520 Chestnut Ave, San Bruno, CA 94066 Property Records

San Mateo County property record for 520 Chestnut Ave, San Bruno, CA 94066

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,570 sqft · built 1944
Lot Size	0.115 acres (5,000 sqft)
Owner	2 Trust Names on File
Tax Bill	$5,834 (2025)
Deeds & Mortgages	Oct 2025 Transfer Feb 2021 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`020-241-250`

Property Details

APN / Parcel Number

Primary APN	`020-241-250`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,570 sqft Living Area
1st Floor Area	1,010 sqft
Family Room	Family Room

Exterior

Year Built	Built 1944
Effective Year Built	Effective 1944
Lot Area	5,000 sqft (0.115 acres)
Lot Dimensions	100 ft deep x 50 ft wide
Garage Area	240 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	520 CHESTNUT AVE
City	SAN BRUNO
State	CA
Zip	94066-4126
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10006
Legal Description	LOTS 56 & 57 BLOCK 16 HUNTINGTON PARK 2ND ADD RSM 5/37
Legal Subdivision	HUNTINGTON PARK 2ND ADD
Legal Block	16
Legal Lot Number	56,57
Jurisdiction	SAN MATEO CA
Township / Civil Division	SOUTH SAN FRANCISCO
Census Block Group	2
Census Block	2005
Census Tract	604000

Owner

520 Chestnut Ave is owner-occupied and held in a trust since December 1996.

Source: San Mateo County records, as of July 15, 2026

Owner of Record	2 Trust Names on File
Mailing Address	520 CHESTNUT AVE, SAN BRUNO, CA 94066-4126
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Oct 2, 2025	Intrafamily Transfer, Transfer
Feb 1, 2021	Deed of Trust, Mortgage · Conventional Mortgage SNAPFI INC
Oct 24, 2017	Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 4, 1996
Deed Sale	Dec 4, 1996
Deed Document Number	1996149970
Last Transfer Date	Dec 13, 1996
Transfer Doc	0000154140
Record Updated	Oct 29, 2026

October 2025: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Oct 2, 2025
Property Address	520 CHESTNUT AVE, SAN BRUNO, CA 94066-4126
Document Number	0000051897
Map Reference	MB 5 PG 37
Instrument Date	Sep 16, 2025
Instrument	2025-051897
Transaction Type	Transfer
Record Updated	Nov 4, 2025

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	Family Trust

February 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	520 CHESTNUT AVE, SAN BRUNO, CA 94066-4126
Transaction Type	Mortgage
Record Updated	Feb 26, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1621 QUESADA WAY, BURLINGAME, CA 94010-5419

Mortgage

Document Number	0000015946
Date	Feb 1, 2021
Instrument	2021-015946

Lender

Name	SNAPFI INC
Type	Non-Lending Institution
Address	SAN JOSE, CA 95125

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Mar 1, 2051

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	520 CHESTNUT AVE, SAN BRUNO, CA 94066-4126
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000093695
Date	Oct 24, 2017
Instrument	2017-093695

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank
Address	COLUMBUS, OH 43240

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	241 Months
Due	Nov 1, 2037

Tax Assessment & Valuation

The 2025 property tax bill for 520 Chestnut Ave was $5,834, down 17.2% from the year before.

Source: San Mateo County assessment roll, as of July 15, 2026

Property Jurisdictions

Type	Name
State	California
County	San Mateo County
Municipality	San Bruno City
Elementary School District	San Bruno Park Elementary School District (KG - 08)
Secondary School District	San Mateo Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$464,154 (+2%) Land $194,427 Building $269,727
2025	$5,834.00 (-17.17%)	$455,054 Land $190,615 Building $264,439
2024	$7,043.00 (+44.65%)
2023	$4,869.00 (+1.16%)	$437,386 Land $183,214 Building $254,172	$1,302,120
2022	$4,813.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 520 Chestnut Ave in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective September 10, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

The area around 520 Chestnut Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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 SAN BRUNO serves 42,631 people · EPA ID CA4110023
Water Source	Purchased surface water from several systems
Last State Inspection	Jul 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	None 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 1,064 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 Cable · Fiber in parts of the area	2,000 / 250
Etheric Networks Fixed Wireless	250 / 100

May also be available: GeoLinks, T-Mobile, Verizon.

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