537 Diamond St, Monrovia, CA 91016 Property Records

Los Angeles County property record for 537 Diamond St, Monrovia, CA 91016

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 2,357 sqft · built 1952
Lot Size	0.179 acres (7,801 sqft)
Owner	Individual Name on Record
Last Sale	$1,125,000 (Jun 2026)
Tax Bill	$9,221 (2025)
Deeds & Mortgages	Jun 2026 Sale & Mortgage Jan 2026 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`8507-009-029`

Property Details

APN / Parcel Number

Primary APN	`8507-009-029`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	2,357 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1952
Effective Year Built	Effective 1981
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Hip
Roof Material	Composition Shingle
Lot Area	7,801 sqft (0.179 acres)
Lot Dimensions	100 ft deep x 79 ft wide
Garage Type	Attached

Utilities, Heating & Cooling

Heating System	Central
Water Source	Commercial

Location & Zoning

Street Address	537 DIAMOND ST
City	MONROVIA
State	CA
Zip	91016-3941
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	MORPD*
Legal Description	PART OF SANTA ANITA TRACT LOT ON N LINE OF DIAMOND ST COM W THEREON 79 FT FROM W LINE OF LOMA AVE TH W ON SD N LINE 78.5 FT WITH A UNIFORM DEPTH OF 100 FT N PART OF LOT BLK 11
Legal Subdivision	THE SANTA ANITA TRACT
Legal Block	11
Legal Lot Number	1
Jurisdiction	LOS ANGELES CA
Township / Civil Division	UPPER SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2001
Census Tract	430902

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	Individual Name on Record
Mailing Address	537 DIAMOND ST, MONROVIA, CA 91016-3941
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Jun 9, 2026	Grant Deed, Transfer · Conventional Mortgage NMSI INC
Jan 13, 2026	Quit Claim Deed, Transfer Quitclaim
May 8, 2018	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 9, 2026 · Amount on Record
Deed Sale	Jun 9, 2026 · Amount on Record
Prior Sale	Dec 4, 2003 · Amount on Record
Deed Document Number	2026423795
Prior Transfer Date	May 4, 2018
Prior Transfer Doc	0000451824
Record Updated	Oct 29, 2026

June 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Jun 9, 2026
Property Address	537 DIAMOND ST, MONROVIA, CA 91016-3941
Document Number	0000423795
Instrument Date	Jun 1, 2026
Instrument	2026423795
Transaction Type	Transfer
Record Updated	Jun 18, 2026
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$124,987.50
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	537 DIAMOND ST, MONROVIA, CA 91016-3941
Investor	Possibly a Property Investor

Mortgage

Document Number	0000423796,
Date	Jun 9, 2026
Instrument	2026423796

Lender

Name	NMSI INC

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 1, 2056

Interest

Rate Type	Fixed Rate
Rate	6.23%
Initial Type	Fixed Rate
Max Rate	-1%

January 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Jan 13, 2026
Property Address	537 DIAMOND ST, MONROVIA, CA 91016-3941
Document Number	0000030086
Map Reference	MB 34 PG 41-42
Instrument Date	Jan 9, 2026
Instrument	26-0030086
Transaction Type	Transfer
Record Updated	Jan 26, 2026

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	537 DIAMOND ST, MONROVIA, CA 91016-3941

May 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	May 8, 2018
Property Address	537 DIAMOND ST, MONROVIA, CA 91016-3941
Document Number	0000451824
Instrument Date	May 4, 2018
Instrument	451824
Transaction Type	Transfer
Record Updated	Nov 21, 2018

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	537 DIAMOND ST MONROVIA CA 910163941, MONROVIA, CA 91016-3941

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	Monrovia City
Unified School District	Monrovia Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$674,115 (+2%) Land $430,273 Building $243,842
2025	$9,221.00 (+6.45%)	$660,901 (+15.45%) Land $421,837 Building $239,064
2023	$8,662.00 (+13.48%) Homeowner's exemption	$572,449 Land $405,457 Building $166,992
2022	$7,633.00

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	MONROVIA-CITY, WATER DEPT. serves 37,931 people · EPA ID CA1910090
Water Source	Groundwater
Last State Inspection	Sep 2024
Lead	Under 1 ppb (2022–2024) 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 807 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
Giggle Fiber Cable	1,000 / 40
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless · Fiber, DSL in parts of the area	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Frontier, GeoLinks, Sonic Telecom.

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