Los Angeles County property record for 3521 Walnut Ave, Manhattan Beach, CA 90266
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4 ba · 3,248 sqft · built 1999 |
| Lot Size | 0.107 acres (4,645 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $3,505,000 (Nov 2024) |
| Tax Bill | $39,709 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 4173-004-020 |
| Primary APN | 4173-004-020 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 3,248 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 1999 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 4,645 sqft (0.107 acres) |
| Lot Dimensions | 116 ft deep x 40 ft wide |
| Garage Type | Attached |
| Pool Type | Spa / Hot Tub (No Pool) |
| Heating System | Central |
|---|---|
| Water Source | Commercial |
| Street Address | 3521 WALNUT AVE |
|---|---|
| City | MANHATTAN BEACH |
| State | CA |
| Zip | 90266-3555 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | MNRS |
| Legal Description | TRACT NO 1638 N 4O FT OF LOT 12 BLK 5 |
| Legal Subdivision | 1638 |
| Legal Tract | 1638 |
| Legal Block | 5 |
| Legal Lot Number | 12 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | SOUTH BAY CITIES |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 620301 |
3521 Walnut Ave is owned and occupied by two individuals who bought it in November 2024.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3521 WALNUT AVE, MANHATTAN BEACH, CA 90266-3555 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 | Nov 20, 2024 · Amount on File |
| Deed Sale | Nov 20, 2024 · Amount on File |
| Prior Sale | Apr 19, 2016 · Amount on File |
| Deed Document Number | 2024807032 |
| Prior Transfer Date | Jan 7, 1999 |
| Prior Transfer Doc | 0001407031 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3521 Walnut Ave was $39,709, down 1.4% from the year before.
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Manhattan Beach City |
| Unified School District | Manhattan Beach Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $3,575,100 (+2%) Land $2,933,010 Building $642,090 | |
| 2025 | $39,709.00 (-1.43%) | $3,505,000 Land $2,875,500 Building $629,500 |
| 2024 | $40,285.00 (+2.73%) | |
| 2023 | $39,213.00 (+1.77%) Homeowner's exemption | $3,470,373 Land $2,258,702 Building $1,211,671 |
| 2022 | $38,531.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3521 Walnut Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1998.
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 | 2 in force |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| 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.
The area around 3521 Walnut 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 | MANHATTAN BEACH-CITY, WATER DEPT. serves 34,051 people · EPA ID CA1910083 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Oct 2024 |
| Lead | 5 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 857 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures