9821 Marshall St, El Monte, CA 91731 Property Records

Los Angeles County property record for 9821 Marshall St, El Monte, CA 91731

Property Summary

Property Type	Duplex
Details	4 bd · 3 ba · 1,868 sqft · built 1926
Lot Size	0.238 acres (10,372 sqft)
Owner	2 Company Names on Record
Tax Bill	$4,381 (2025)
Deeds & Mortgages	May 2023 Transfer
Flood Zone	Zone X (minimal risk)
APN	`8578-003-047`

Property Details

APN / Parcel Number

Primary APN	`8578-003-047`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Units	2 Units
Building Area	1,868 sqft Living Area

Exterior

Year Built	Built 1926
Effective Year Built	Effective 1926
Architectural Style	Duplex Single
Construction Type	Wood
Lot Area	10,372 sqft (0.238 acres)
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	HVAC

Location & Zoning

Street Address	9821 MARSHALL ST
City	EL MONTE
State	CA
Zip	91731-2212
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	EMR3*
Legal Description	TRACT # 7177 LOT COM AT SE COR OF LOT 12 TH W ON N LINE OF MARSHALL ST 67.93 FT TH N PARALLEL WITH W LINE OF LOT 13,150 FT TH N 89 1210 E TO E LINE OF SD LOT 12 TH S THEREON 150 FT TO BEG PART OF LOTS 12 AND LOT 13
Legal Subdivision	7177
Legal Tract	7177
Legal Block	2
Legal Lot Number	12
Jurisdiction	LOS ANGELES CA
Township / Civil Division	UPPER SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2001
Census Tract	432802

Owner

Source: Los Angeles County records, as of August 25, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Company Names on Record
Mailing Address	9821 MARSHALL ST, EL MONTE, CA 91731-2212
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Dec 26, 1996
Transfer Doc	0000010175
Record Updated	Oct 29, 2026

May 2023: Affidavit of Death of Trustee, Transfer

Document Type	Affidavit of Death of Trustee
Jurisdiction	LOS ANGELES CA
Recording Date	May 22, 2023
Property Address	9821 MARSHALL ST, EL MONTE, CA 91731-2212
Document Number	0000330135
Map Reference	MB 84 PG 43
Instrument Date	Mar 23, 2010
Instrument	23-0330135
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	9821 MARSHALL ST # 9823, 9823, EL MONTE, CA 91731-2212

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	El Monte City
Elementary School District	El Monte City School District (KG - 08)
Secondary School District	El Monte Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$275,860 (+2%) Land $154,917 Building $120,943
2025	$4,381.00 (+7.01%) Homeowner's exemption	$270,452 (+4.04%) Land $151,880 Building $118,572
2024	$4,094.00 (+1.82%)
2023	$4,021.00 (+4.28%) Homeowner's exemption	$259,952 Land $145,983 Building $113,969
2022	$3,856.00

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 minimal risk
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	CAL/AM WATER COMPANY - SAN MARINO private · serves 48,065 people · EPA ID CA1910139
Water Source	Purchased surface water from several systems
Last State Inspection	Nov 2025
Lead	Under 1 ppb (2024–2026) 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 476 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T, GeoLinks.

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