Los Angeles County property record for 1858 Sundowner Ln, Walnut, CA 91789
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4 ba · 2,077 sqft · built 1989 |
| Lot Size | 0.462 acres (20,120 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $11,953 (2025) |
| Deeds & Mortgages | Jul 2021 Mortgage |
| Flood Zone | Zone D (undetermined) |
| APN | 8710-022-001 |
| Primary APN | 8710-022-001 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Building Area | 2,077 sqft Living Area |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1999 |
| Construction Type | Wood |
| Lot Area | 20,120 sqft (0.462 acres) |
| Lot Dimensions | 154 ft deep x 130 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1858 SUNDOWNER LN |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-1357 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | WASP1* |
| Legal Description | TR=44019 LOT 16 |
| Legal Subdivision | 44019 |
| Legal Tract | 44019 |
| Legal Block | 1 |
| Legal Lot Number | 16 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 403409 |
1858 Sundowner Ln is owned and occupied by two individuals who acquired it in July 2021.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1858 SUNDOWNER LN, WALNUT, CA 91789-1357 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 Transfer Date | Jul 15, 2021 |
| Transfer Doc | 0001132610 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Jul 22, 2021 |
| Property Address | 1858 SUNDOWNER LN, WALNUT, CA 91789-1357 |
| Document Number | 0001132610 |
| Map Reference | MB 1051 PG 53-61 |
| Instrument Date | Jul 15, 2021 |
| Instrument | 21-1132610 |
| Transaction Type | Transfer |
| Record Updated | Jul 30, 2021 |
| Title Company | PACIFIC COAST TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 1858 SUNDOWNER LN, WALNUT, CA 91789-1357 |
| Document Number | 0001132611 |
|---|---|
| Date | Jul 22, 2021 |
| Instrument | 21-1132611 |
| Name | TOP WORLD INVESTMENT INC |
|---|---|
| Type | Non-Lending Institution |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Aug 1, 2051 |
The 2025 property tax bill for 1858 Sundowner Ln was $11,953 with a homeowner's exemption.
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 | $903,214 (+2%) Land $479,643 Building $423,571 | |
| 2025 | $11,953.00 Homeowner's exemption | $885,505 Land $470,239 Building $415,266 |
| 2023 | $10,395.00 (+17.95%) Homeowner's exemption | $797,853 Land $451,980 Building $345,873 |
| 2022 | $8,813.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1858 Sundowner Ln in Zone D, where flood risk has not been studied.
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.
Wildfire risk around 1858 Sundowner Ln is moderate, ranking above 53% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 53% of the US · lower than 68% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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 | 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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