Los Angeles County property record for 9521 Telstar Ave, El Monte, CA 91731
| Property Type | Light Industrial |
|---|---|
| Details | 24,752 sqft · built 1969 |
| Lot Size | 0.995 acres (43,356 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $16,316 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8581-001-083 |
| Primary APN | 8581-001-083 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 24,752 sqft Total Area |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1969 |
| Construction Type | Masonry / Concrete Block |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 43,356 sqft (0.995 acres) |
| Street Address | 9521 TELSTAR AVE |
|---|---|
| City | EL MONTE |
| State | CA |
| Zip | 91731-2907 |
| Property Category | Industrial |
| Property Type | Industrial > Light Industrial |
| Local Zoning Code | EMM2* |
| Legal Description | TRACT NO 17395 LOT 16 |
| Legal Subdivision | 17395 |
| Legal Tract | 17395 |
| Legal Block | 4 |
| Legal Lot Number | 16 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 4 |
| Census Block | 4012 |
| Census Tract | 433103 |
9521 Telstar Ave, an industrial property, is held in a trust.
Source: Los Angeles County records, as of August 25, 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 Trust Names on File |
|---|---|
| Mailing Address | 13388 MESQUITE ST, OAK HILLS, CA 92344-8427 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 9521 Telstar Ave was $16,316.
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 | $791,829 (+2%) Land $217,542 Building $574,287 | |
| 2025 | $16,316.00 | $776,304 Land $213,277 Building $563,027 |
| 2023 | $13,862.00 (+3.73%) | $746,162 Land $204,997 Building $541,165 |
| 2022 | $13,364.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 9521 Telstar Ave 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 9521 Telstar Ave 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 | CAL/AM WATER COMPANY - SAN MARINO private · serves 48,065 people · EPA ID CA1910139 |
|---|---|
| Water Source | Purchased surface water from several systems |
| 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 391 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 |
| 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: GeoLinks.
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