258 Walnut St, San Bruno, CA 94066 Property Records

San Mateo County property record for 258 Walnut St, San Bruno, CA 94066

Property Summary

Property Type	Single Family Home
Details	25 bd · 4.5 ba · 1,610 sqft · built 1955
Lot Size	0.057 acres (2,500 sqft)
Owner	Individual Name on Record
Last Sale	$1,100,000 (Aug 2022)
Tax Bill	$13,820 (2025)
Deeds & Mortgages	Aug 2022 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`020-188-280`

Property Details

APN / Parcel Number

Primary APN	`020-188-280`

Interior

Bedrooms	25 Beds
Full Baths	4.5 Baths
Half Baths	3 Half Baths
Total Rooms	25 Rooms
Stories	1 Story
Building Area	1,610 sqft Living Area
1st Floor Area	760 sqft
2nd Floor Area	850 sqft
Family Room	Family Room
Study	Study

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1955
Architectural Style	Bungalow
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Built-Up Asphalt
Lot Area	2,500 sqft (0.057 acres)
Lot Dimensions	100 ft deep x 25 ft wide
Garage Area	240 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	258 WALNUT ST
City	SAN BRUNO
State	CA
Zip	94066-3236
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R30000
Legal Description	LOT 50 BLOCK 12 BELLE AIR PARK RSM 5/10
Legal Subdivision	BELLE AIR PARK
Legal Block	12
Legal Lot Number	50
Jurisdiction	SAN MATEO CA
Township / Civil Division	SOUTH SAN FRANCISCO
Census Block Group	1
Census Block	1010
Census Tract	604200

Owner

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

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
Mailing Address	258 WALNUT ST, SAN BRUNO, CA 94066-3236
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 2, 2022 · Amount on Record
Deed Sale	Aug 2, 2022 · Amount on Record
Prior Sale	Aug 13, 2015 · Amount on Record
Deed Document Number	202258305
Prior Transfer Date	Aug 4, 2006
Prior Transfer Doc	0000119961
Record Updated	Oct 29, 2026

August 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Aug 2, 2022
Property Address	258 WALNUT ST, SAN BRUNO, CA 94066-3236
Document Number	0000058305
Map Reference	MB 5 PG 10
Instrument Date	Jul 13, 2022
Instrument	2022-058305
Transaction Type	Transfer
Record Updated	Aug 25, 2022
Title Company	STEWART TITLE, STEWART TITLE OF CA INC

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,210.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	258 WALNUT ST, SAN BRUNO, CA 94066-3236

Mortgage

Document Number	0000058306
Date	Aug 2, 2022
Instrument	2022-058306

Lender

Name	CHEVRON FCU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Aug 1, 2052

Tax Assessment & Valuation

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		$1,167,328 (+2%) Land $769,375 Building $397,953
2025	$13,820.00 (+14.08%)	$1,144,440 (+4.04%) Land $754,290 Building $390,150
2023	$12,114.00 (+55.13%)	$1,100,000 Land $725,000 Building $375,000	$963,720
2022	$7,809.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 29 policies
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	29 in force
Nearby Flood Claims	5 (2021–2022)
Most Recent Claim	Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Winter Storms, Flooding, Landslides, And Mudslides, Dec 2022 · 2 claims

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 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 827 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 / 250
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, GeoLinks, Sonic Telecom.

Nearby Properties on Walnut St

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures