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3226 Upper Lock Ave, Belmont, CA 94002 Property Records

San Mateo County property record for 3226 Upper Lock Ave, Belmont, CA 94002 · Last verified August 2026

Property Summary

Property TypeSingle Family Home
Details4 bd · 3.5 ba · 2,280 sqft · built 1975
Lot Size0.19 acres (8,275 sqft)
OwnerIndividual Name on File
Last Sale$810,000 (Dec 2004)
Tax Bill$15,808 (2025)
Deeds & MortgagesNov 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN043-211-230

Property Details

APN / Parcel Number

Primary APN043-211-230

Interior

Bedrooms4 Beds
Full Baths3.5 Baths
Half Baths1 Half Bath
Total Rooms9 Rooms
Building Area2,280 sqft Living Area
Gross Area2,760 sqft
1st Floor Area1,160 sqft
2nd Floor Area1,120 sqft
Basement Area480 sqft
Family RoomFamily Room
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1975
Effective Year BuiltEffective 1975
Architectural StyleContemporary
Exterior MaterialWood
Construction TypeWood
Roof MaterialWood Shingle
Lot Area8,275 sqft (0.19 acres)
Lot Dimensions125 ft deep x 68 ft wide
Garage TypeBasement
Garage Area480 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Street Address3226 UPPER LOCK AVE
CityBELMONT
StateCA
Zip94002-1317
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 49 BLOCK 119 BELMONT CO CLUB SUB NO 10 RSM 15/29 TO 38 CITY OF BELMONT
Legal SubdivisionBELMONT CO CLUB SUB
Legal Block119
Legal Lot Number49
JurisdictionSAN MATEO CA
Township / Civil DivisionSAN MATEO
Census Block Group5
Census Block5017
Census Tract608800

Owner

Source: San Mateo County records · APN 043-211-230

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

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

Owner of RecordIndividual Name on File
Mailing Address3226 UPPER LOCK AVE, BELMONT, CA 94002-1317
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleDec 09, 2004 · Amount on Record
Deed SaleDec 09, 2004 · Amount on Record
Prior SaleMay 14, 1999 · Amount on Record
Deed Document Number2004241730
Last Transfer DateNov 12, 2021
Transfer Doc0000161422
Record UpdatedSep 20, 2026

November 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionSAN MATEO CA
Recording DateNov 22, 2021
Property Address3226 UPPER LOCK AVE, BELMONT, CA 94002-1317
Document Number0000161422
Map ReferenceMB 15 PG 29-38
Instrument DateNov 12, 2021
Instrument2021-161422
Transaction TypeTransfer
Record UpdatedDec 15, 2021
Title CompanyWFG TITLE COMPANY/CA, WFG TITLE COMPANY OF CA

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address3226 UPPER LOCK AVE, BELMONT, CA 94002-1317

Mortgage

Document Number0000161423
DateNov 22, 2021
Instrument2021-161423
Lender
NameOPTIMUM FIRST INC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueDec 01, 2051

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
MunicipalityBelmont City
CountySan Mateo County
Elementary School DistrictBelmont-Redwood Shores Elementary School District (KG - 08)
Secondary School DistrictSequoia Union High School District (09 - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed ValueAssessed Market Value
2026$1,151,638 (+2%) Land $575,819 Building $575,819
2025$15,808.00 (+4.19%) Homeowner's exemption$1,129,058 (+4.04%) Land $564,529 Building $564,529
2023$15,172.00 (+2.94%) Homeowner's exemption$1,085,216 Land $542,608 Building $542,608$1,947,960
2022$14,739.00

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 060816088005, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Nearby Flood Claims1 (1980)
Most Recent ClaimJan 1980, tidal / storm surge

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 434 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
Sonic TelecomFiber10,000 / 10,000
AT&TFiber5,000 / 5,000
XfinityCable2,000 / 250

May also be available at this address: Verizon, Etheric Communications, LLC., T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G (outdoors only) and 4G LTE

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