23935 Decorah Rd, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 23935 Decorah Rd, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 2,465 sqft · built 1965
Lot Size	0.393 acres (17,125 sqft)
Owner	2 Individual Names on Record
Last Sale	$465,000 (Nov 2004)
Tax Bill	$9,116 (2025)
Deeds & Mortgages	Jul 2017 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`8703-012-020`

Property Details

APN / Parcel Number

Primary APN	`8703-012-020`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,465 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1965
Effective Year Built	Effective 1967
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Wood Shingle
Lot Area	17,125 sqft (0.393 acres)
Lot Dimensions	110 ft deep x 158 ft wide

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	23935 DECORAH RD
City	DIAMOND BAR
State	CA
Zip	91765-1408
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR18000*
Legal Description	TRACT NO 27532 LOT COM SE ON NE LINE O F LOT 54, 23.11 FT FROM MOST N COR OF SD LOT TH S 44 20 W 71.87 FT TH S 51 34 40 E 10 FT TH S 49 2839 W 80.44 FT TH S 49 0507 E 12 FT TH S 48 1232 W LINE OF SD LOT TO BEG PART OF LOT 54
Legal Subdivision	27532
Legal Tract	27532
Legal Block	3
Legal Lot Number	54,23
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3004
Census Tract	403316

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	23935 DECORAH RD, DIAMOND BAR, CA 91765-1408
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 10, 2004 · Amount on Record
Deed Sale	Nov 10, 2004 · Amount on Record
Deed Document Number	20042920184
Last Transfer Date	Jul 10, 2017
Transfer Doc	0000795644
Record Updated	Oct 29, 2026

July 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Jul 17, 2017
Property Address	23935 DECORAH RD, DIAMOND BAR, CA 91765-1408
Document Number	0000795644
Instrument Date	Jul 10, 2017
Instrument	795644
Transaction Type	Transfer
Record Updated	Jul 25, 2017
Title Company	LAWYERS TITLE

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	23935 DECORAH RD DIAMOND BAR CA 917651408, DIAMOND BAR, CA 91765-1408

Mortgage

Document Number	795645
Date	Jul 17, 2017
Instrument	795645

Lender

Name	BRIGHTEN LNDG
Address	ARCADIA, CA 91006

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 16, 2047

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	Diamond Bar City
Unified School District	Pomona Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$661,110 (+2%) Land $528,895 Building $132,215
2025	$9,116.00 (+10.94%)	$648,148 (+4.04%) Land $518,525 Building $129,623
2023	$8,217.00 (+1.53%)	$622,982 Land $498,391 Building $124,591
2022	$8,093.00

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	1 (1980)
Most Recent Claim	Feb 1980 · rainfall accumulation

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond 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	WALNUT VALLEY WATER DISTRICT serves 100,941 people · EPA ID CA1910234
Water Source	Purchased surface water from several systems
Last State Inspection	Jun 2023
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 519 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Frontier, GeoLinks, T-Mobile.

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