810 9th Ave, San Mateo, CA 94402 Property Records

San Mateo County property record for 810 9th Ave, San Mateo, CA 94402 · Last verified July 2026

Property Summary

Property Type	Duplex
Details	4 bd · 2 ba · 3,190 sqft · built 1947
Lot Size	0.122 acres (5,312 sqft)
Owner	2 Individual Names on File
Last Sale	$850,000 (Apr 2008)
Tax Bill	$15,903 (2025)
Deeds & Mortgages	Jan 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`033-315-030`

Property Details

APN / Parcel Number

Primary APN	`033-315-030`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Units	2 Units
Stories	1 Story
Building Area	3,190 sqft Living Area
1st Floor Area	3,190 sqft

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1947
Architectural Style	Duplex Single
Lot Area	5,312 sqft (0.122 acres)
Lot Dimensions	132 ft deep x 40 ft wide
Parking Spaces	3 Parking Spaces

Location & Zoning

Street Address	810 9TH AVE
City	SAN MATEO
State	CA
Zip	94402-1432
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Legal Description	LOT 4 BLOCK 20 RESUB OF BLOCKS 5 TO 10 16 TO 31 EAST SAN MATEO RSM 6/36 CITY OF SAN MATEO
Legal Subdivision	EAST SAN MATEO
Legal Block	20,5-
Legal Lot Number	4
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	1
Census Block	1026
Census Tract	606300

Owner

Source: San Mateo County records · APN 033-315-030

Assessment roll updated July 15, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on File
Mailing Address	810 9TH AVE, SAN MATEO, CA 94402-1432
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Apr 21, 2008 · Amount on Record
Deed Sale	Apr 21, 2008 · Amount on Record
Prior Sale	Mar 27, 2007 · Amount on Record
Deed Document Number	200844272
Last Transfer Date	Jan 13, 2021
Transfer Doc	0000010981
Record Updated	Sep 20, 2026

January 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Jan 25, 2021
Property Address	810 9TH AVE, SAN MATEO, CA 94402-1432
Document Number	0000010981
Map Reference	MB 8 PG 36
Instrument Date	Jan 13, 2021
Instrument	2021-010981
Transaction Type	Transfer
Record Updated	Aug 09, 2021
Title Company	FIDELITY NATIONAL TITLE CO

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	Joint Tenants
Address	810 9TH AVE, SAN MATEO, CA 94402-1432

Mortgage

Document Number	0000010982
Date	Jan 25, 2021
Instrument	2021-010982

Lender

Name	GENERAL MORTGAGE CAPITAL CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Feb 01, 2036

Tax Assessment & Valuation

Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value
2026		$1,138,804 (+2%) Land $569,402 Building $569,402
2025	$15,903.00 (+4.65%)	$1,116,476 (+4.04%) Land $558,238 Building $558,238
2023	$15,197.00 (+1.84%)	$1,073,124 Land $536,562 Building $536,562
2022	$14,923.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, San Mateo County (06081C), updated September 10, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060816063001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Flood Insurance Cost	Premium on Record median of 5 individual NFIP policies nearby
Nearby Flood Policies	5 in force 4 of 5 on primary residences

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

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.