San Mateo County property record for 143 S Mayfair Ave, Daly City, CA 94015
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,410 sqft · built 1957 |
| Lot Size | 0.105 acres (4,561 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $289,000 (Mar 1994) |
| Tax Bill | $5,811 (2025) |
| Deeds & Mortgages | Feb 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 002-065-020 |
| Primary APN | 002-065-020 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,410 sqft Living Area |
| Gross Area | 2,800 sqft |
| 1st Floor Area | 1,410 sqft |
| Basement Area | 1,390 sqft |
| Family Room | Family Room |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Lot Area | 4,561 sqft (0.105 acres) |
| Lot Dimensions | 134 ft deep x 34 ft wide |
| Garage Type | Basement |
| Garage Area | 1,390 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 143 S MAYFAIR AVE |
|---|---|
| City | DALY CITY |
| State | CA |
| Zip | 94015-1246 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10003 |
| Legal Description | LOT 60 BLOCK 28 WESTLAKE UNIT NO 3 B RSM 46/14 CITY OF DALY CITY |
| Legal Subdivision | WESTLAKE UNIT NO 3 B |
| Legal Block | 28 |
| Legal Lot Number | 60 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 600800 |
143 S Mayfair Ave is owner-occupied and held in a trust since March 1994.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 143 S MAYFAIR AVE, DALY CITY, CA 94015-1246 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 31, 1994 · Amount on File |
| Deed Sale | Mar 31, 1994 · Amount on File |
| Deed Document Number | 199457926 |
| Prior Transfer Date | Mar 25, 1994 |
| Prior Transfer Doc | 0000057925 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Feb 19, 2019 |
| Property Address | 143 S MAYFAIR AVE, DALY CITY, CA 94015-1246 |
| Document Number | 0000011174 |
| Instrument Date | Nov 16, 2018 |
| Instrument | 11174 |
| Transaction Type | Transfer |
| Record Updated | Mar 8, 2019 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 143 S MAYFAIR AVE DALY CITY CA 940151246, DALY CITY, CA 94015-1246 |
The 2025 property tax bill for 143 S Mayfair Ave was $5,811 with a homeowner's exemption.
Source: San Mateo County assessment roll, as of July 15, 2026
| 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) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $501,000 (+2%) Land $250,500 Building $250,500 | ||
| 2025 | $5,811.00 Homeowner's exemption | $491,178 Land $245,589 Building $245,589 | |
| 2023 | $5,582.00 (+2.78%) Homeowner's exemption | $472,106 Land $236,053 Building $236,053 | $922,410 |
| 2022 | $5,431.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 143 S Mayfair Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 143 S Mayfair Ave is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 94% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 282 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| 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 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Sail Internet, Verizon.
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