Los Angeles County  »  91311  »  Plummer St  »  21000 Plummer St

21000 Plummer Street, Chatsworth, CA 91311 - Property report

Also known as: 20980 Plummer St

Property image for 21000 Plummer Street, Chatsworth, CA 91311
static Mapbox map

Property type

School (Private) - One Story (with Wireless Communication Tower) (72T0)

Year built

1957

Acreage

20.215

Sale price

$16,650,000

General Information

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Access up-to-date information from property owner names to sales history, deeds, tax info, mortgages, development data, planimetric maps and more.

Address
Primary address
21000 Plummer St
Chatsworth, CA 91311
Alternate address(es)
20980 Plummer St
21050 Plummer St
Zip code
91311
Neighborhood
Chatsworth
County
Los Angeles
Municipality
Los Angeles

Owner

Find out who owns 21000 Plummer Street, Chatsworth, CA 91311. Uncover corporate and individual owners with a free account.

Building
Property type
School (Private) - One Story (with Wireless Communication Tower)
Building sq. ft.
15,683
Buildings on lot
26
Stories
1
Year built
1957
Last altered
2003
Sales
Sale date
12/21/2007
Sale price
$16,650,000
Arm's length
Tax
Tax year
2026-2027
Property tax
$287,947
Zoning & use
Zoning
Qualified opportunity zone
Units
1
Lot
Acreage
20.215

Area overview

Walk score
37 /100.  Car-Dependent
Transit score
48 /100.  Some Transit
Bike score
54 /100.  Bikeable
School district
Los Angeles Unified School District
Weed hazard
Yes

View more such as transportation, nearby schools and risk designations. For more property insights, including its Energy Star score, Existing Buildings Energy and Water Efficiency Program (EBEWE) status, plus additional energy and water usage data, .

Ownership

Ownership information for 21000 Plummer Street, Chatsworth, CA

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

Sales history for 21000 Plummer Street, Chatsworth, CA 91311

Sale date Sale price Buyer name Seller name
12/21/2007 $16,650,000 XXXXXXXX XXXXXXXXX XX XXX XXXXXXX XXX XXXXXXXXXXX XX XXX XXXXXXX XXXXXXXXX XXX XXXXXXX XXXXXXXXXXX

*Most recent sale on record for this property.

More about Los Angeles County property records.

Title documents

Date Type Amount Party 1 Party 2
11/17/2023 Financing Statement
Trust Deed		 XXXXXX XXX XXXXXXX XXXX XXXX XXX XXXX
11/17/2023 Agreement XXXX XXXX
07/10/2023 Easement XXXXXX XXX XXXXXXX XXXX XXXX XXX XXXXXXXX XXXXXXXXXX XXX XXXXXXX
05/25/2018 Assignment
Assumption		 XXXXXXXX XXXXXX XXX XXXXXXXX XXXXXX XXX
07/17/2017 Lease XXXXXX XXX XXXXXXX XXXX XXXX XXX XXXXX XXX
12/17/2014 Notice XXXXX XXX
12/12/2014 Assignment
Assumption		 XXXXXX XXX XXXXXXX XXXX XXXX XXX XXXXXXXX XXXXXX XXX
08/15/2012 Easement XXXXXX XXX XXXXXXX XXXX XXXX XXX XXXXXXXX XXX XXX
07/31/2008 Deed
(Reappraisal transfer - no DTT - Single parcel sale)		 XXXXXXXX XXXXXXXXX XX XXX XXXXXXX XXX XXXXXX XXX XXXXXXX XXXX XXXX XXX
12/21/2007 Deed XXXXX XXXXXXXX XXXXXXXXXX XX XXX XXXXXXX XXXXXXXX XXXXXXXXX XX XXX XXXXXXX XXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21000 Plummer Street, Chatsworth, 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
$287,947
Current property tax
$65,751
Recent tax assessments
Market value
$24,250,225
Land value
$22,910,442
Building value
$1,339,783

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 $23,774,731 1.1874 $282,301 +0.95%
2024-2025 $23,308,560 1.1997 $279,633 +2.03%
2023-2024 $22,851,530 1.1994 $274,081 +4.97%
2022-2023 $22,403,461 1.1655 $261,112 +1.16%
2021-2022 $21,964,179 1.1752 $258,123 -1.06%
2020-2021 $21,738,965 1.200129 $260,896 +6.33%
2019-2020 $20,894,816 1.174279 $245,363 +0.14%
2018-2019 $20,485,115 1.196 $245,011 +2.26%
2017-2018 $20,083,447 1.193 $239,601 +2.10%
2016-2017 $19,689,655 1.1918 $234,671 +1.51%

