Los Angeles County property record for 2123 Flagstone Ave, Duarte, CA 91010
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,330 sqft · built 1947 |
| Lot Size | 0.164 acres (7,152 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $210,000 (Dec 2009) |
| Tax Bill | $4,137 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8521-001-043 |
| Primary APN | 8521-001-043 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,330 sqft Living Area |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 7,152 sqft (0.164 acres) |
| Lot Dimensions | 140 ft deep x 51 ft wide |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 2123 FLAGSTONE AVE |
|---|---|
| City | DUARTE |
| State | CA |
| Zip | 91010-3118 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR15000* |
| Legal Description | AMENDED MAP OF STEPHENS SUB OF PT OF LOT 2 BEARDSLEE TR IN RANCHO AZUSA DE DUART E SW 9.5 FT OF LOT 42 AND NE 41.5 FT OF LOT 43 |
| Legal Subdivision | AMENDED MAP OF STEPHENS SUBDIVISION |
| Legal Block | 1 |
| Legal Lot Number | 2 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 431200 |
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 Company Names on Record |
|---|---|
| Mailing Address | 1905 SHARON PL, SAN MARINO, CA 91108-2919 |
| Owner Type | Company |
| Vesting | Trust, Personal Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 8, 2009 · Amount on Record |
| Deed Sale | Dec 8, 2009 · Amount on Record |
| Prior Sale | Jul 28, 2005 · Amount on Record |
| Deed Document Number | 20091856567 |
| Prior Transfer Date | May 5, 1994 |
| Prior Transfer Doc | 0001086053 |
| Record Updated | Oct 29, 2026 |
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Unified School District | Duarte Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $276,476 (+2%) Land $221,187 Building $55,289 | |
| 2025 | $4,137.00 (+7.85%) | $271,055 (+4.04%) Land $216,850 Building $54,205 |
| 2023 | $3,836.00 (+2.48%) | $260,532 Land $208,431 Building $52,101 |
| 2022 | $3,743.00 |
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 | GSWC-SOUTH ARCADIA private · serves 27,430 people · EPA ID CA1910212 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2026 |
| Also Mapped Here | CAL-AM WATER COMPANY - DUARTE |
| 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 858 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 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 |
May also be available: GeoLinks, T-Mobile.
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