Los Angeles County property record for 9830 Marshall St, El Monte, CA 91731
| Property Type | Quadplex |
|---|---|
| Details | 8 bd · 4 ba · 3,300 sqft · built 1963 |
| Lot Size | 0.155 acres (6,738 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $4,690 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8578-004-015 |
| Primary APN | 8578-004-015 |
|---|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 4 Baths |
| Units | 4 Units |
| Building Area | 3,300 sqft Living Area |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Architectural Style | Quadruplex |
| Construction Type | Wood |
| Lot Area | 6,738 sqft (0.155 acres) |
| Street Address | 9830 MARSHALL ST |
|---|---|
| City | EL MONTE |
| State | CA |
| Zip | 91731-2269 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Local Zoning Code | EMR3* |
| Legal Description | *LAND DESC IN DOC 0001432,760412 PAR 2*TR=7177*POR OF LOTS 15 AND LOT 16 |
| Legal Subdivision | 7177 |
| Legal Tract | 7177 |
| Legal Block | 2 |
| Legal Lot Number | 15,16 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 432802 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 803 SHEPARD WAY, REDWOOD CITY, CA 94062-3424 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Sep 14, 2004 |
| Transfer Doc | 0002731968 |
| 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 | $250,882 (+2%) Land $95,458 Building $155,424 | |
| 2025 | $4,690.00 (+10.3%) | $245,964 (+4.04%) Land $93,587 Building $152,377 |
| 2023 | $4,252.00 (+3.91%) | $236,414 Land $89,953 Building $146,461 |
| 2022 | $4,092.00 |
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 | 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 476 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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