19273 Riviera Dr, Walnut, CA 91789 Property Records

Los Angeles County property record for 19273 Riviera Dr, Walnut, CA 91789

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 1,942 sqft · built 1983
Lot Size	0.217 acres (9,456 sqft)
Owner	2 Individual Names on File
Tax Bill	$5,518 (2025)
Flood Zone	Zone D (undetermined)
APN	`8734-039-008`

Property Details

APN / Parcel Number

Primary APN	`8734-039-008`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	12 Rooms
Stories	2 Stories
Building Area	1,942 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1983
Effective Year Built	Effective 1983
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Tile
Lot Area	9,456 sqft (0.217 acres)
Lot Dimensions	150 ft deep x 61 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Water Source	Commercial

Location & Zoning

Street Address	19273 RIVIERA DR
City	WALNUT
State	CA
Zip	91789-4209
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	WARPD14800
Legal Description	*TR=39512 LOT 26
Legal Subdivision	39512
Legal Tract	39512
Legal Block	2
Legal Lot Number	26
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2006
Census Tract	403408

Owner

Source: Los Angeles County records · APN 8734-039-008

Assessment roll updated May 21, 2026 · Last verified June 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	19273 RIVIERA DR, WALNUT, CA 91789-4209
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value
2025	$5,518.00 (+8.05%) Homeowner's exemption	$381,230 (+4.04%) Land $82,847 Building $298,383
2023	$5,107.00 (+2.1%) Homeowner's exemption	$366,429 Land $79,631 Building $286,798
2022	$5,002.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 30, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone D undetermined · not studied
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Spectrum Cable	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20

Based on FCC filings for 540 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	SUBURBAN WATER SYSTEMS-SAN JOSE private · serves 170,523 people
Water Source	Purchased surface water from several systems
Last State Inspection	Aug 2024
Also Mapped Here	THREE VALLEYS MWD
Lead	Under 1 ppb (2023–2025) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.