424 28th Ave, San Mateo, CA 94403 Property Records

San Mateo County property record for 424 28th Ave, San Mateo, CA 94403

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,670 sqft · built 1938
Lot Size	0.161 acres (7,000 sqft)
Owner	2 Company Names on Record
Last Sale	$1,700,000 (Sep 2017)
Tax Bill	$24,166 (2025)
Deeds & Mortgages	Oct 2017 Transfer Sep 2017 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`039-324-180`

Property Details

APN / Parcel Number

Primary APN	`039-324-180`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,670 sqft Living Area
1st Floor Area	1,050 sqft
Family Room	Family Room

Exterior

Year Built	Built 1938
Effective Year Built	Effective 1938
Lot Area	7,000 sqft (0.161 acres)
Lot Dimensions	140 ft deep x 50 ft wide
Garage Area	270 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	424 28TH AVE
City	SAN MATEO
State	CA
Zip	94403-2407
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10006
Legal Description	LOT 16 BLOCK 8 SAN MATEO TERRACE MAP NO 3 RSM 21/76 77 CITY OF SAN MATEO
Legal Subdivision	SAN MATEO TERRACE MAP NO 3
Legal Block	8
Legal Lot Number	16
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	3
Census Block	3015
Census Tract	607400

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	2 Company Names on Record
Mailing Address	424 28TH AVE, SAN MATEO, CA 94403-2407
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Oct 18, 2017	Quit Claim Deed, Transfer ATTORNEY ONLY
Sep 1, 2017	Grant Deed, Transfer · Conventional Mortgage FIRST BANK MORTGAGE
Sep 1, 2017	Quit Claim Deed, Transfer FIRST AMERICAN TITLE
Apr 3, 2017	Trustee's Deed, Foreclosure Foreclosure Auction

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 1, 2017 · Amount on Record
Deed Sale	Sep 1, 2017 · Amount on Record
Prior Sale	Apr 3, 2017 · Amount on Record
Deed Document Number	201777091
Last Transfer Date	Oct 13, 2017
Transfer Doc	0000091901
Record Updated	Oct 29, 2026

October 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Oct 18, 2017
Property Address	424 28TH AVE, SAN MATEO, CA 94403-2407
Document Number	0000091901
Instrument Date	Oct 13, 2017
Instrument	91901
Transaction Type	Transfer
Record Updated	Dec 1, 2017
Title Company	ATTORNEY ONLY

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	424 28TH AVE SAN MATEO CA 944032407, SAN MATEO, CA 94403-2407

September 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Sep 1, 2017
Property Address	424 28TH AVE, SAN MATEO, CA 94403-2407
Document Number	0000077091
Map Reference	MAP21 PG76&77
Instrument Date	Aug 29, 2017
Instrument	2017-077091
Transaction Type	Transfer
Record Updated	Aug 9, 2021
Title Company	FIRST AMERICAN 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
Relationship	Joint Tenants
Address	424 28TH AVE, SAN MATEO, CA 94403-2407

Mortgage

Document Number	0000077092
Date	Sep 1, 2017
Instrument	2017-077092

Lender

Name	FIRST BANK MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Sep 1, 2047

September 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Sep 1, 2017
Property Address	424 28TH AVE, SAN MATEO, CA 94403-2407
Document Number	0000077090
Instrument Date	Aug 29, 2017
Instrument	77090
Transaction Type	Transfer
Record Updated	Nov 20, 2018
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	625 BRUNSWICK ST SAN FRANCISCO CA 941124202, SAN FRANCISCO, CA 94112-4202

April 2017: Trustee's Deed, Foreclosure

Document Type	Trustee's Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 3, 2017
Property Address	424 28TH AVE, SAN MATEO, CA 94403-2407
Document Number	0000028861
Instrument Date	Mar 21, 2017
Instrument	28861
Transaction Type	Foreclosure
Record Updated	Apr 25, 2017

Transaction

Amount	Amount Recorded
Tax	$1,427.00
Amount Accuracy	Confirmed
Additional	Foreclosure Auction Notice of Trustee Sale

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	525 BREAKWATER DR REDWOOD CITY CA 940652835, REDWOOD CITY, CA 94065-2835

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 Mateo City
Elementary School District	San Mateo-Foster City 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		$1,972,991 (+2%) Land $1,392,700 Building $580,291
2025	$24,166.00 (+4.34%) Homeowner's exemption	$1,934,306 (+4.04%) Land $1,365,393 Building $568,913
2023	$23,161.00 (+1.08%) Homeowner's exemption	$1,859,196 Land $1,312,374 Building $546,822	$1,723,950
2022	$22,913.00

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
Nearby Flood Policies	1 in force
Nearby Flood Claims	4 (1978–1986)
Most Recent Claim	Feb 1986 · Severe Storms & Flooding

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 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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	CALIFORNIA WATER SERVICE - SAN MATEO private · serves 103,536 people · EPA ID CA4110008
Water Source	Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State Inspection	Mar 2025
Lead	4 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 799 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50

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

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