Los Angeles County property record for 1646 S Lost Trail Dr, Walnut, CA 91789 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,091 sqft · built 1988 |
| Lot Size | 0.261 acres (11,377 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $574,000 (Jun 2011) |
| Tax Bill | $10,081 (2025) |
| Deeds & Mortgages | Nov 2020 Mortgage |
| Flood Zone | Zone D (undetermined) |
| APN | 8710-025-013 |
| Primary APN | 8710-025-013 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,091 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Construction Type | Wood |
| Lot Area | 11,377 sqft (0.261 acres) |
| Lot Dimensions | 115 ft deep x 97 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1646 S LOST TRAIL DR |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-1350 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TR=44018 LOT 49 |
| Legal Subdivision | 44018 |
| Legal Tract | 44018 |
| Legal Block | 1 |
| Legal Lot Number | 49 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1018 |
| Census Tract | 403409 |
Source: Los Angeles County records · APN 8710-025-013
Assessment roll updated May 21, 2026 · Last verified June 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 File |
|---|---|
| Mailing Address | 1646 S LOST TRAIL DR, WALNUT, CA 91789-1350 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 17, 2011 · Amount on Record |
| Deed Sale | Jun 17, 2011 · Amount on Record |
| Deed Document Number | 2011826317 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 1646 S LOST TRAIL DR, WALNUT, CA 91789-1350 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Title Company | WFG NATIONAL TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 1646 S LOST TRAIL DR, WALNUT, CA 91789-1350 |
| Document Number | 0001386785 |
|---|---|
| Date | Nov 03, 2020 |
| Instrument | 20-1386785 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Address | PONTIAC, MI 48341 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 01, 2050 |
Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Walnut City |
| Unified School District | Walnut Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $10,081.00 (+7.32%) Homeowner's exemption | $744,351 (+4.04%) Land $483,894 Building $260,457 |
| 2023 | $9,393.00 (+1.98%) Homeowner's exemption | $715,448 Land $465,104 Building $250,344 |
| 2022 | $9,211.00 |
Source: FEMA National Flood Hazard Layer, Los Angeles County (06037C), updated September 30, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone D |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Undetermined not studied |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 300 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Spectrum | Cable | 1,000 / 1,000 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Frontier, Verizon, AT&T, California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
Search by:
By searching, you agree to: Terms • Privacy • Disclosures