Los Angeles County  »  23803 Decorah Rd

23803 Decorah Road, Diamond Bar, CA 91765 Property Information

23803 Decorah Road, Diamond Bar, CA 91765 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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23803 Decorah Road, Diamond Bar, CA 91765
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Address

Primary address 23803 Decorah Road, Diamond Bar
Zip code 91765
County Los Angeles
Municipality Diamond Bar

Sales & Tax Overview for 23803 Decorah Road, Diamond Bar

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 09/25/2017
Sale price $650,000
Arm's length
Current property tax $10,095

Lot & Building Information for 23803 Decorah Road, Diamond Bar

Building sqft 1,724
Building class Single Family Residence (0100)
Acreage 0.223
Units 1
Year built 1964
Year last altered
Bedrooms 4
Bathrooms 2
Heating/AC Central refrigeration & heating
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Low Density Residential (RL)
Weed hazard No
School district Pomona Unified School District

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Other Property Data for 23803 Decorah Road, Diamond Bar

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  • • Improvements for 23803 Decorah Road, Diamond Bar , including their type, square footage, grade and when they were built.
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About 23803 Decorah Road, Diamond Bar

What is the year built & the total sq. ft. for 23803 Decorah Road, Diamond Bar, CA 91765?

23803 Decorah Road, Diamond Bar, CA 91765 was built in 1964 and has a total of 1,724 square feet.

What is the assessed value of 23803 Decorah Road, Diamond Bar, CA 91765 and the property tax paid?

Assessed at $754,375, the tax amount paid for 23803 Decorah Road, Diamond Bar, CA 91765 is $9,444.

When was 23803 Decorah Road, Diamond Bar, CA 91765 last sold and what was the last sale price?

23803 Decorah Road, Diamond Bar, CA 91765 was last sold in 09/25/2017 for $650,000.

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Research 100M+ property records powered by:
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Past Sales & Property History for 23803 Decorah Road, Diamond Bar

Create a free account to view the complete sales history for 23803 Decorah Road, Diamond Bar, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
09/25/2017 $650,000
10/06/1994 $160,000
       
       
       
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Title Documents for 23803 Decorah Road, Diamond Bar

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Doc image
09/22/2025 Continuation Financing Statement
10/13/2020 Financing Statement
06/19/2020 Trust Deed 07/01/2050
06/19/2020 Termination Financing Statement
11/20/2018 Financing Statement
09/25/2017 Trust Deed 10/01/2047
09/25/2017 Grant Deed
(Sale for consideration - full DTT - Single parcel sale)
03/12/2012 Homestead
10/17/2011 Deed
(File correction - Single parcel sale)
10/17/2011 Trust Deed
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R: Recorded date
D: Document date

Property Taxes for 23803 Decorah Road, Diamond Bar

Access detailed property tax data for 23803 Decorah Road, Diamond Bar, CA 91765. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $9,444
Current property tax $10,095
Market value $754,375
Tax per sqft $5

Special Assessments And Penalties for 23803 Decorah Road, Diamond Bar

Special Assessments

Abatements, financial assistance programs and non-ad valorem taxes levied as special taxes/direct assessments are applicable for this property.

Code Description Tax levied
06221 County Sanitation District #21
14651 Diamond Bar District #38
02824 Diamond Bar Lighting District
06181 Greater L.A. County Vector Control District
03694 La County Regional Park And Open Space District

Assessment History for 23803 Decorah Road, Diamond Bar

Here's the assessment & property tax history for 23803 Decorah Road, Diamond Bar, including the evolution of the total tax rate and corresponding property tax.

Year Assessment value Total tax rate Property tax Year over year change
2025-2026 $754,375 1.2519 $9,444 +7.58%
2024-2025 $739,585 1.187 $8,779 +2.08%
2023-2024 $725,084 1.1861 $8,600 +1.49%
2022-2023 $710,868 1.192 $8,474 +2.16%
2021-2022 $696,930 1.1901 $8,294 +0.29%

Permits for 23803 Decorah Road, Diamond Bar

The complete history of permits filed for 23803 Decorah Road, Diamond Bar, including new construction or demolition permits, complaints, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Data not available for this property.

Diamond Bar residential market stats

Median Sale Price
$949,500
-3.1% YoY
Median Price/Sqft
$553
0.5% YoY
Los Angeles County Median Sale Price
$872,000
0.2% YoY

Access a detailed real estate market overview of Diamond Bar so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Diamond Bar and compare it to other neighborhoods in Los Angeles County.

Check out recently sold homes in Diamond-Bar and see how their prices compare.

Risk

Create a free account to unlock extended information for 23803 Decorah Road, Diamond Bar, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Faults and tsunami inundation zone map
Landslides and liquefaction map

Transportation

Access the detailed traffic volume map for 23803 Decorah Road, Diamond Bar to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Golden Springs Elementary School 7 Public K-6 413 0.28
Diamond Bar Montessori Academy NR Private PK-K 33 0.37
Diamond Bar Montessori Academy NR Private PK-K 33 0.37
Diamond Bar Montessori Academy NR Private K-3 0 0.39
Village Montessori Academy NR Private K 24 0.69

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Lorbeer Middle School 5 Public 7-8 623 0.74
Mt. Calvary Lutheran School NR Private PK-8 192 0.81
Wisdom Kids College NR Private K-8 0 1.79
Chaparral Middle School 9 Public 6-8 1,133 2.23
Suzanne Middle School 8 Public 6-8 1,120 2.56

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Diamond Ranch High School 7 Public 9-12 1,547 1.58
International Polytechnic High School 9 Public 9-12 483 2.41
Walnut High School 10 Public 9-12 2,158 2.62
Adult And Career Education NR Public 0 2.67
Institute of Knowledge NR Private K-10 265 2.68

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 23803 Decorah Road, Diamond Bar

Here are the neighbors for 23803 Decorah Road, Diamond Bar.

Address Square feet Purchase date Purchase price
23755 Decorah Rd, Diamond Bar 1,743 10/15/2015 $585,000
340 N Platina Dr, Diamond Bar 2,204 09/10/2021 $880,000
23717 Decorah Rd, Diamond Bar 1,778 12/30/2008
348 N Platina Dr, Diamond Bar 1,346 11/04/2002
315 Willapa Ln, Diamond Bar 2,054 06/13/2018 $590,000
23759 Decorah Rd, Diamond Bar 1,586 08/11/2022 $715,000
312 N Platina Dr, Diamond Bar 1,272 05/18/2021 $690,000
23747 Decorah Rd, Diamond Bar 1,272 07/25/2014 $450,000
23731 Decorah Rd, Diamond Bar 1,346 07/22/2021
23811 Decorah Rd, Diamond Bar 1,839 04/06/1989 $215,000
316 N Platina Dr, Diamond Bar 1,404 11/20/2019
23753 Decorah Rd, Diamond Bar 2,240
23739 Decorah Rd, Diamond Bar 1,784 08/15/2025
23725 Decorah Rd, Diamond Bar 2,390 05/06/2010
324 N Platina Dr, Diamond Bar 1,859 01/27/2023 $925,000
332 N Platina Dr, Diamond Bar 1,272 10/11/2023 $780,000
23743 Decorah Rd, Diamond Bar 1,404 04/06/2026
23737 Decorah Rd, Diamond Bar 2,222 10/22/2012 $524,000
321 Willapa Ln, Diamond Bar 2,474 03/03/2025
304 N Platina Dr, Diamond Bar 1,346 02/27/1996 $162,000

Nearby ZIP Codes for 23803 Decorah Road, Diamond Bar

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