237 Aragon Blvd, San Mateo, CA 94402 Property Records

San Mateo County property record for 237 Aragon Blvd, San Mateo, CA 94402

Property Summary

Property Type	Single Family Home
Details	3 bd · 4 ba · 2,680 sqft · built 1936
Lot Size	0.177 acres (7,700 sqft)
Owner	2 Trust Names on File
Last Sale	$2,940,000 (Mar 2018)
Tax Bill	$34,311 (2025)
Deeds & Mortgages	May 2019 Mortgage Jan 2019 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`034-254-040`

Property Details

APN / Parcel Number

Primary APN	`034-254-040`

Interior

Bedrooms	3 Beds
Full Baths	4 Baths
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	2,680 sqft Living Area
Gross Area	3,420 sqft
1st Floor Area	1,870 sqft
2nd Floor Area	410 sqft
Basement Area	740 sqft
Family Room	Family Room

Exterior

Year Built	Built 1936
Effective Year Built	Effective 1936
Lot Area	7,700 sqft (0.177 acres)
Lot Dimensions	110 ft deep x 70 ft wide
Garage Type	Basement
Garage Area	740 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	237 ARAGON BLVD
City	SAN MATEO
State	CA
Zip	94402-2317
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10006
Legal Description	LOT 9 BLOCK 9 ARAGON SUB NO 4 RSM 20/62 63 64 CITY OF SAN MATEO
Legal Subdivision	ARAGON SUB NO 4
Legal Block	9
Legal Lot Number	9
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	2
Census Block	2005
Census Tract	606500

Owner

237 Aragon Blvd is owner-occupied and held in a trust since March 2018.

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

Owner of Record	2 Trust Names on File
Mailing Address	237 ARAGON BLVD, SAN MATEO, CA 94402-2317
Occupancy	Owner Occupied
Owner Type	Company
Vesting	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
May 1, 2019	Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA
Jan 28, 2019	Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA
Oct 6, 2020	Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA
Mar 12, 2018	Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 12, 2018 · Amount on File
Deed Sale	Mar 12, 2018 · Amount on File
Prior Sale	Jul 13, 2011 · Amount on File
Deed Document Number	201818177
Prior Transfer Date	Jun 22, 2000
Prior Transfer Doc	0000076782
Record Updated	Oct 29, 2026

May 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	237 ARAGON BLVD, SAN MATEO, CA 94402-2317
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	SERVICELINK

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000031957
Date	May 1, 2019
Instrument	2019-031957

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	May 1, 2049

January 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	237 ARAGON BLVD, SAN MATEO, CA 94402-2317
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000005778
Date	Jan 28, 2019
Instrument	2019-005778

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2049

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	237 ARAGON BLVD, SAN MATEO, CA 94402-2317
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	SERVICELINK

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	237 ARAGON BLVD, SAN MATEO, CA 94402-2317

Mortgage

Document Number	0000106744
Date	Oct 6, 2020
Instrument	2020-106744

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Oct 1, 2050

March 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Mar 12, 2018
Property Address	237 ARAGON BLVD, SAN MATEO, CA 94402-2317
Document Number	0000018177
Map Reference	MB20 PG62-64
Instrument Date	Mar 12, 2018
Instrument	2018-018177
Transaction Type	Transfer
Record Updated	Aug 9, 2021
Title Company	NORTH AMERICAN TITLE CO INC

Transaction

Amount	Amount on Record
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
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	237 ARAGON BLVD, SAN MATEO, CA 94402-2317

Mortgage

Document Number	0000018178
Date	Mar 12, 2018
Instrument	2018-018178

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 237 Aragon Blvd was $34,311 with a homeowner's exemption.

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		$3,138,000 (+9.72%) Land $2,027,500 Building $1,110,500
2025	$34,311.00 Homeowner's exemption	$2,860,000 Land $1,848,000 Building $1,012,000
2023	$36,184.00 (-4.71%) Homeowner's exemption	$3,215,316 Land $2,077,926 Building $1,137,390	$3,166,470
2022	$37,973.00

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

Flood

FEMA maps place 237 Aragon Blvd in Zone X, an area of minimal flood risk.

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	2 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

The area around 237 Aragon Blvd 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	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 727 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Sonic Telecom Fiber	1,000 / 1,000
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks, Verizon.

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