660 30th Ave, San Mateo, CA 94403 Property Records

San Mateo County property record for 660 30th Ave, San Mateo, CA 94403

Property Summary

Property TypeSingle Family Home
Details2 bd · 2 ba · 1,230 sqft · built 1946
Lot Size0.124 acres (5,400 sqft)
Owner2 Company Names on Record
Last Sale$700,000 (Sep 2009)
Tax Bill$13,194 (2025)
Flood ZoneZone X (minimal risk)
APN039-292-190

Property Details

APN / Parcel Number

Primary APN039-292-190

Interior

Bedrooms2 Beds
Full Baths2 Baths
Total Rooms7 Rooms
Stories1 Story
Building Area1,230 sqft Living Area
1st Floor Area1,000 sqft
Family RoomFamily Room
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1946
Effective Year BuiltEffective 1946
Architectural StyleRanch
Exterior MaterialWood
Construction TypeWood
Roof MaterialComposition Shingle
Lot Area5,400 sqft (0.124 acres)
Lot Dimensions90 ft deep x 60 ft wide
Garage Area250 sqft
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Street Address660 30TH AVE
CitySAN MATEO
StateCA
Zip94403-3266
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR106
Legal DescriptionLOT 4 BLOCK 26 SAN MATEO TERRACE MAP NO 7 RSM 23/70 CITY OF SAN MATEO
Legal SubdivisionSAN MATEO TERRACE MAP NO 7
Legal Block26
Legal Lot Number4
JurisdictionSAN MATEO CA
Township / Civil DivisionSAN MATEO
Census Block Group1
Census Block1004
Census Tract607300

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 Record2 Company Names on Record
Mailing Address2713 BRITTAN AVE, SAN CARLOS, CA 94070-3662
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleSep 18, 2009 · Amount on Record
Deed SaleSep 18, 2009 · Amount on Record
Prior SaleMay 5, 2009 · Amount on Record
Deed Document Number2009125379
Prior Transfer DateJan 20, 1994
Prior Transfer Doc0000014016
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

Source: San Mateo County assessment roll, as of July 15, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountySan Mateo County
MunicipalitySan Mateo City
Elementary School DistrictSan Mateo-Foster City Elementary School District (KG - 08)
Secondary School DistrictSan Mateo Union High School District (09 - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$921,628 (+2%) Land $460,814 Building $460,814
2025$13,194.00 (+8.78%)$903,558 (+4.04%) Land $451,779 Building $451,779
2023$12,129.00 (-1.3%)$868,474 Land $434,237 Building $434,237$1,296,000
2022$12,289.00

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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies4 in force
Nearby Flood Claims3 (1983–2016)
Claims Outside the SFHA3 of 3
Most Recent ClaimMar 2016 · other causes

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 RiskNot 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 SystemCALIFORNIA WATER SERVICE - SAN MATEO
private · serves 103,536 people · EPA ID CA4110008
Water SourcePurchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State InspectionMar 2025
Lead4 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 732 locations within half a mile, as of December 31, 2025

ProviderMax 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

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

Nearby Properties on 30th Ave

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