Los Angeles County property record for 10203 Rose Ave, El Monte, CA 91731
| Property Type | Triplex |
|---|---|
| Details | 3 bd · 3 ba · 1,584 sqft · built 1956 |
| Lot Size | 0.156 acres (6,813 sqft) |
| Owner | Individual Name on File |
| Last Sale | $330,000 (Nov 2008) |
| Tax Bill | $6,599 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8577-019-008 |
| Primary APN | 8577-019-008 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Units | 3 Units |
| Building Area | 1,584 sqft Living Area |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Architectural Style | Triplex |
| Construction Type | Wood |
| Lot Area | 6,813 sqft (0.156 acres) |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Street Address | 10203 ROSE AVE |
|---|---|
| City | EL MONTE |
| State | CA |
| Zip | 91731-1803 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Local Zoning Code | EMR2* |
| Legal Description | TRACT # 7700 LOT 45 |
| Legal Subdivision | 7700 |
| Legal Tract | 7700 |
| Legal Block | 2 |
| Legal Lot Number | 45 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 432801 |
10203 Rose Ave, a triplex, is owned by an individual who bought it in November 2008.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 330 S AVENUE 19, LOS ANGELES, CA 90031-3207 |
| Owner Type | Individual |
| Vesting | Single Person |
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 | Name on Deed |
|---|---|
| Last Sale | Nov 12, 2008 · Amount on File |
| Deed Sale | Nov 12, 2008 · Amount on File |
| Prior Sale | Mar 9, 2007 · Amount on File |
| Deed Document Number | 20081992309 |
| Prior Transfer Date | Sep 20, 2007 |
| Prior Transfer Doc | 0002216408 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 10203 Rose Ave was $6,599.
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 | $433,442 (+2%) Land $262,693 Building $170,749 | |
| 2025 | $6,599.00 | $424,944 Land $257,543 Building $167,401 |
| 2023 | $6,142.00 (+4.4%) | $408,445 Land $247,544 Building $160,901 |
| 2022 | $5,883.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 10203 Rose 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 10203 Rose 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 | EL MONTE-CITY, WATER DEPT. serves 23,000 people · EPA ID CA1910038 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Nov 2025 |
| Also Mapped Here | CAL/AM WATER COMPANY - SAN MARINO |
| 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 372 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · 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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