Los Angeles County property record for 157 N Mountain Ave, Monrovia, CA 91016
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,872 sqft · built 1947 |
| Lot Size | 0.193 acres (8,392 sqft) |
| Owner | Individual Name on File |
| Last Sale | $435,000 (Jul 2003) |
| Tax Bill | $8,811 (2025) |
| Deeds & Mortgages | Sep 2026 Transfer Sep 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 8518-040-002 |
| Primary APN | 8518-040-002 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Units | 2 Units |
| Building Area | 1,872 sqft Living Area |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Architectural Style | Duplex Single |
| Construction Type | Wood |
| Lot Area | 8,392 sqft (0.193 acres) |
| Total Buildings | 2 Buildings |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 157 N MOUNTAIN AVE |
|---|---|
| City | MONROVIA |
| State | CA |
| Zip | 91016-2462 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | MORM* |
| Legal Description | OAK PARK TRACT N 65 FT OF S 130 FT MEASU RED ON W LINE OF LOTS 1 AND LOT 2 BLK C |
| Legal Subdivision | OAK PARK TRACT |
| Legal Tract | N |
| Legal Block | C |
| Legal Lot Number | 1,2 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 4 |
| Census Block | 4016 |
| Census Tract | 430301 |
157 N Mountain Ave, a duplex, is owned by an individual who acquired it in July 2026.
Source: Los Angeles County records, as of September 22, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 36 WOODLYN LN, BRADBURY, CA 91008-1133 |
| Owner Type | Individual |
| Vesting | Sole Owner |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Sep 8, 2026 | Gift Deed, Transfer NONE LISTED ON DOCUMENT |
| Sep 30, 2022 | Intrafamily Transfer, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 28, 2003 · Amount on File |
| Deed Sale | Jul 28, 2003 · Amount on File |
| Deed Document Number | 20032135885 |
| Last Transfer Date | Jul 28, 2026 |
| Transfer Doc | 0000669571 |
| Record Updated | Oct 29, 2026 |
| Document Type | Gift Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Sep 8, 2026 |
| Property Address | 157 N MOUNTAIN AVE, MONROVIA, CA 91016-2462 |
| Document Number | 0000669571 |
| Instrument Date | Jul 28, 2026 |
| Instrument | 2026669571 |
| Transaction Type | Transfer |
| Record Updated | Sep 15, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Sole Owner |
| Address | 36 WOODLYN LN, BRADBURY, CA 91008-1133 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Sep 30, 2022 |
| Property Address | 157 N MOUNTAIN AVE, MONROVIA, CA 91016-1357 |
| Document Number | 0000954543 |
| Map Reference | MB 11 PG 106 |
| Instrument Date | Sep 12, 2022 |
| Instrument | 22-0954543 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 157 N MOUNTAIN AVE APT A, A, MONROVIA, CA 91016-1357 |
The 2025 property tax bill for 157 N Mountain Ave was $8,811, up 2.7% 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 | Monrovia Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $630,832 (+2%) Land $485,818 Building $145,014 | |
| 2025 | $8,811.00 (+2.68%) | $618,464 Land $476,293 Building $142,171 |
| 2024 | $8,581.00 (+2.3%) | |
| 2023 | $8,388.00 (+2.92%) | $594,450 Land $457,799 Building $136,651 |
| 2022 | $8,150.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 157 N Mountain Ave in Zone X, an area of minimal flood risk, though there have been 6 flood claims nearby since 1978.
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 | 5 in force |
| Nearby Flood Claims | 6 (1978–1998) |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
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.
Wildfire risk around 157 N Mountain Ave is low, with a 0.06% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 62% of the US · lower than 77% of California |
|---|---|
| Wildfire Likelihood | 0.06% 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 774 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 |
| Giggle Fiber Cable | 1,000 / 40 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: GeoLinks, T-Mobile.
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