Los Angeles County  »  21040 Lycoming St

21040 Lycoming Street, Walnut, CA 91789 - Property report

Also known as: 21040 Lycoming St

Property image for 21040 Lycoming Street, Walnut, CA 91789
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Property type

Single Family Residence (0100)

Year built

1980

Acreage

0.176

Sale price

$900,000

General Information

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Address
Primary address
21040 Lycoming St
Walnut, CA 91789
Zip code
91789
County
Los Angeles
Municipality
Diamond Bar

Owner

Find out who owns 21040 Lycoming Street, Walnut, CA 91789. Uncover corporate and individual owners with a free account.

Building
Property type
Single Family Residence
Building sq. ft.
1,794
Buildings on lot
1
Year built
1980
Last altered
Bedrooms
4
Bathrooms
2
HVAC
Central heating
Sales
Sale date
09/30/2025
Sale price
$900,000
Arm's length
Tax
Tax year
2026-2027
Property tax
$10,751
Tax per sq. ft.
$6
Zoning & use
Zoning
Low Medium Density Residential (RLM)
Units
1
Lot
Acreage
0.176

Area overview

Walk score
73 /100.  Very Walkable
Transit score
0 /100.  Minimal Transit
Bike score
37 /100.  Somewhat Bikeable
School district
Walnut Valley Unified School District
Weed hazard
No
Ownership

Ownership information for 21040 Lycoming Street, Walnut, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 21040 Lycoming Street, Walnut, CA 91789

Sale date Sale price Buyer name Seller name
09/30/2025 $900,000 XXXX XXXXX; XXXXX XXXXXXXX XXXX XXXXX XXXX XXXXXXX; XXX XXX-XXXXXX XXX XXXXX-XXXX XXXX XXXXXX XXXXX; XXXX XXX XXXXXX XXXXXXX
09/26/2012 $388,000 XXXX XXXXX XXXX XXXXXXX; XXX XXXXXX XXX XXXXX XXXX XXXX XXXXXX XXXXX; XXXX XXX XXXXXX XXXXXXX XXXXXXX XXXXX XXX; XX XXXX XXXXXXXX XXXXXXXXXXX XXXXXXX
03/24/2005 $435,004 XXXXXXX XXXXXX; XXXXXXXX XXXXXX XXXXXX XXXXX; XXXXXX XXX XXXX

*Most recent sales on record for this property.

More about Los Angeles County property records.

Title documents

Date Type Amount Party 1 Party 2
09/30/2025 Assignment of Rents
Trust Deed		 XXXX XXXXX XXXXXXXX XXXX XXXXXXX
09/30/2025 Grant Deed
(Sale for consideration - full DTT)		 XXXX XXXXX XXXX XXXXXXX XXXX XXXXX
09/26/2012 Deed
(Sale for consideration - full DTT - Single parcel sale)		 XXXXXXX XXXXX XXX XXXX XXXXX XXXX XXXXXXX
02/06/2012 Trustees Deed XXXXXXXX XXXXXX XXXXXXX XXXXXX XXXXXXX XXXXX XXX
10/07/2011 Notice Default XXXXXXXX XXXXXX XXXXXXX XXXXXX
04/14/2010 Notice of Trustees Sale XXXXXXXX XXXXXX XXXXXXX XXXXXX
03/19/2008 Homestead XXXXXX XXXXX X XXXXXXX
03/19/2008 Deed XXXXXX XXXXX X XXXXXXX XXXXXX XXXXX X XXXXXXX
11/22/2005 Trust Deed XXXXXXX XXXXXX XXX XXXXXXXX XXX
03/24/2005 Deed
(Sale for consideration - full DTT - Single parcel sale)		 XXXXXX XXXXX XXXXXXX XXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21040 Lycoming Street, Walnut, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2026-2027
Base tax
$10,751
Current property tax
$11,553
Tax per sq. ft.
$6
Recent tax assessments
Market value
$918,000
Land value
$652,596
Building value
$265,404

More about Los Angeles County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $487,335 1.1711 $5,707 +3.43%
2024-2025 $477,781 1.1549 $5,518 +2.57%
2023-2024 $468,413 1.1485 $5,380 +2.10%
2022-2023 $459,230 1.1474 $5,269 +1.76%
2021-2022 $450,226 1.1502 $5,178 +1.31%
2020-2021 $445,610 1.147016 $5,111 +4.07%
2019-2020 $428,309 1.146694 $4,911 +3.17%
2018-2019 $419,912 1.1337 $4,760 +5.02%
2017-2018 $411,679 1.1011 $4,533 +2.71%
2016-2017 $403,608 1.0935 $4,413 -0.69%

Special assessments & penalties for 21040 Lycoming Street, Walnut, CA

Code Description Tax levied
00747 Consolidated Fire Protection District Of La County- Measure E
06221 County Sanitation District #21
14651 Diamond Bar District #38
06181 Greater L.A. County Vector Control District
03694 La County Regional Park And Open Space District
00744 Los Angeles County Fire Department
03071 Los Angeles County Flood Control
04000 Los Angeles County Sewer Maintenance
00170 Los Angeles County Trauma/Emerg Srvs
33011 Mwd Water Standby Charge #2
00177 Safe Clean Water Program Funding Measure W
36551 Three Valleys Mwd Standby Charge
37092 Walnut Valley Water Standby
Permits

Permit information for 21040 Lycoming Street, Walnut, CA

No recently recorded permits for this property.

