618 9th Ave, San Mateo, CA 94402 Property Records

San Mateo County property record for 618 9th Ave, San Mateo, CA 94402

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 1,270 sqft · built 1929
Lot Size	0.095 acres (4,117 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,700,000 (Apr 2026)
Tax Bill	$16,427 (2025)
Deeds & Mortgages	Jun 2021 Mortgage Apr 2026 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`033-313-050`

Property Details

APN / Parcel Number

Primary APN	`033-313-050`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,270 sqft Living Area
Gross Area	1,770 sqft
1st Floor Area	1,270 sqft
Basement Area	500 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1929
Effective Year Built	Effective 1929
Architectural Style	Mediterranean
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Tar & Gravel
Lot Area	4,117 sqft (0.095 acres)
Lot Dimensions	132 ft deep x 31 ft wide
View / Lot	Corner
Garage Type	Basement
Garage Area	500 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	618 9TH AVE
City	SAN MATEO
State	CA
Zip	94402-1428
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R20000
Legal Description	LOT 1 BLOCK 18 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	18,5-
Legal Lot Number	1
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	1
Census Block	1029
Census Tract	606300

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 Individual Names on Record
Mailing Address	618 9TH AVE, SAN MATEO, CA 94402-1428
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Jun 4, 2021	Deed of Trust, Mortgage · Conventional Mortgage TECHNOLOGY CU
Apr 13, 2026	Grant Deed, Transfer · Conventional Mortgage BANK OF AMIERCA NA
Jun 6, 2023	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 13, 2026 · Amount on Record
Deed Sale	Apr 13, 2026 · Amount on Record
Prior Sale	Aug 28, 2015 · Amount on Record
Deed Document Number	202619029
Record Updated	Sep 20, 2026

June 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	618 9TH AVE, SAN MATEO, CA 94402-1428
Transaction Type	Mortgage
Record Updated	May 12, 2026
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	618 9TH AVE, SAN MATEO, CA 94402-1428

Mortgage

Document Number	0000086466
Date	Jun 4, 2021
Instrument	2021-086466

Lender

Name	TECHNOLOGY CU
Type	Credit Union
Address	SAN JOSE, CA 95131

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	240 Months
Due	Jun 1, 2041

April 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 13, 2026
Property Address	618 9TH AVE, SAN MATEO, CA 94402-1428
Document Number	0000019029
Instrument Date	Mar 31, 2026
Instrument	202619029
Transaction Type	Transfer
Record Updated	Jul 2, 2026
Title Company	LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$188,870.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	618 9TH AVE, SAN MATEO, CA 94402-1428

Mortgage

Document Number	0000019030,
Date	Apr 13, 2026
Instrument	202619030

Lender

Name	BANK OF AMIERCA NA

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	May 1, 2056

Interest

Rate Type	Fixed Rate
Rate	5.98%
Initial Type	Fixed Rate
Max Rate	-1%

June 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Jun 6, 2023
Property Address	618 9TH AVE, SAN MATEO, CA 94402-1428
Document Number	0000026790
Map Reference	MB 6 PG 36
Instrument Date	May 22, 2023
Instrument	2023-026790
Transaction Type	Transfer
Record Updated	Jul 3, 2023

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
Address	618 9TH AVE, SAN MATEO, CA 94402-1428

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		$1,334,248 (+2%) Land $667,124 Building $667,124
2025	$16,427.00 (+2.15%)	$1,308,088 (+4.04%) Land $654,044 Building $654,044
2024	$16,081.00 (+2.3%)
2023	$15,719.00 (+0.92%)	$1,257,296 (+2%) Land $628,648 Building $628,648	$1,597,410
2022	$15,575.00	$1,232,644 Land $616,322 Building $616,322

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	5 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

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 915 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
Astound Broadband Cable	1,500 / 50
Sonic Telecom Fiber	1,000 / 1,000
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks.

Nearby Properties on 9th Ave

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

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