117 23rd Ave, San Mateo, CA 94403 Property Records

San Mateo County property record for 117 23rd Ave, San Mateo, CA 94403

Property Summary

Property Type	Duplex
Details	3 bd · 2 ba · 2,259 sqft · built 1949
Lot Size	0.153 acres (6,650 sqft)
Owner	Company Name on File
Last Sale	$1,979,000 (Jul 2019)
Tax Bill	$27,950 (2025)
Deeds & Mortgages	Jul 2019 Sale Apr 2019 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`039-152-070`

Property Details

APN / Parcel Number

Primary APN	`039-152-070`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Units	2 Units
Stories	1 Story
Building Area	2,259 sqft Living Area
1st Floor Area	2,259 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1949
Effective Year Built	Effective 1949
Architectural Style	Duplex Single
Exterior Material	Stucco
Construction Type	Frame
Roof Type	Gable
Roof Material	Other
Lot Area	6,650 sqft (0.153 acres)
Lot Dimensions	133 ft deep x 50 ft wide
Garage Type	Detached
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	117 23RD AVE
City	SAN MATEO
State	CA
Zip	94403-2203
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R20000
Legal Description	LOT 8 BLOCK 4 SAN MATEO VILLA PARK RSM 12/50 51 CITY OF SAN MATEO
Legal Subdivision	SAN MATEO VILLA PARK
Legal Block	4
Legal Lot Number	8
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	2
Census Block	2001
Census Tract	607400

Owner

117 23rd Ave, a duplex, is owned by a company that bought it in July 2019.

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

Owner of Record	Company Name on File
Mailing Address	117 BOVET RD, 600, SAN MATEO, CA 94402-3106
Owner Type	Company
Vesting	Partnership

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
Jul 1, 2019	Grant Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO
Apr 8, 2019	Grant Deed, Transfer VC TRUST (CT)
Mar 11, 2019	Quit Claim Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 1, 2019 · Amount on File
Deed Sale	Jul 1, 2019 · Amount on File
Prior Sale	Apr 8, 2019 · Amount on File
Deed Document Number	201951014
Prior Transfer Date	Oct 10, 1996
Prior Transfer Doc	0000130679
Record Updated	Oct 29, 2026

July 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Jul 1, 2019
Property Address	117 23RD AVE, SAN MATEO, CA 94403-2203
Document Number	0000051014
Instrument Date	Jun 27, 2019
Instrument	51014
Transaction Type	Transfer
Record Updated	Jul 30, 2019
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount on Record
Tax	$2,176.90
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Limited Partnership
Address	630 N SAN MATEO DR SAN MATEO CA 944012328, SAN MATEO, CA 94401-2328

April 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 8, 2019
Property Address	117 23RD AVE, SAN MATEO, CA 94403-2203
Document Number	0000024986
Instrument Date	Apr 4, 2019
Instrument	24986
Transaction Type	Transfer
Record Updated	May 17, 2019
Title Company	NOT AVAILABLE

Transaction

Amount	Amount on Record
Tax	$1,622.50
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	20008 ALMADEN RD SAN JOSE CA 951203514, SAN JOSE, CA 95120-3514

Mortgage

Document Number	29532
Date	Apr 8, 2019
Instrument	29532

Lender

Name	VC TRUST (CT)

Agreement

Amount	Amount on Record

Mortgage

Document Number	29533,
Date	Apr 8, 2019
Instrument	29533

Lender

Name	CLARK A NUNES
Address	20008 ALMADEN RD, SAN JOSE, CA 95120-3514

Agreement

Amount	Amount on Record

March 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Mar 11, 2019
Property Address	117 23RD AVE, SAN MATEO, CA 94403-2203
Document Number	0000016750
Instrument Date	Feb 19, 2019
Instrument	16750
Transaction Type	Transfer
Record Updated	Mar 28, 2019
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	862 BOWER RD PACIFICA CA 940444159, PACIFICA, CA 94044-4159

Tax Assessment & Valuation

The 2025 property tax bill for 117 23rd Ave was $27,950.

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
2026		$2,207,607 (+2%) Land $1,227,068 Building $980,539
2025	$27,950.00	$2,164,321 Land $1,203,008 Building $961,313
2023	$26,712.00 (-0.07%)	$2,080,280 Land $1,156,295 Building $923,985
2022	$26,731.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 117 23rd Ave 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	1 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 117 23rd 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	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 423 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 · Fiber in parts of the area	1,500 / 50
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks, Verizon.

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