53 ft wide
Garage Area	284 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	HVAC

Location & Zoning

Street Address	523 PINE AVE
City	SUNNYVALE
State	CA
Zip	94085-3501
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R0
Legal Description	TR 1038 LOT 39
Legal Subdivision	WALNUT PARK
Legal Tract	1038
Legal Lot Number	39
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	1
Census Block	1002
Census Tract	509001

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	523 PINE AVE, SUNNYVALE, CA 94085-3501
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Feb 28, 2024	Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA
Jun 14, 2022	Intrafamily Transfer, Transfer
Feb 4, 2021	Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 28, 2024 · Amount on Record
Deed Sale	Feb 28, 2024 · Amount on Record
Prior Sale	Jun 14, 2022
Deed Document Number	25603170
Record Updated	Jun 7, 2026

February 2024: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Feb 28, 2024
Property Address	523 PINE AVE, SUNNYVALE, CA 94085-3501
Document Number	0025603170
Map Reference	MB 40 PG 18
Instrument Date	Feb 20, 2024
Instrument	25603170
Transaction Type	Transfer
Record Updated	Mar 7, 2024
Title Company	CHICAGO TITLE COMPANY

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
Address	523 PINE AVE, SUNNYVALE, CA 94085-3501

Mortgage

Document Number	0025603171
Date	Feb 28, 2024
Instrument	25603171

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2054

June 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SANTA CLARA CA
Recording Date	Jun 14, 2022
Property Address	523 PINE AVE, SUNNYVALE, CA 94085-3501
Document Number	0025319849
Map Reference	MB 40 PG 18
Instrument Date	May 6, 2022
Instrument	25319849
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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	Living Trust
Address	996 E NORTHRUP CV, DRAPER, UT 84020-8284

February 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	523 PINE AVE, SUNNYVALE, CA 94085-3501
Transaction Type	Mortgage
Record Updated	Feb 17, 2021
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	523 PINE AVE, SUNNYVALE, CA 94085-3501

Mortgage

Document Number	0024814918
Date	Feb 4, 2021
Instrument	24814918

Lender

Name	FIRST REPUBLIC BANK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	300 Months
Due	Feb 26, 2046

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	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	$20,847.00 (+478.28%)	$1,754,400 (+511.86%) Land $1,578,960 Building $175,440
2023	$3,605.00 (+3.8%)	$286,731 Land $99,555 Building $187,176
2022	$3,473.00

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 January 18, 2026

FEMA Flood Zone	Zone X reduced by levee · depends on levee performance
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	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 657 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	2,000 / 2,000
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100

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

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