Los Angeles County property record for 3138 Mayfair Ave, El Monte, CA 91733
| Property Type | Triplex |
|---|---|
| Details | 8 bd · 5 ba · 3,130 sqft · built 1964 |
| Lot Size | 0.249 acres (10,843 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $725,000 (May 2013) |
| Tax Bill | $14,801 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8580-011-019 |
| Primary APN | 8580-011-019 |
|---|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 5 Baths |
| Units | 5 Units |
| Building Area | 3,130 sqft Living Area |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | Triplex |
| Construction Type | Wood |
| Lot Area | 10,843 sqft (0.249 acres) |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|
| Street Address | 3138 MAYFAIR AVE |
|---|---|
| City | EL MONTE |
| State | CA |
| Zip | 91733-1324 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Local Zoning Code | EMR3* |
| Legal Description | LOT COM S 89 5935 E 228.91 FT FROM NW COR OF PARCEL 1 L S 29-38 TH S 89 59 35 E 196.63 FT TH S 0 2215 W 56 FT TH N 89 5935 W 99.34 FT TH SW TO A PT S ON E LINE OF MAYFAIR AVE 60 FT AND S FT TO BEG PART OF SEC 21 T 1S R 11W |
| Legal Range | 11W |
| Legal Township | 01S |
| Legal Section | 21 |
| Legal Block | 4 |
| Legal Lot Number | 21 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 4 |
| Census Block | 4020 |
| Census Tract | 433200 |
Source: Los Angeles County records, as of August 25, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 500 WALNUT AVE, ARCADIA, CA 91007-8338 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 10, 2013 · Amount on Record |
| Deed Sale | May 10, 2013 · Amount on Record |
| Prior Sale | Jun 27, 2006 |
| Deed Document Number | 2013709321 |
| Record Updated | Oct 29, 2026 |
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | El Monte City |
| Elementary School District | El Monte City School District (KG - 08) |
| Secondary School District | El Monte Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $910,627 (+2%) Land $590,339 Building $320,288 | |
| 2025 | $14,801.00 (+7.65%) | $892,772 (+3.89%) Land $578,764 Building $314,008 |
| 2024 | $13,749.00 (+1.94%) | |
| 2023 | $13,488.00 (+3.59%) | $859,306 Land $556,291 Building $303,015 |
| 2022 | $13,021.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective September 30, 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.
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.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | EL MONTE-CITY, WATER DEPT. serves 23,000 people · EPA ID CA1910038 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Nov 2025 |
| Lead | Under 1 ppb (2024–2026) 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 617 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, GeoLinks.
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