Los Angeles County property record for 9451 Telstar Ave, #1, El Monte, CA 91731
| Property Type | Commercial Office |
|---|---|
| Details | 39,582 sqft · built 1973 |
| Lot Size | 1.02 acres (44,545 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $35,441 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8581-001-107 |
| Primary APN | 8581-001-107 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 39,582 sqft Total Area |
| Gross Area | 19,782 sqft |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1973 |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 44,545 sqft |
| Parking Spaces | 63 Parking Spaces |
| Total Buildings | 2 Buildings |
| Street Address | 9451 TELSTAR AVE, 1 |
|---|---|
| City | EL MONTE |
| State | CA |
| Zip | 91731-2913 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Local Zoning Code | EMM2* |
| Legal Description | PARCEL MAP AS PER BK 58 PG 41 OF P M LOT 3 |
| Legal Block | 4 |
| Legal Lot Number | 3 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 4 |
| Census Block | 4012 |
| Census Tract | 433103 |
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 Company Names on Record |
|---|---|
| Mailing Address | 16503 VELLANO CLUB DR, CHINO HILLS, CA 91709-6633 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Dec 26, 2001 |
| Transfer Doc | 0000149470 |
| 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 | $1,624,599 (+2%) Land $1,055,181 Building $569,418 | |
| 2025 | $35,441.00 (+14.36%) | $1,592,771 (+4.04%) Land $1,034,492 Building $558,279 |
| 2023 | $30,991.00 (+3.59%) | $1,530,923 Land $994,322 Building $536,601 |
| 2022 | $29,918.00 |
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 | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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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