Los Angeles County property record for 1686 S Lost Trail Dr, #C, Walnut, CA 91789
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,788 sqft · built 1988 |
| Lot Size | 0.22 acres (9,601 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $780,000 (Dec 2009) |
| Tax Bill | $13,403 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage |
| Flood Zone | Zone D (undetermined) |
| APN | 8710-024-069 |
| Primary APN | 8710-024-069 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,788 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Construction Type | Wood |
| Lot Area | 9,601 sqft (0.22 acres) |
| Lot Dimensions | 134 ft deep x 58 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1686 S LOST TRAIL DR |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-1350 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | WASP1* |
| Legal Description | TR=44018 S 13.78 FT OF LOT 56 AND N 58.22 FT OF LOT 55 |
| Legal Subdivision | WILDWOOD TRACT |
| Legal Tract | 44018 |
| Legal Block | 1 |
| Legal Lot Number | 56,55 |
| 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, 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 | 1686 S LOST TRAIL DR, C, WALNUT, CA 91789-1350 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 1, 2009 · Amount on Record |
| Deed Sale | Dec 1, 2009 · Amount on Record |
| Deed Document Number | 20091812261 |
| Last Transfer Date | Jan 22, 2016 |
| Transfer Doc | 0000113178 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 1686 S LOST TRAIL DR # C, C, WALNUT, CA 91789-1350 |
| Transaction Type | Mortgage |
| Record Updated | Apr 30, 2021 |
| Title Company | PACIFIC COAST TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 1686 S LOST TRAIL DR, WALNUT, CA 91789-1350 |
| Document Number | 0000636282 |
|---|---|
| Date | Apr 22, 2021 |
| Instrument | 21-0636282 |
| Name | UNI FIRST INVESTMENT INC |
|---|---|
| Type | Non-Lending Institution |
| Address | ALHAMBRA, CA 91801 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | May 1, 2041 |
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Walnut City |
| Unified School District | Walnut Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,026,964 (+2%) Land $466,215 Building $560,749 | |
| 2025 | $13,403.00 (+7.22%) Homeowner's exemption | $1,006,828 (+4.04%) Land $457,074 Building $549,754 |
| 2023 | $12,500.00 (+1.97%) Homeowner's exemption | $967,733 Land $439,326 Building $528,407 |
| 2022 | $12,258.00 |
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 D undetermined · not studied |
|---|---|
| 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-SAN DIMAS private · serves 56,564 people · EPA ID CA1910142 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | May 2025 |
| Lead | 2 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 300 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Frontier, GeoLinks, Verizon.
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