Los Angeles County property record for 18 Diamond St, Arcadia, CA 91006
| Property Type | Triplex |
|---|---|
| Details | 7 bd · 7 ba · 4,313 sqft · built 1991 |
| Lot Size | 0.183 acres (7,952 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $8,518 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 5779-001-029 |
| Primary APN | 5779-001-029 |
|---|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 7 Baths |
| Total Rooms | 8 Rooms |
| Units | 3 Units |
| Stories | 2 Stories |
| Building Area | 4,313 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1991 |
| Architectural Style | Conventional |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 7,952 sqft (0.183 acres) |
| Lot Dimensions | 160 ft deep x 50 ft wide |
| Garage Type | Mixed |
| Cooling System | Refrigeration |
|---|
| Street Address | 18 DIAMOND ST |
|---|---|
| City | ARCADIA |
| State | CA |
| Zip | 91006-6733 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Local Zoning Code | ARR3HY |
| Legal Description | A PART OF ARCADIA SANTA ANITA TRACT LOT 30 BLK 67 1/2 |
| Legal Subdivision | ARCADIA SANTA ANITA TRACT |
| Legal Block | 67 |
| Legal Lot Number | 30 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 4 |
| Census Block | 4002 |
| Census Tract | 430801 |
Source: Los Angeles County records · APN 5779-001-029
Assessment roll updated May 21, 2026 · Last verified June 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 621 W LEMON AVE, ARCADIA, CA 91007-7949 |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Aug 07, 2025 |
| Transfer Doc | 0000554605 |
| Record Updated | Sep 20, 2026 |
Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Arcadia City |
| County | Los Angeles County |
| Unified School District | Arcadia Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $8,518.00 (+8.26%) | $640,533 (+4.04%) Land $99,427 Building $541,106 |
| 2023 | $7,868.00 (+3.23%) | $615,663 Land $95,567 Building $520,096 |
| 2022 | $7,622.00 |
Source: FEMA National Flood Hazard Layer as of September 30, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.8% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Giggle Fiber Cable | 1,000 / 40 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: California Internet.
Based on FCC filings for 714 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF ARCADIA serves 54,236 people |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Dec 2024 |
| Lead | 2 ppb (2023–2025) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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