Los Angeles County property record for 1905 S Mountain Ave, Monrovia, CA 91016
| Property Type | Warehouse, Storage |
|---|---|
| Details | 11,735 sqft · built 1992 |
| Lot Size | 0.54 acres (23,531 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $21,166 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8513-003-033 |
| Primary APN | 8513-003-033 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 11,735 sqft Total Area |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1992 |
| Construction Type | Masonry / Concrete Block |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 23,531 sqft (0.54 acres) |
| Street Address | 1905 S MOUNTAIN AVE |
|---|---|
| City | MONROVIA |
| State | CA |
| Zip | 91016-4259 |
| Property Category | Industrial |
| Property Type | Industrial > Warehouse, Storage |
| Local Zoning Code | MOM* |
| Legal Description | LOT EX OF ST COM NE ON NW LINE OF MOUNTA IN AVE 593.50 FT FROM NE LINE OF EUCLID AVE TH N 17 2630 E 72.50 FT TH N 72 29 W 294.83 FT TH S 0 1740 E 113.06 FT TH S 80 1015 E 262.70 FT TO BEG PART AZUSA DE DUARTE IN SEC 36 T 1N R 11W |
| Legal Subdivision | CHAPPELOWS |
| Legal Block | 1 |
| Legal Lot Number | 6 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 431200 |
1905 S Mountain Ave, an industrial property, is owned by a company.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 1905 S MOUNTAIN AVE, MONROVIA, CA 91016-4259 |
| 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 |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1905 S Mountain Ave was $21,166, up 2.1% 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 | Duarte Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,338,774 (+2%) Land $601,232 Building $737,542 | |
| 2025 | $21,166.00 (+2.08%) | $1,312,525 Land $589,444 Building $723,081 |
| 2024 | $20,735.00 (+2.63%) | |
| 2023 | $20,204.00 (+2.32%) | $1,261,559 Land $566,556 Building $695,003 |
| 2022 | $19,746.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1905 S Mountain 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 1905 S Mountain Ave is low, with less than 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 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 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 | CAL-AM WATER COMPANY - DUARTE private · serves 24,767 people · EPA ID CA1910186 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Feb 2025 |
| Lead | 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 359 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 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
May also be available: GeoLinks, T-Mobile.
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