Los Angeles County property record for 937 Diamond St, Monrovia, CA 91016
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,818 sqft · built 1940 |
| Lot Size | 0.37 acres (16,123 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $589,000 (Oct 2008) |
| Tax Bill | $13,798 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8507-017-007 |
| Primary APN | 8507-017-007 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,818 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Hip |
| Roof Material | Wood Shingle |
| Lot Area | 16,123 sqft (0.37 acres) |
| Lot Dimensions | 154 ft deep x 105 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 937 DIAMOND ST |
|---|---|
| City | MONROVIA |
| State | CA |
| Zip | 91016-3859 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | MORPD* |
| Legal Description | PART OF SANTA ANITA TRACT LOT COM ON N L INE OF DIAMOND ST E 130 FT FROM E LINE O F 5TH AVE TH E 104.55 MORE OR LESS FT TH N 153.79 FT TH W PARALLEL WITH N LINE O F BLK 46,104.55 MORE OR LESS FT TH S FT TO BEG PART OF LOT BLK 46 |
| Legal Subdivision | SANTA ANITA TRACT |
| Legal Block | 46 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 430902 |
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 | 937 DIAMOND ST, MONROVIA, CA 91016-3859 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 7, 2008 · Amount on Record |
| Deed Sale | Oct 7, 2008 · Amount on Record |
| Prior Sale | Jul 17, 2008 · Amount on Record |
| Deed Document Number | 20081793994 |
| Prior Transfer Date | Jun 10, 1999 |
| Prior Transfer Doc | 0001211875 |
| 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 | $1,025,613 (+2%) Land $578,598 Building $447,015 | |
| 2025 | $13,798.00 (+2.56%) Homeowner's exemption | $1,005,503 (+4.04%) Land $567,253 Building $438,250 |
| 2024 | $13,454.00 (+2.33%) | |
| 2023 | $13,148.00 (+2.98%) Homeowner's exemption | $966,460 Land $545,227 Building $421,233 |
| 2022 | $12,768.00 |
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
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 807 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 |
| Giggle Fiber Cable | 1,000 / 40 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · Fiber, DSL in parts of the area | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Frontier, GeoLinks, Sonic Telecom.
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