Los Angeles County property record for 6639 San Mateo St, Paramount, CA 90723
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 2,326 sqft · built 1985 |
| Lot Size | 0.142 acres (6,171 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $325,000 (Jan 2011) |
| Tax Bill | $5,889 (2025) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 6237-021-020 |
| Primary APN | 6237-021-020 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 2,326 sqft Living Area |
| Year Built | Built 1985 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | Conventional |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 6,171 sqft (0.142 acres) |
| Lot Dimensions | 123 ft deep x 50 ft wide |
| Cooling System | HVAC |
|---|
| Street Address | 6639 SAN MATEO ST |
|---|---|
| City | PARAMOUNT |
| State | CA |
| Zip | 90723-3029 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | PAR2YY |
| Legal Description | TRACT # 6251 LOT 215 BLK 33 |
| Legal Subdivision | 6251 |
| Legal Tract | 6251 |
| Legal Block | 33 |
| Legal Lot Number | 215 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | DOWNEY-NORWALK |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 553702 |
Source: Los Angeles County records, as of August 25, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 6639 SAN MATEO ST, PARAMOUNT, CA 90723-3029 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 12, 2011 · Amount on Record |
| Deed Sale | Jan 12, 2011 · Amount on Record |
| Prior Sale | Jun 24, 2010 · Amount on Record |
| Deed Document Number | 201168658 |
| Prior Transfer Date | May 9, 1997 |
| Prior Transfer Doc | 0000716876 |
| Record Updated | Oct 29, 2026 |
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Paramount City |
| Unified School District | Paramount Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $424,695 (+2%) Land $280,955 Building $143,740 | |
| 2025 | $5,889.00 (+5.27%) Homeowner's exemption | $416,369 (+4.04%) Land $275,447 Building $140,922 |
| 2024 | $5,594.00 (+1.86%) | |
| 2023 | $5,492.00 (+2.71%) Homeowner's exemption | $400,202 Land $264,752 Building $135,450 |
| 2022 | $5,347.00 |
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
| FEMA Flood Zone | Zone X reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; 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 |
|---|
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 | PARAMOUNT - CITY, WATER DEPT. serves 55,200 people · EPA ID CA1910105 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Oct 2025 |
| Lead | Under 1 ppb (2026–2028) 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 540 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: GeoLinks, T-Mobile.
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