Los Angeles County property record for 430 Patterson Dr, Monrovia, CA 91016
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,107 sqft · built 1959 |
| Lot Size | 0.184 acres (8,019 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $735,000 (Jul 2014) |
| Tax Bill | $12,089 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8520-019-006 |
| Primary APN | 8520-019-006 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 2,107 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1959 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Hip |
| Roof Material | Wood Shingle |
| Lot Area | 8,019 sqft (0.184 acres) |
| Lot Dimensions | 150 ft deep x 55 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 430 PATTERSON DR |
|---|---|
| City | MONROVIA |
| State | CA |
| Zip | 91016-1623 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | MORL* |
| Legal Description | *LAND DESC IN DOC 0000346,760507 *TR=MON ROE ADDITION TO MONROVIA TRACT *POR OF LOT 5 BLK N |
| Legal Subdivision | MONROES ADD TO THE MONROVIA TRACT |
| Legal Block | N |
| Legal Lot Number | 5 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 430301 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 430 PATTERSON DR, MONROVIA, CA 91016-1623 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 31, 2014 · Amount on Record |
| Deed Sale | Jul 31, 2014 · Amount on Record |
| Deed Document Number | 2014793309 |
| Prior Transfer Date | Jul 11, 2014 |
| Prior Transfer Doc | 0000793307 |
| 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 | $901,016 (+2%) Land $713,215 Building $187,801 | |
| 2025 | $12,089.00 (+4.82%) | $883,350 (+4.04%) Land $699,231 Building $184,119 |
| 2023 | $11,533.00 (+2.99%) | $849,050 Land $672,080 Building $176,970 |
| 2022 | $11,198.00 |
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 | 2 in force |
| Nearby Flood Claims | 2 (1980–1992) |
| Most Recent Claim | Feb 1992 · Rain/snow/wind Storms, Flooding, Mudslides |
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 71% of the US · above 46% of California |
|---|---|
| Wildfire Likelihood | 0.3% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 578 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 / 1,000 |
| Giggle Fiber Cable | 1,000 / 40 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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