Los Angeles County property record for 509 N Olive Ave, Alhambra, CA 91801
| Property Type | Duplex |
|---|---|
| Details | 3 bd · 2 ba · 1,720 sqft · built 1940 |
| Lot Size | 0.183 acres (7,953 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $4,423 (2025) |
| Deeds & Mortgages | Sep 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 5338-017-005 |
| Primary APN | 5338-017-005 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Units | 2 Units |
| Building Area | 1,720 sqft Living Area |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Duplex Single |
| Lot Area | 7,953 sqft (0.183 acres) |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | Floor/Wall Furnace |
| Street Address | 509 N OLIVE AVE |
|---|---|
| City | ALHAMBRA |
| State | CA |
| Zip | 91801-2245 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | ALRPD* |
| Legal Description | TRACT # 7694 LOT 5 |
| Legal Subdivision | 7694 |
| Legal Tract | 7694 |
| Legal Block | 1 |
| Legal Lot Number | 5 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | SOUTHWEST SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 480303 |
509 N Olive Ave, a duplex, is owned and occupied by an individual who acquired it in September 2021.
Source: Los Angeles County records, as of August 25, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 509 N OLIVE AVE, ALHAMBRA, CA 91801-2245 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Sep 13, 2021 |
| Transfer Doc | 0001437534 |
| Record Updated | Oct 29, 2026 |
| Jurisdiction | LOS ANGELES CA |
|---|---|
| Recording Date | Sep 21, 2021 |
| Property Address | 509 N OLIVE AVE, ALHAMBRA, CA 91801-2245 |
| Document Number | 0001437534 |
| Map Reference | MB 86 PG 69&70 |
| Instrument Date | Sep 13, 2021 |
| Instrument | 21-1437534 |
| Record Updated | May 30, 2023 |
| Title Company | EQUITY TITLE LOS ANGELES |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 509 N OLIVE AVE, ALHAMBRA, CA 91801-2245 |
| Document Number | 0001437535 |
|---|---|
| Date | Sep 21, 2021 |
| Instrument | 21-1437535 |
| Name | GUARANTEED RATE AFFINITY LLC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Oct 1, 2051 |
The 2025 property tax bill for 509 N Olive Ave was $4,423.
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Alhambra City |
| County | Los Angeles County |
| Unified School District | Alhambra Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $325,366 (+2%) Land $267,962 Building $57,404 | |
| 2025 | $4,423.00 | $318,987 Land $262,708 Building $56,279 |
| 2023 | $4,339.00 (+4.53%) | $306,602 Land $252,507 Building $54,095 |
| 2022 | $4,151.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 509 N Olive Ave in Zone X, an area of minimal flood risk.
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.
The area around 509 N Olive 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 ALHAMBRA serves 80,279 people · EPA ID CA1910001 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Apr 2023 |
| Lead | Under 1 ppb (2025–2027) 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 825 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 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: GeoLinks, T-Mobile, Verizon.
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