Los Angeles County property record for 11831 Basye St, El Monte, CA 91732
| Property Type | Quadplex |
|---|---|
| Details | 8 bd · 4 ba · 4,102 sqft · built 1935 |
| Lot Size | 0.476 acres (20,712 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $1,550,000 (Jul 2024) |
| Tax Bill | $22,894 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8548-007-040 |
| Primary APN | 8548-007-040 |
|---|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 4 Baths |
| Units | 4 Units |
| Building Area | 4,102 sqft Living Area |
| Year Built | Built 1935 |
|---|---|
| Effective Year Built | Effective 1935 |
| Architectural Style | Quadruplex |
| Construction Type | Wood |
| Lot Area | 20,712 sqft (0.476 acres) |
| Lot Dimensions | 242 ft deep x 85 ft wide |
| Total Buildings | 4 Buildings |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 11831 BASYE ST |
|---|---|
| City | EL MONTE |
| State | CA |
| Zip | 91732-2001 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Local Zoning Code | EMR1B* |
| Legal Description | TRACT NO 112O2 LOT 4 BLK C |
| Legal Subdivision | 112 |
| Legal Tract | 11202 |
| Legal Block | C |
| Legal Lot Number | 4 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 432601 |
11831 Basye St, a quadplex, is held in a trust since July 2024.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 1505 OAK ST, SOUTH PASADENA, CA 91030-4421 |
| Owner Type | Company |
| Vesting | Trust, Family 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 | Jul 19, 2024 · Amount on File |
| Deed Sale | Jul 19, 2024 · Amount on File |
| Deed Document Number | 2024479884 |
| Prior Transfer Date | May 12, 2004 |
| Prior Transfer Doc | 0001590849 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 11831 Basye St was $22,894.
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 | $1,581,000 (+2%) Land $711,960 Building $869,040 | |
| 2025 | $22,894.00 | $1,550,000 Land $698,000 Building $852,000 |
| 2023 | $2,929.00 (+2.7%) | $117,525 Land $34,370 Building $83,155 |
| 2022 | $2,852.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 11831 Basye St in Zone X, an area of minimal flood risk.
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.
The area around 11831 Basye St has no burnable land within ember reach, so its wildfire risk is not rated.
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 | STERLING MUTUAL WATER COMPANY private · serves 198 people · EPA ID CA1910158 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2023 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line inventory currently in violation since Oct 2024 |
| Monitoring and Reporting | 3 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 807 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: GeoLinks, T-Mobile.
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