6510 San Mateo St, Paramount, CA 90723 Property Records

Los Angeles County property record for 6510 San Mateo St, Paramount, CA 90723

Property Summary

Property Type	Duplex
Details	5 bd · 3 ba · 2,083 sqft · built 1949
Lot Size	0.14 acres (6,117 sqft)
Owner	2 Individual Names on Record
Tax Bill	$5,075 (2025)
Deeds & Mortgages	Feb 2024 Transfer Mar 2024 Transfer
Flood Zone	Zone X (reduced by levee)
APN	`6237-030-031`

Property Details

APN / Parcel Number

Primary APN	`6237-030-031`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Units	2 Units
Building Area	2,083 sqft Living Area

Exterior

Year Built	Built 1949
Effective Year Built	Effective 1949
Architectural Style	Duplex Single
Construction Type	Wood
Lot Area	6,117 sqft (0.14 acres)
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace

Location & Zoning

Street Address	6510 SAN MATEO ST
City	PARAMOUNT
State	CA
Zip	90723-2935
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	PAR2*
Legal Description	TR=6251 LOT 225 BLK 38
Legal Subdivision	6251
Legal Tract	6251
Legal Block	38
Legal Lot Number	225
Jurisdiction	LOS ANGELES CA
Township / Civil Division	DOWNEY-NORWALK
Census Block Group	2
Census Block	2013
Census Tract	553702

Owner

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	2 Individual Names on Record
Mailing Address	6514 SAN MATEO ST, PARAMOUNT, CA 90723-2935
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Feb 27, 2024	Intrafamily Transfer, Transfer
Mar 28, 2024	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Feb 10, 2024
Transfer Doc	0000201154
Record Updated	Oct 29, 2026

February 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	Feb 27, 2024
Property Address	6510 SAN MATEO ST, PARAMOUNT, CA 90723-2935
Document Number	0000126161
Map Reference	MB 67 PG 7-12
Instrument Date	Feb 15, 2024
Instrument	24-0126161
Transaction Type	Transfer
Record Updated	Mar 8, 2024

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6514 SAN MATEO ST, PARAMOUNT, CA 90723-2935

March 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	Mar 28, 2024
Property Address	6510 SAN MATEO ST, PARAMOUNT, CA 90723-2935
Document Number	0000201154
Map Reference	MB 67 PG 7-12
Instrument Date	Feb 10, 2024
Instrument	24-0201154
Transaction Type	Transfer
Record Updated	Apr 24, 2024

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	6510 SAN MATEO ST, PARAMOUNT, CA 90723-2935

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of August 25, 2026

Property Jurisdictions

Type	Name
State	California
County	Los Angeles County
Municipality	Paramount City
Unified School District	Paramount Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$351,606 (+2%) Land $160,761 Building $190,845
2025	$5,075.00 (+5.8%)	$344,712 (+4.04%) Land $157,609 Building $187,103
2024	$4,797.00 (+1.83%)
2023	$4,711.00 (+2.68%) Homeowner's exemption	$331,329 Land $151,490 Building $179,839
2022	$4,588.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

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.

Wildfire

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.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

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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