Los Angeles County property record for 421 20th St, Manhattan Beach, CA 90266
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4 ba · 3,890 sqft · built 2010 |
| Lot Size | 0.062 acres (2,707 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,825,000 (Jun 2007) |
| Tax Bill | $15,405 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 4178-018-016 |
| Primary APN | 4178-018-016 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Building Area | 3,890 sqft Living Area |
| Gross Area | 1,732 sqft |
| Year Built | Built 2010 |
|---|---|
| Effective Year Built | Effective 2010 |
| Construction Type | Wood |
| Lot Area | 2,707 sqft (0.062 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Street Address | 421 20TH ST |
|---|---|
| City | MANHATTAN BEACH |
| State | CA |
| Zip | 90266-4534 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | MNRM |
| Legal Description | THIRD ADDITION OF NORTH MANHATTAN BEACH LOT 33 BLK B |
| Legal Subdivision | THIRD ADD OF NORTH MANHATTAN BEACH |
| Legal Block | B |
| Legal Lot Number | 33 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | SOUTH BAY CITIES |
| Census Block Group | 2 |
| Census Block | 2035 |
| Census Tract | 620305 |
Source: Los Angeles County assessment roll, as of May 21, 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 File |
|---|---|
| Mailing Address | 421 20TH ST, MANHATTAN BEACH, CA 90266-4534 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 7, 2007 · Amount on Record |
| Deed Sale | Jun 7, 2007 · Amount on Record |
| Deed Document Number | 20071377289 |
| Record Updated | Sep 20, 2026 |
Source: Los Angeles County assessment roll, as of May 21, 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 |
|---|---|---|
| 2025 | $15,405.00 (+4.55%) | $1,312,749 (+4.04%) Land $318,613 Building $994,136 |
| 2023 | $14,734.00 (+1.73%) | $1,261,776 Land $306,242 Building $955,534 |
| 2022 | $14,484.00 |
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 · 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 | 5 units insured incl. 2 condo units |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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 992 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 |
| Starlink Satellite | 280 / 30 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: California Internet.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures