Los Angeles County property record for 509 Alster Ave, Arcadia, CA 91006
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 5 ba · 3,661 sqft · built 1990 |
| Lot Size | 0.191 acres (8,306 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,555,000 (Jun 2015) |
| Tax Bill | $22,078 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 5790-016-016 |
| Primary APN | 5790-016-016 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 5 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 3,661 sqft Living Area |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Hip |
| Roof Material | Gravel |
| Lot Area | 8,306 sqft (0.191 acres) |
| Lot Dimensions | 113 ft deep x 75 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 509 ALSTER AVE |
|---|---|
| City | ARCADIA |
| State | CA |
| Zip | 91006-4820 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | ARR1YY |
| Legal Description | TRACT # 14651 LOT 22 |
| Legal Subdivision | 14651 |
| Legal Tract | 14651 |
| Legal Block | 1 |
| Legal Lot Number | 22 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 430803 |
509 Alster Ave is owned and occupied by two individuals who bought it in June 2015.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 509 ALSTER AVE, ARCADIA, CA 91006-4820 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 25, 2015 · Amount on File |
| Deed Sale | Jun 25, 2015 · Amount on File |
| Deed Document Number | 2015760543 |
| Prior Transfer Date | Jul 4, 1999 |
| Prior Transfer Doc | 0001695476 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 509 ALSTER AVE, ARCADIA, CA 91006-4820 |
| Transaction Type | Mortgage |
| Record Updated | Mar 11, 2021 |
| Title Company | WFT NATIONAL TITLE, WFG NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 509 ALSTER AVE, ARCADIA, CA 91006-4820 |
| Document Number | 0000359589 |
|---|---|
| Date | Mar 4, 2021 |
| Instrument | 21-0359589 |
| Name | FIRST CENTENNIAL MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | AURORA, IL 60506 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2051 |
The 2025 property tax bill for 509 Alster Ave was $22,078.
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Arcadia City |
| County | Los Angeles County |
| Unified School District | Arcadia Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,906,244 (+2%) Land $1,158,826 Building $747,418 | |
| 2025 | $22,078.00 | $1,868,867 Land $1,136,104 Building $732,763 |
| 2023 | $20,284.00 (+3.43%) | $1,796,299 Land $1,091,989 Building $704,310 |
| 2022 | $19,612.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 509 Alster Ave in Zone X, an area of minimal flood risk.
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.
The area around 509 Alster Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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 | CITY OF ARCADIA serves 54,236 people · EPA ID CA1910003 |
|---|---|
| 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, 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 651 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Giggle Fiber Cable | 1,000 / 40 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Sonic Telecom.
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