800 Romero Ct, Walnut, CA 91789 Property Records

Los Angeles County property record for 800 Romero Ct, Walnut, CA 91789

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 2,498 sqft · built 1987
Lot Size	0.244 acres (10,637 sqft)
Owner	Individual Name on File
Tax Bill	$6,149 (2025)
Flood Zone	Zone D (undetermined)
APN	`8735-056-042`

Property Details

APN / Parcel Number

Primary APN	`8735-056-042`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Building Area	2,498 sqft Living Area

Exterior

Year Built	Built 1987
Effective Year Built	Effective 1987
Construction Type	Wood
Lot Area	10,637 sqft (0.244 acres)
Lot Dimensions	120 ft deep x 104 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	800 ROMERO CT
City	WALNUT
State	CA
Zip	91789-4357
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	WARPD148OO
Legal Description	TR=39530 LOT 26
Legal Subdivision	39530
Legal Tract	39530
Legal Block	5
Legal Lot Number	26
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	5
Census Block	5002
Census Tract	403408

Owner

Source: Los Angeles County records · APN 8735-056-042

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	Individual Name on File
Mailing Address	800 ROMERO CT, WALNUT, CA 91789-4357
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Transfer Date	Aug 26, 1999
Transfer Doc	0000608206
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	$6,149.00 (+8.75%)	$418,071 (+4.04%) Land $152,150 Building $265,921
2023	$5,654.00 (+2.06%)	$401,839 Land $146,243 Building $255,596
2022	$5,540.00

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	Low lower than 99.8% of the US · lower than 99.8% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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 / 35
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20

May also be available: California Internet.

Based on FCC filings for 365 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.