Los Angeles County property record for 9 Hidden Valley Rd, Monrovia, CA 91016
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 1.26 acres (55,280 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $307,500 (Apr 2013) |
| Tax Bill | $5,323 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8520-001-005 |
| Primary APN | 8520-001-005 |
|---|
| Lot Area | 55,280 sqft |
|---|---|
| Lot Dimensions | 240 ft deep x 236 ft wide |
| State | CA |
|---|---|
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Local Zoning Code | MORF* |
| Legal Description | 1.3 MORE OR LESS ACS COM W ON N LINE OF SEC 23 T 1N R 11W 167.64 FT FROM NW COR OF LAND DESC IN OR28889-164 TO C KEATING TH W ON SD N LINE TO NE LINE OF LAND DESC IN OR22548-215 TO MARGUERITE STAFF PART OF NW 1/4 OF SEC 23 T 1N R 11W |
| Legal Range | 11W |
| Legal Township | 01N |
| Legal Section | 23 |
| Legal Block | 3 |
| Legal Lot Number | 23 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 430301 |
Source: Los Angeles County records, as of May 21, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | PO BOX 2983, CAMARILLO, CA 93011-2983 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 10, 2013 · Amount on Record |
| Deed Sale | Apr 10, 2013 · Amount on Record |
| Prior Sale | Mar 3, 2003 · Amount on Record |
| Deed Document Number | 2013529318 |
| Prior Transfer Date | Aug 12, 2008 |
| Prior Transfer Doc | 0001486012 |
| Record Updated | Sep 20, 2026 |
Source: Los Angeles County assessment roll, as of May 21, 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 |
|---|---|---|
| 2025 | $5,323.00 (+7.3%) | $378,658 (+4.04%) Land $378,658 |
| 2023 | $4,961.00 (+3.03%) | $363,955 Land $363,955 |
| 2022 | $4,815.00 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 3 (1982–2016) |
| Most Recent Claim | Jan 2016 · rainfall accumulation |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 89% of the US · above 71% of California |
|---|---|
| Wildfire Likelihood | 0.8% 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 | 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 94 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 50 |
| Giggle Fiber Cable | 1,000 / 40 |
| Verizon Fixed Wireless | 300 / 20 |
5G (outdoors only) and 4G LTE
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