More about Los Angeles County property records

Neighborhood

Diamond Bar residential market stats

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.

Median sale price

$1,012,500

10.3% Y-o-Y

Median price/sq. ft.

$566

0.4% Y-o-Y

Los Angeles county median sale price

$870,000

-0.6% Y-o-Y

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

Risk

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FEMA flood zones

FEMA flood zones
X
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map
Crime incidents map

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 21040 Lycoming Street, Walnut, CA 91789 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Discovery World Montessori School NR Private K-6 70 0.08
Discovery World Montessori NR Private K-4 19 0.09
Institute Of Knowledge NR Private K-8 127 0.47
Institute of Knowledge NR Private K-10 265 0.47
Walnut Elementary School 8 Public K-5 671 0.49
Walnut Valley Adult NR Public 0 0.55
International Cross Academy NR Private 1-12 0 1.03
Maple Hill Elementary School 9 Public K-5 562 1.24
Vejar Elementary School 8 Public K-5 642 1.35
Cyrus J. Morris Elementary School 8 Public K-5 484 1.46
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Institute Of Knowledge NR Private K-8 127 0.47
Institute of Knowledge NR Private K-10 265 0.47
Walnut Valley Adult NR Public 0 0.55
South Pointe Middle School 8 Public 6-8 879 0.80
International Cross Academy NR Private 1-12 0 1.03
Suzanne Middle School 8 Public 6-8 1,120 1.54
Wisdom Kids College NR Private K-8 0 1.60
Aims Academy NR Private 1-12 0 1.65
Chaparral Middle School 9 Public 6-8 1,133 1.68
Ybarra Academy For The Arts And Technology 7 Public K-8 596 1.74
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Institute of Knowledge NR Private K-10 265 0.47
Walnut Valley Adult NR Public 0 0.55
Ron Hockwalt Academies (Continuation) School NR Public 9-12 41 0.78
International Cross Academy NR Private 1-12 0 1.03
Walnut High School 10 Public 9-12 2,158 1.35
Diamond Bar High School 10 Public 9-12 2,557 1.62
Aims Academy NR Private 1-12 0 1.65
Elite Open School NR Private 5-12 43 1.82
Nogales High School 5 Public 9-12 1,668 2.47
John A. Rowland High School 8 Public 9-12 2,025 2.69

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 21040 Lycoming Street, Walnut, CA

21120 Lycoming St, Walnut 21128 Lycoming St, Walnut 21058 Lycoming St, Walnut 21064 Lycoming St, Walnut 21104 Lycoming St, Walnut 21251 Fibre CT, Walnut 21249 Fibre CT, Walnut 21076 Lycoming St, Walnut 21248 Fibre CT, Walnut 21250 Fibre CT, Walnut 21253 Fibre CT, Walnut 21215 Fibre CT, Walnut 21227 Fibre CT, Walnut 21116 Lycoming St, Walnut 21203 Fibre CT, Walnut 21239 Fibre CT, Walnut 21052 Lycoming St, Walnut 21110 Lycoming St, Walnut 21070 Lycoming St, Walnut 21243 Fibre CT, Walnut

Nearby ZIP codes for 21040 Lycoming Street, Walnut, CA

90631, Los Angeles County, CA 90631, Orange County, CA 91722, Los Angeles County, CA 91723, Los Angeles County, CA 91724, Los Angeles County, CA 91744, Los Angeles County, CA 91745, Los Angeles County, CA 91748, Los Angeles County, CA 91768, Los Angeles County, CA 91773, Los Angeles County, CA 92821, Orange County, CA 92823, Orange County, CA 92835, Orange County, CA

Frequently asked questions

What is the year built for 21040 Lycoming Street, Walnut, CA 91789?

The development at 21040 Lycoming Street, Walnut, CA 91789 was built in 1980.

What is the total square footage of 21040 Lycoming Street, Walnut, CA 91789?

21040 Lycoming Street, Walnut, CA 91789 has a total of 1,794 square feet.

When was 21040 Lycoming Street, Walnut, CA 91789 last sold and what was the sale price?

21040 Lycoming Street, Walnut, CA 91789 was last sold on 09/30/2025 for $900,000.

What is the assessed value of 21040 Lycoming Street, Walnut, CA 91789?

21040 Lycoming Street, Walnut, CA 91789 is currently assessed at $487,335.

What are the property taxes for 21040 Lycoming Street, Walnut, CA 91789?

The property taxes for 21040 Lycoming Street, Walnut, CA 91789 total $5,707.

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