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730 27th Ave, San Mateo, CA 94403 Property Records

San Mateo County property record for 730 27th Ave, San Mateo, CA 94403

Property Summary

Property TypeSingle Family Home
Details3 bd · 1 ba · 1,130 sqft · built 1953
Lot Size0.259 acres (11,293 sqft)
Owner2 Trust Names on File
Last Sale$790,000 (Jul 2011)
Tax Bill$14,054 (2025)
Deeds & MortgagesOct 2020 Mortgage
Flood ZoneZone X (minimal risk)
APN039-253-070

Property Details

APN / Parcel Number

Primary APN039-253-070

Interior

Bedrooms3 Beds
Full Baths1 Bath
Total Rooms6 Rooms
Stories1 Story
Building Area1,130 sqft Living Area
1st Floor Area1,130 sqft
Family RoomFamily Room

Exterior

Year BuiltBuilt 1953
Effective Year BuiltEffective 1953
Lot Area11,293 sqft (0.259 acres)
Garage Area470 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Street Address730 27TH AVE
CitySAN MATEO
StateCA
Zip94403-2605
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR10006
Legal Description10 FT ON 27TH AVE X 60.04 FT REAR MEAS BEING PTN LOT 9 BLOCK1 MASON TRACT RSM 18/42 CITY OF SAN MATEO
Legal SubdivisionMASON TRACT
Legal Tract2
Legal Block1
Legal Lot Number9
JurisdictionSAN MATEO CA
Township / Civil DivisionSAN MATEO
Census Block Group2
Census Block2008
Census Tract606700

Owner

730 27th Ave is owner-occupied and held in a trust since October 2020.

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

Owner of Record2 Trust Names on File
Mailing Address730 27TH AVE, SAN MATEO, CA 94403-2605
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

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

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJul 28, 2011 · Amount on File
Deed SaleJul 28, 2011 · Amount on File
Deed Document Number201185558
Last Transfer DateOct 19, 2020
Transfer Doc0000118185
Record UpdatedOct 29, 2026

October 2020: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionSAN MATEO CA
Recording DateOct 27, 2020
Property Address730 27TH AVE, SAN MATEO, CA 94403-2605
Document Number0000118185
Map ReferenceMB 18 PG 42
Instrument DateOct 19, 2020
Instrument2020-118185
Transaction TypeTransfer
Record UpdatedOct 18, 2022
Title CompanyOLD REPUBLIC TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Living Trust
Address730 27TH AVE, SAN MATEO, CA 94403-2605

Mortgage

Document Number0000118186
DateOct 27, 2020
Instrument2020-118186
Lender
NameFLAGSTAR BANK FSB
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term361 Months
DueNov 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 730 27th Ave was $14,054 with a homeowner's exemption.

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$1,012,118 (+2%) Land $506,059 Building $506,059
2025$14,054.00 Homeowner's exemption$992,274 Land $496,137 Building $496,137
2023$13,231.00 (+1.86%) Homeowner's exemption$953,744 Land $476,872 Building $476,872$1,282,590
2022$12,990.00

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

Flood

FEMA maps place 730 27th Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1979.

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 Policies1 in force
Nearby Flood Claims1 (1979)
Most Recent ClaimApr 1979 · rainfall accumulation

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

Wildfire risk around 730 27th Ave is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 99.1% of the US · lower than 99.2% of California
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond 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.

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