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843 Tierra Alta St, Moss Beach, CA 94038 Property Records

San Mateo County property record for 843 Tierra Alta St, Moss Beach, CA 94038

Property Summary

Property TypeSingle Family Home
Details5 bd · 3 ba · 1,950 sqft · built 1981
Lot Size0.186 acres (8,100 sqft)
Owner2 Company Names on Record
Tax Bill$6,259 (2025)
Deeds & MortgagesFeb 2019 Loan Modification
Flood ZoneZone X (minimal risk)
APN037-074-090

Property Details

APN / Parcel Number

Primary APN037-074-090

Interior

Bedrooms5 Beds
Full Baths3 Baths
Total Rooms10 Rooms
Stories2 Stories
Building Area1,950 sqft Living Area
Gross Area3,130 sqft
1st Floor Area1,590 sqft
2nd Floor Area360 sqft
Basement Area1,180 sqft
Family RoomFamily Room
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1981
Effective Year BuiltEffective 1981
Architectural StyleContemporary
Exterior MaterialWood Siding
Construction TypeFrame
Roof MaterialComposition Shingle
Lot Area8,100 sqft (0.186 acres)
Lot Dimensions108 ft deep x 75 ft wide
View / LotCorner
Garage TypeBasement
Garage Area1,180 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Heating FuelGas
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address843 TIERRA ALTA ST
CityMOSS BEACH
StateCA
Zip94038-9719
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR10006
Legal DescriptionLOTS 26 27 28 BLK 21 MOSS BEACH HEIGHTS
Legal SubdivisionMOSS BEACH HEIGHTS
Legal Block21
Legal Lot Number26
JurisdictionSAN MATEO CA
Township / Civil DivisionHALF MOON BAY
Census Block Group1
Census Block1015
Census Tract613600

Owner

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Company Names on Record
Mailing Address843 TIERRA ALTA ST, MOSS BEACH, CA 94038-9719
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Revocable Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last Transfer DateApr 17, 2025
Transfer Doc0000029517
Record UpdatedSep 20, 2026

February 2019: Loan Modification, Mortgage

Document TypeLoan Modification
JurisdictionSAN MATEO CA
Property Address843 TIERRA ALTA ST, MOSS BEACH, CA 94038-9719
Document Number0000017040
Instrument DateFeb 21, 2019
Transaction TypeMortgage
Record UpdatedMar 28, 2019
Title CompanyNOT AVAILABLE

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipHusband and Wife
Address843 TIERRA ALTA ST MOSS BEACH CA 940389719, MOSS BEACH, CA 94038-9719

Mortgage

Document Number0000017040
DateMar 12, 2019
Instrument17040
Lender
NameTHIRD FED'L S&L ASSN/CLEVELAND
AddressCLEVELAND, OH 44105
Agreement
TypeLine of Credit
AmountAmount Recorded
Term360 Months
DueMar 11, 2049
Interest
Rate TypeAdjustable Rate
Rate2%

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountySan Mateo County
Unified School DistrictCabrillo Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$308,201 (+2%) Land $96,977 Building $211,224
2025$6,259.00 (+7.12%) Homeowner's exemption$302,159 (+4.04%) Land $95,076 Building $207,083
2023$5,843.00 (+1.39%) Homeowner's exemption$290,428 Land $91,385 Building $199,043$1,254,510
2022$5,763.00

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
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 8 (10% premium discount)
Nearby Flood Policies5 in force
Nearby Flood Claims2 (1986–1996)
Claims Outside the SFHA2 of 2
Most Recent ClaimDec 1996 · Severe Storms, Flooding, Mud And Landslides

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 RiskLow
lower than 66% of the US · lower than 80% of California
Wildfire Likelihood0.04% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 SystemMONTARA WATER AND SANITARY DISTRICT
serves 6,088 people · EPA ID CA4110010
Water SourceSurface water
Last State InspectionMay 2024
LeadUnder 1 ppb (2024–2026)
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 152 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		1,200 / 35

May also be available: Cruzio.

Cell Coverage

5G and 4G LTE (outdoors only)

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