Los Angeles County property record for 12171 Hemlock St, El Monte, CA 91732
| Property Type | Duplex |
|---|---|
| Details | 5 bd · 4 ba · 1,827 sqft · built 1939 |
| Lot Size | 0.269 acres (11,736 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $430,000 (Nov 2014) |
| Tax Bill | $9,366 (2025) |
| Deeds & Mortgages | Dec 2025 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 8541-023-017 |
| Primary APN | 8541-023-017 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Units | 2 Units |
| Building Area | 1,827 sqft Living Area |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1939 |
| Architectural Style | Duplex Single |
| Construction Type | Wood |
| Lot Area | 11,736 sqft (0.269 acres) |
| Lot Dimensions | 121 ft deep x 97 ft wide |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 12171 HEMLOCK ST |
|---|---|
| City | EL MONTE |
| State | CA |
| Zip | 91732-1515 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | EMRIC* |
| Legal Description | COFFIN AND ARMSTRONG LOT COM AT MOST S C OR OF LOT 9 TH N 67 28 W 97 FT WITH A U NIFORM DEPTH OF 121 FT N 22 15 E PART OF LOT 9 |
| Legal Subdivision | COFFIN & ARMSTRONG TRACT |
| Legal Block | 1 |
| Legal Lot Number | 9 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 432502 |
12171 Hemlock St, a duplex, is owned by a company that bought it in November 2014.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 2755 MORNINGSIDE ST, PASADENA, CA 91107-4354 |
| Owner Type | Company |
| Vesting | Life Tenant |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Nov 6, 2014 · Amount on File |
| Deed Sale | Nov 6, 2014 · Amount on File |
| Prior Sale | Apr 28, 1994 |
| Deed Document Number | 20141181197 |
| Prior Transfer Date | Jun 22, 1993 |
| Prior Transfer Doc | 0000816704 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Dec 8, 2025 |
| Property Address | 12171 HEMLOCK ST, EL MONTE, CA 91732-1515 |
| Document Number | 0000885999 |
| Map Reference | MB 2 PG 39 |
| Instrument Date | Nov 23, 2025 |
| Instrument | 25-0885999 |
| Transaction Type | Transfer |
| Record Updated | Dec 22, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 2755 MORNINGSIDE ST, PASADENA, CA 91107-4354 |
The 2025 property tax bill for 12171 Hemlock St was $9,366, up 7.3% from the year before.
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 | $633,659 (+2%) Land $367,762 Building $265,897 | |
| 2025 | $9,366.00 (+7.3%) | $621,239 Land $360,551 Building $260,688 |
| 2024 | $8,729.00 (+1.99%) | |
| 2023 | $8,559.00 (+3.8%) | $597,117 Land $346,551 Building $250,566 |
| 2022 | $8,246.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 12171 Hemlock St 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.
Wildfire risk around 12171 Hemlock St is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 93% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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 | HEMLOCK MUTUAL WATER CO. private · serves 686 people · EPA ID CA1910053 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2023 |
| Lead | Under 1 ppb (2021–2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line inventory currently in violation since Oct 2024 |
| Monitoring and Reporting | 5 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 39 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
May also be available: GeoLinks.
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