Los Angeles County property record for 243 Prospect Ave, Monrovia, CA 91016
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,072 sqft · built 1953 |
| Lot Size | 0.217 acres (9,434 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $3,492 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8519-001-018 |
| Primary APN | 8519-001-018 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,072 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1953 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 9,434 sqft (0.217 acres) |
| Lot Dimensions | 137 ft deep x 69 ft wide |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 243 PROSPECT AVE |
|---|---|
| City | MONROVIA |
| State | CA |
| Zip | 91016-2277 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | MORL* |
| Legal Description | *LAND DESC IN DOC 0002606, 76-3-12 *TR=K EEFER SUB OF LOTS 74 AND 75 SANTA ANITA RO*POR OF LOTS 23 THRU 26,31 AND LOT 32 BLK B |
| Legal Subdivision | SANTA ANTIA RANCHO |
| Legal Block | B |
| Legal Lot Number | 74,75 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 430302 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 243 PROSPECT AVE, MONROVIA, CA 91016-2277 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Feb 2, 1994 |
| Transfer Doc | 0000247481 |
| 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 | $234,789 (+2%) Land $216,692 Building $18,097 | |
| 2025 | $3,492.00 (+3.19%) Homeowner's exemption | $230,187 (+4.04%) Land $212,444 Building $17,743 |
| 2023 | $3,384.00 (+2.79%) Homeowner's exemption | $221,251 Land $204,196 Building $17,055 |
| 2022 | $3,292.00 |
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 | 1 in force |
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 | Low lower than 65% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.04% 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 539 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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