Los Angeles County property record for 1005 S Mountain Ave, Monrovia, CA 91016
| Property Type | Light Industrial |
|---|---|
| Details | 12,500 sqft · built 1956 |
| Lot Size | 0.287 acres (12,491 sqft) |
| Owner | Company Name on File |
| Last Sale | $495,000 (Jul 2003) |
| Tax Bill | $10,466 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8515-004-036 |
| Primary APN | 8515-004-036 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 12,500 sqft Total Area |
| Gross Area | 4,500 sqft |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Exterior Material | Concrete Block |
| Construction Type | Masonry / Concrete Block |
| Fire Resistance | Masonry Walls, Wood Interior |
| Roof Type | Flat |
| Roof Material | Rolled Roofing |
| Lot Area | 12,491 sqft (0.287 acres) |
| Parking Spaces | 26 Parking Spaces |
| Total Buildings | 2 Buildings |
| Street Address | 1005 S MOUNTAIN AVE |
|---|---|
| City | MONROVIA |
| State | CA |
| Zip | 91016-3642 |
| Property Category | Industrial |
| Property Type | Industrial > Light Industrial |
| Local Zoning Code | MOM* |
| Legal Description | TRACT # 18171 LOT 1 |
| Legal Subdivision | 18171 |
| Legal Tract | 18171 |
| Legal Block | 1 |
| Legal Lot Number | 1 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 431002 |
1005 S Mountain Ave, an industrial property, is owned by a company that bought it in July 2003.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 350 E ORANGETHORPE AVE, 5, PLACENTIA, CA 92870-6504 |
| Owner Type | Company |
| Vesting | Company |
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 | Name on Deed |
|---|---|
| Last Sale | Jul 17, 2003 · Amount on File |
| Deed Sale | Jul 17, 2003 · Amount on File |
| Prior Sale | Sep 12, 2000 · Amount on File |
| Deed Document Number | 20032037439 |
| Prior Transfer Date | Jun 24, 1994 |
| Prior Transfer Doc | 0001296006 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1005 S Mountain Ave was $10,466.
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 | $717,845 (+2%) Land $435,061 Building $282,784 | |
| 2025 | $10,466.00 | $703,771 Land $426,531 Building $277,240 |
| 2023 | $9,981.00 (+2.81%) | $676,444 Land $409,969 Building $266,475 |
| 2022 | $9,708.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1005 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 1005 S Mountain 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 464 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Frontier, GeoLinks, Giggle Fiber.
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