Special assessments & penalties for 21000 Plummer Street, Chatsworth, CA

Code Description Tax levied
06181 Greater L.A. County Vector Control District
03071 Los Angeles County Flood Control
00170 Los Angeles County Trauma/Emerg Srvs
18850 Los Angeles Landscape & Lighting Dist #96-1
18869 Los Angeles-Stormwater Pollution Abatement
00177 Safe Clean Water Program Funding Measure W
Permits

Permit information for 21000 Plummer Street, Chatsworth, CA

Issued date Permit number Permit type Sub type Valuation Expire date Status
06/18/2026
06/09/2026
05/20/2026
05/20/2026
05/20/2026

*Most recent permits on record for this property.

More about Los Angeles County property records

Neighborhood

Los Angeles residential market stats

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

Median sale price

$995,000

-3.7% Y-o-Y

Median price/sq. ft.

$650

-3.8% Y-o-Y

Los Angeles county median sale price

$870,000

-0.6% Y-o-Y

Check out recently sold homes in Los Angeles and see how their prices compare.

Demographics by ZIP code

Total population
40,898
Median age
42.3
Average household income
$148,139
Family households
71.4%
People per household (average)
2.75
Occupied housing units
14,561
Owner-occupied units
66.6%
Median year structure built
1974
Median value mortgaged units
$912,000
Median value unmortgaged units
$799,000

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
X
Earthquake-induced liquefaction area
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map
Seismic gas shut-off valve installed
Crime incidents map

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 21000 Plummer Street, Chatsworth, CA 91311 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Neighbors for 21000 Plummer Street, Chatsworth, CA

9505 DE Soto Ave, Chatsworth 9525 DE Soto Ave, Chatsworth 20916 Itasca St, Chatsworth 9200 Independence Ave, Chatsworth 9165 Independence Ave, Chatsworth 9151 Independence Ave, Chatsworth 9201 Independence Ave, Chatsworth 9261 Independence Ave, Chatsworth 9192 Independence Ave, Chatsworth 20945 Plummer St, Chatsworth 20915 Plummer St, Chatsworth 9182 Independence Ave, Chatsworth 9401 DE Soto Ave, Chatsworth 21050 Plummer St, Chatsworth 20923 Plummer St, Chatsworth 20933 Plummer St, Chatsworth 20920 Itasca St, Chatsworth 20977 Knapp St, Chatsworth 9186 Independence Ave, Chatsworth 20952 Itasca St, Chatsworth

Nearby ZIP codes for 21000 Plummer Street, Chatsworth, CA

91303, Los Angeles County, CA 91304, Los Angeles County, CA 91306, Los Angeles County, CA 91307, Los Angeles County, CA 91324, Los Angeles County, CA 91325, Los Angeles County, CA 91326, Los Angeles County, CA 91330, Los Angeles County, CA 91335, Los Angeles County, CA 91343, Los Angeles County, CA 91344, Los Angeles County, CA 91345, Los Angeles County, CA 91356, Los Angeles County, CA 91364, Los Angeles County, CA 91367, Los Angeles County, CA 91371, Los Angeles County, CA 91406, Los Angeles County, CA

Frequently asked questions

What is the year built for 21000 Plummer Street, Chatsworth, CA 91311?

The development at 21000 Plummer Street, Chatsworth, CA 91311 was built in 1957.

What is the total square footage of 21000 Plummer Street, Chatsworth, CA 91311?

21000 Plummer Street, Chatsworth, CA 91311 has a total of 15,683 square feet.

When was 21000 Plummer Street, Chatsworth, CA 91311 last sold and what was the sale price?

21000 Plummer Street, Chatsworth, CA 91311 was last sold on 12/21/2007 for $16,650,000.

What is the assessed value of 21000 Plummer Street, Chatsworth, CA 91311?

21000 Plummer Street, Chatsworth, CA 91311 is currently assessed at $23,774,731.

What are the property taxes for 21000 Plummer Street, Chatsworth, CA 91311?

The property taxes for 21000 Plummer Street, Chatsworth, CA 91311 total $282,301.

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