Los Angeles County property record for 3939 Gernert Ave, Rosemead, CA 91770
| Property Type | Triplex |
|---|---|
| Details | 8 bd · 4 ba · 4,477 sqft · built 1937 |
| Lot Size | 0.303 acres (13,200 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $160,000 (Apr 1998) |
| Tax Bill | $8,789 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 5390-001-030 |
| Primary APN | 5390-001-030 |
|---|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 6 Rooms |
| Units | 3 Units |
| Stories | 1 Story |
| Building Area | 4,477 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1937 |
|---|---|
| Effective Year Built | Effective 1937 |
| Architectural Style | Conventional |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 13,200 sqft (0.303 acres) |
| Lot Dimensions | 175 ft deep x 75 ft wide |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 3939 GERNERT AVE, A |
|---|---|
| City | ROSEMEAD |
| State | CA |
| Zip | 91770-1770 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Local Zoning Code | RMR3YY |
| Legal Description | TRACT # 8213 S 25 FT OF LOT 7 AND ALL OF LOT 8 |
| Legal Subdivision | 8213 |
| Legal Tract | 8213 |
| Legal Block | 1 |
| Legal Lot Number | 7,8 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | SOUTHWEST SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 481300 |
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 | 3939 GERNERT AVE, ROSEMEAD, CA 91770-1741 |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 28, 1998 · Amount on Record |
| Deed Sale | Apr 28, 1998 · Amount on Record |
| Deed Document Number | 1998699631 |
| Last Transfer Date | May 12, 2007 |
| Transfer Doc | 0001867423 |
| 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 | Rosemead City |
| Secondary School District | El Monte Union High School District (09 - 12) |
| Elementary School District | Rosemead Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $629,393 (+2%) Land $184,686 Building $444,707 | |
| 2025 | $8,789.00 (+5.43%) | $617,053 (+4.04%) Land $181,065 Building $435,988 |
| 2023 | $8,336.00 (+3.39%) | $593,094 Land $174,035 Building $419,059 |
| 2022 | $8,063.00 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1983) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Mar 1983 · Coastal Storms, Floods, Slides & Tornadoes |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; 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 637 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 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, GeoLinks, Verizon.
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