451 5th Ave, Half Moon Bay, CA 94019 Property Records

San Mateo County property record for 451 5th Ave, Half Moon Bay, CA 94019

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,870 sqft · built 1969
Lot Size	0.115 acres (5,000 sqft)
Owner	2 Company Names on Record
Tax Bill	$3,245 (2025)
Deeds & Mortgages	Jan 2018 Line of Credit Jul 2020 Transfer
Flood Zone	Zone X (minimal risk)
APN	`048-047-100`

Property Details

APN / Parcel Number

Primary APN	`048-047-100`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,870 sqft Living Area
Gross Area	2,270 sqft
1st Floor Area	1,470 sqft
2nd Floor Area	400 sqft
Basement Area	400 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1969
Effective Year Built	Effective 1969
Lot Area	5,000 sqft (0.115 acres)
Lot Dimensions	100 ft deep x 50 ft wide
Garage Type	Basement
Garage Area	400 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	451 5TH AVE
City	HALF MOON BAY
State	CA
Zip	94019-5126
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10006
Legal Description	LOTS 14 & 15 BLK 7 BROPHYS BEACH RSM 5/58
Legal Subdivision	BROPHYS BEACH
Legal Block	7
Legal Lot Number	14,15
Jurisdiction	SAN MATEO CA
Township / Civil Division	HALF MOON BAY
Census Block Group	2
Census Block	2002
Census Tract	613502

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 Company Names on Record
Mailing Address	451 5TH AVE, HALF MOON BAY, CA 94019-5126
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Jan 17, 2018	Deed of Trust, Mortgage · Line of Credit FIRST AMERICAN TITLE CO
Jul 10, 2020	Quit Claim Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Jun 30, 2020
Transfer Doc	0000066235
Record Updated	Sep 20, 2026

January 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	451 5TH AVE, HALF MOON BAY, CA 94019-5126
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIRST AMERICAN TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000002536
Date	Jan 17, 2018
Instrument	2018-002536

Lender

Name	FIRST AMERICAN TITLE CO
Type	Non-Lending Institution
Address	SANTA ANA, CA 92707

Agreement

Type	Line of Credit
Amount	Amount Recorded

July 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Jul 10, 2020
Property Address	451 5TH AVE, HALF MOON BAY, CA 94019-5126
Document Number	0000066235
Instrument Date	Jun 30, 2020
Instrument	66235
Transaction Type	Transfer
Record Updated	Aug 10, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	451 5TH AVE SAN FRANCISCO CA 94118, SAN FRANCISCO, CA 94118

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	San Mateo County
Unified School District	Cabrillo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$188,469 (+2%) Land $23,535 Building $164,934
2025	$3,245.00 (+14.06%) Homeowner's exemption	$184,774 (+4.04%) Land $23,074 Building $161,700
2023	$2,845.00 (+4.52%) Homeowner's exemption	$177,601 Land $22,179 Building $155,422	$1,557,270
2022	$2,722.00

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 Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 16 policies
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	16 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	Moderate above 44% of the US · lower than 74% of California
Wildfire Likelihood	0.09% annual chance
Exposure	Direct burnable vegetation

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	COASTSIDE COUNTY WATER DISTRICT serves 19,033 people · EPA ID CA4110011
Water Source	Surface water
Last State Inspection	Jul 2023
Lead	2 ppb (2022–2024) 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 347 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Cruzio Fixed Wireless	1,000 / 1,000

May also be available: AT&T, Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

Nearby Properties on 5th Ave

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