Los Angeles County property record for 839 W Walnut Ave, Monrovia, CA 91016
| Property Type | Quadplex |
|---|---|
| Details | 6 bd · 4 ba · 2,528 sqft · built 1928 |
| Lot Size | 0.228 acres (9,949 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $220,000 (Aug 1996) |
| Tax Bill | $11,357 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8506-028-008 |
| Primary APN | 8506-028-008 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Units | 4 Units |
| Building Area | 2,528 sqft Living Area |
| Year Built | Built 1928 |
|---|---|
| Effective Year Built | Effective 1928 |
| Architectural Style | Quadruplex |
| Lot Area | 9,949 sqft (0.228 acres) |
| Total Buildings | 3 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Street Address | 839 W WALNUT AVE |
|---|---|
| City | MONROVIA |
| State | CA |
| Zip | 91016-7072 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Local Zoning Code | MORH* |
| Legal Description | TRACT # 4359 E 50 FT OF LOT 10 |
| Legal Subdivision | 4359 |
| Legal Tract | 4359 |
| Legal Block | 3 |
| Legal Lot Number | 10 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 430901 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 839 W WALNUT AVE, MONROVIA, CA 91016-7072 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 23, 1996 · Amount on Record |
| Deed Sale | Aug 23, 1996 · Amount on Record |
| Prior Sale | Feb 15, 1996 · Amount on Record |
| Deed Document Number | 19961372633 |
| Prior Transfer Date | Aug 31, 1995 |
| Prior Transfer Doc | 0001439648 |
| 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 | Monrovia City |
| Unified School District | Monrovia Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $788,607 (+2%) Land $583,877 Building $204,730 | |
| 2025 | $11,357.00 (+4.57%) Homeowner's exemption | $773,145 (+4.04%) Land $572,429 Building $200,716 |
| 2023 | $10,861.00 (+2.86%) Homeowner's exemption | $743,124 Land $550,201 Building $192,923 |
| 2022 | $10,559.00 |
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 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 | MONROVIA-CITY, WATER DEPT. serves 37,931 people · EPA ID CA1910090 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2024 |
| Lead | Under 1 ppb (2022–2024) 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 667 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Giggle Fiber Cable | 1,000 / 40 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, T-Mobile.
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