1531 Bittern Dr, Sunnyvale, CA 94087 Property Records

Santa Clara County property record for 1531 Bittern Dr, Sunnyvale, CA 94087

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,837 sqft · built 1964
Lot Size	0.154 acres (6,700 sqft)
Owner	Company Name on Record
Last Sale	$580,500 (May 1999)
Tax Bill	$10,777 (2025)
Deeds & Mortgages	May 2017 Mortgage
Flood Zone	Zone X (moderate risk)
APN	`309-39-027`

Property Details

APN / Parcel Number

Primary APN	`309-39-027`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,837 sqft Living Area
1st Floor Area	1,837 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1964
Architectural Style	H-Shape
Exterior Material	Wood Siding
Construction Type	Wood
Roof Material	Wood Shingle
Lot Area	6,700 sqft (0.154 acres)
Lot Dimensions	100 ft deep x 67 ft wide
Garage Area	450 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch

Utilities, Heating & Cooling

Heating System	HVAC
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	1531 BITTERN DR
City	SUNNYVALE
State	CA
Zip	94087-3339
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R0
Legal Description	TRACT 3562 BERKELEY SQUARE BOOK 165 PAGE 55 LOT 35
Legal Subdivision	BERKELEY SQUARE
Legal Tract	3562
Legal Lot Number	35
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	3
Census Block	3002
Census Tract	508203

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	1531 BITTERN DR, SUNNYVALE, CA 94087-3339
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 28, 1999 · Amount on Record
Deed Sale	May 28, 1999 · Amount on Record
Deed Document Number	199914835857
Last Transfer Date	Apr 26, 2017
Transfer Doc	0023638636
Record Updated	Oct 29, 2026

May 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	May 3, 2017
Property Address	1531 BITTERN DR, SUNNYVALE, CA 94087-3339
Document Number	0023638636
Instrument Date	Apr 26, 2017
Instrument	23638636
Transaction Type	Transfer
Record Updated	Jan 10, 2020
Title Company	FIDELITY NATIONAL TITLE

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	1531 BITTERN DR SUNNYVALE CA 940873339, SUNNYVALE, CA 94087-3339

Mortgage

Document Number	23638637
Date	May 3, 2017
Instrument	23638637

Lender

Name	LOANLOCK
Address	LOS ANGELES, CA 90010

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	May 2, 2047

Interest

Rate Type	Adjustable Rate
Rate	3.25%

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
Elementary School District	Cupertino Union Elementary School District (KG - 08)
Secondary School District	Fremont Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$928,237 (+2%) Land $527,680 Building $400,557
2025	$10,777.00 (+3.53%)	$910,037 (+4.04%) Land $517,334 Building $392,703
2023	$10,410.00 (-0.34%)	$874,701 Land $497,247 Building $377,454
2022	$10,446.00

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	3 in force

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	Low lower than 98% of the US · lower than 98.4% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct burnable vegetation

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 705 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	1,000 / 75
Etheric Networks Fixed Wireless	250 / 100
Ridge Wireless Fixed Wireless	100 / 60
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20