20 Mayfield Ave, Daly City, CA 94015 Property Records

San Mateo County property record for 20 Mayfield Ave, Daly City, CA 94015

Property Summary

Property Type	Single Family Home
Details	3 bd · 4 ba · 1,970 sqft · built 1959
Lot Size	0.078 acres (3,400 sqft)
Owner	2 Individual Names on Record
Last Sale	$590,000 (Dec 2008)
Tax Bill	$10,569 (2025)
Deeds & Mortgages	Oct 2022 Line of Credit May 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`008-251-050`

Property Details

APN / Parcel Number

Primary APN	`008-251-050`

Interior

Bedrooms	3 Beds
Full Baths	4 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	1,970 sqft Living Area
Gross Area	2,270 sqft
1st Floor Area	1,180 sqft
Basement Area	1,090 sqft
Finished Basement	790 sqft
Unfinished Basement	300 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1959
Effective Year Built	Effective 1959
Architectural Style	Contemporary
Roof Material	Tar & Gravel
Lot Area	3,400 sqft (0.078 acres)
Lot Dimensions	100 ft deep x 34 ft wide
Garage Type	Basement
Garage Area	300 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	20 MAYFIELD AVE
City	DALY CITY
State	CA
Zip	94015-3959
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10003
Legal Description	LOT 23 BLOCK 152 WESTLAKE UNIT NO 10B RSM 50/12 14 CITY OF DALY CITY
Legal Subdivision	WESTLAKE UNIT NO 10B
Legal Block	152
Legal Lot Number	23
Jurisdiction	SAN MATEO CA
Township / Civil Division	SOUTH SAN FRANCISCO
Census Block Group	1
Census Block	1008
Census Tract	601501

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 Record	2 Individual Names on Record
Mailing Address	20 MAYFIELD AVE, DALY CITY, CA 94015-3959
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Oct 24, 2022	Deed of Trust, Mortgage · Line of Credit TRI COUNTIES BANK
May 29, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS
Jul 12, 2019	Deed of Trust, Mortgage · Line of Credit TRI COUNTIES BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 19, 2008 · Amount on Record
Deed Sale	Dec 19, 2008 · Amount on Record
Prior Sale	Aug 31, 2006 · Amount on Record
Deed Document Number	2008135874
Record Updated	Oct 29, 2026

October 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	20 MAYFIELD AVE, DALY CITY, CA 94015-3959
Transaction Type	Mortgage
Record Updated	Nov 16, 2022
Title Company	ACCOMMODATION

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20 MAYFIELD AVE, DALY CITY, CA 94015-3959

Mortgage

Document Number	0000074927
Date	Oct 24, 2022
Instrument	2022-074927

Lender

Name	TRI COUNTIES BANK
Type	Bank
Address	REDWOOD CITY, CA 94063

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

May 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	20 MAYFIELD AVE, DALY CITY, CA 94015-3959
Document Number	0000051017
Instrument Date	May 29, 2020
Transaction Type	Mortgage
Record Updated	Jul 1, 2020
Title Company	TIMIOS TITLE INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	20 MAYFIELD AVE DALY CITY CA 940153959, DALY CITY, CA 94015-3959

Mortgage

Document Number	0000051017
Date	Jun 3, 2020
Instrument	51017

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Jun 2, 2035

July 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	20 MAYFIELD AVE, DALY CITY, CA 94015-3959
Document Number	0000055875
Instrument Date	Jul 12, 2019
Transaction Type	Mortgage
Record Updated	Aug 7, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	20 MAYFIELD AVE DALY CITY CA 940153959, DALY CITY, CA 94015-3959

Mortgage

Document Number	0000055875
Date	Jul 18, 2019
Instrument	55875

Lender

Name	TRI COUNTIES BANK
Type	Bank
Address	REDWOOD CITY, CA 94063

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	San Mateo County
Municipality	Daly City
Elementary School District	Jefferson Elementary School District (KG - 08)
Secondary School District	Jefferson Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$792,535 (+2%) Land $387,479 Building $405,056
2025	$10,569.00 (+3.63%) Homeowner's exemption	$776,997 (+4.04%) Land $379,882 Building $397,115
2023	$10,199.00 (+6.67%) Homeowner's exemption	$746,829 Land $365,132 Building $381,697	$1,281,060
2022	$9,561.00

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
Nearby Flood Claims	1 (1998)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1998 · Severe Winter Storms And Flooding

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	Not 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 System	CITY OF DALY CITY serves 102,593 people · EPA ID CA4110013
Water Source	Purchased surface water from several systems
Last State Inspection	Jan 2025
Lead	Under 1 ppb (2023–2025) 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 1,327 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
Etheric Networks Fixed Wireless	250 / 100

May also be available: T-Mobile, Verizon.

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