Los Angeles County property record for 820 W Olive Ave, Monrovia, CA 91016
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,584 sqft · built 1957 |
| Lot Size | 0.208 acres (9,068 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $4,285 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8506-027-007 |
| Primary APN | 8506-027-007 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Units | 2 Units |
| Building Area | 1,584 sqft Living Area |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Architectural Style | Duplex Single |
| Construction Type | Wood |
| Lot Area | 9,068 sqft (0.208 acres) |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 820 W OLIVE AVE |
|---|---|
| City | MONROVIA |
| State | CA |
| Zip | 91016-3114 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | MORH* |
| Legal Description | PART OF SANTA ANITA TRACT 0.21 AC COM AT NW COR OF LOT 8 TR # 8070 TH S 0 0322 E 179.71 FT TH S 89 5907 W 51.5 FT TH N 0 0322 W 181.83 FT TH E ON A CURVE CONCAVE TO S RADIUS EQUALS 1667.71 FT TO BEG PART OF LOT 10 BLK 85 |
| Legal Subdivision | SANTA ANITA TRACT |
| Legal Tract | 0,8070 |
| Legal Block | 85 |
| Legal Lot Number | 8 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 430901 |
820 W Olive Ave, a duplex, is owned by a company that acquired it in March 2001.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 826 W OLIVE AVE, MONROVIA, CA 91016-3114 |
| Owner Type | Company |
| Vesting | Borrower in Default |
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 | Mar 28, 2001 |
| Transfer Doc | 0000805224 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 820 W Olive Ave was $4,285, up 3% from the year before.
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 | $271,741 (+1.99%) Land $74,565 Building $197,176 | |
| 2025 | $4,285.00 (+3.03%) | $266,426 Land $73,103 Building $193,323 |
| 2024 | $4,159.00 (+2.16%) | |
| 2023 | $4,071.00 (+2.73%) | $256,082 Land $70,265 Building $185,817 |
| 2022 | $3,963.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 820 W Olive Ave in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 820 W Olive Ave is low, with a 0.01% annual chance of wildfire.
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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