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22427 Plummer Street, Chatsworth, CA 91311

$2.6M4bd · 4ba · 5,022 sqft
Lot 114,631 sqft•Single Family Residence•
Active
•8d on market•MLS# SR-26113924

Property Description

Price adjusted to $2,600,000! An exceptional opportunity to create a multigenerational family compound, private estate, investment property, or future development project on more than 2.6 gated acres. Designed by renowned architect Robert Byrd, the existing residence offers timeless architectural character and is ready for updating and customization. A separate Carriage House with its own address adds tremendous flexibility for extended family, guests, a home office, or potential rental income. Architectural plans and drawings are available to convert the Carriage House into an approximately 1,200-square-foot, 2-bedroom, 2-bath ADU and expand the main residence by more than 300 square feet. Previous permits were issued in 2019 and have expired. Developers, contractors, and investors will appreciate the property's significant upside. The property profile identifies the property as a duplex, and the expansive parcel may offer potential for a lot split and/or additional development. Buyer to independently investigate and verify all development possibilities, zoning, permits, and requirements. The grounds are surrounded by mature oak trees, creating a private, park-like setting complete with a lighted tennis/pickleball/basketball court, swimming pool, detached garage with workshop, and three storage sheds. With 2.6+ acres, multiple structures, privacy, architectural character, and numerous possibilities, this is a rare opportunity in Chatsworth. Whether the vision is a multigenerational compound, reimagined luxury estate, income-producing property, or future development, bring your imagination and unlock the tremendous potential this unique property has to offer.

Features & Amenities

FeeBuilt 1945

Property Details

Land Type
Fee
Year Built
1945
Property Type
Residential
Property Subtype
Single Family Residence
Cooling
Central Air, None
View
Mountain(s)
City
Chatsworth
Zip Code
91311
County
Los Angeles
Listed byUnknown Office, Todd Shapiro

Mortgage Calculator

Current Rates

$
$
%
Monthly Payment
$13,147.01
Principal & Interest
Loan Amount
$2,080,000
Total Interest
$2,652,925
Total Payment Over 30 Years
$4,732,925
This calculator provides estimates only. Actual mortgage payments may include taxes, insurance, HOA fees, and PMI. Contact a lender for accurate quotes.

Comparative Market Analysis

Luxury Tier · 5 active · 5 closed

22427 Plummer Street, Chatsworth, CA 91311

Chatsworth · Single Family Residence

$2.6M
Luxury Tier
Beds
4
Baths
4
Sqft
5,022
Lot
2.63 ac
Year
1945
$/Sqft
$518
Pool: Yes✓
View: mountain✓

Listed 22.4% above the median closed sale of $2,125,000. Price per sqft ($518) is a 18% premium to closed comps ($439). Luxury tier — fewer comparable sales widen the confidence range.

Price Position

Positioned above the market — commands a premium.

Premium
Subject listed at $2.60M· $518/sqft
Total list price
Closed comps
vs closed median $2.13M
+$475K (+22.4%)
Active comps
vs active median $2.55M
+$51K (+2.0%)
Price per sqft
Closed compsinsufficient comp data
Active comps
vs active avg $/sqft $495
+$23 (+4.7%)

Active Properties (5)

Active Comparables

AddressCityYearBDBTHSqFtLotSzLP/SqFtLPDIMScore
10909 Willowbrae AvenueChatsworth1988554,96817,506$403$2.00M2168
22801 Seaqua CircleChatsworth2026564,62426,816$560$2.59M12865
11091 Woodcrest CourtChatsworth2025564,87220,053$523$2.55M13065
9735 BadenChatsworth1953675,82639,547$463$2.70M15164
9651 Sagebrush AvenueChatsworth2008664,48219,713$524$2.35M6961
Total: 5 · Average5.46.04,954.424,727$494.6$2.44M99.8
Median4,872$2.55M

Closed Properties (5)

Closed Comparables

AddressCityYearDateBDBTHSqFtLotSzLPSPSP/SqFtSP/LPDIMScore
9506 Hunt ClubChatsworth199106/10/2026565,71321,758$2.20M$2.13M$3720.979063
22231 ChatsworthChatsworth193207/15/2026554,42041,472$2.48M$2.48M$5601.004656
19677 HoraceChatsworth199206/23/2026454,88317,425$2.10M$2.08M$4260.995454
10542 Wood Briar CourtChatsworth202106/02/2026565,59443,991$2.42M$2.48M$4421.026253
11838 Canoga AvenueChatsworth202606/22/2026564,50815,274$1.80M$1.77M$3940.9912948
Total: 5 · Average4.85.65,023.627,984$2.19M$2.19M$438.8—76.2
Median4,883$2.13M$2.13M

Market Analysis

List vs Sale $/SqFt

Sale Price Trend

Days on Market

Sale vs List Price

AI-generated CMA

This analysis was generated automatically from MLS data. For an in-depth, human-reviewed valuation, contact Joseph Sardella at josephsardella@gmail.com.