Listed by Leo Bato •DRE #01940130 • The ONE Luxury Properties

Contact: 818-648-4837

For sale

$529,999

Est. $4,338/mo —

•

1,438

sq ft

21901 Lassen St #155, Chatsworth, CA 91311

About this home

BEST UNIT and BEST LOCATION IN THE COMMUNITY! Rare corner-unit townhome offering enhanced privacy, only one common wall, and abundant natural light through additional windows. Ideally positioned for easy in-and-out access, surrounded by lush landscaping, mature trees, and a serene setting that creates a true sense of retreat. Welcome to this stunning 3-bedroom, 3-bathroom tri-level townhome in the highly desirable Chatsworth Country Townhomes, nestled in a great neighborhood with beautiful mountain views and tranquil surroundings. Step into a bright and inviting living room featuring soaring vaulted ceilings, a cozy fireplace, and sliding glass doors that open to a private patio—perfect for outdoor dining, morning coffee, or evening relaxation. The formal dining area flows seamlessly from the living space, creating an ideal layout for both everyday living and entertaining. The updated kitchen showcases modern cabinetry, stainless steel appliances, and a convenient breakfast nook, blending functionality with contemporary style. Upstairs, you’ll find three spacious bedrooms, including a primary suite with walk-in closet and private en-suite bathroom. Additional features include dual-pane windows, wood flooring, and a full-size laundry area for added convenience. Enjoy direct access to your attached 2-car garage, providing both security and functionality. Residents enjoy resort-style HOA amenities, including a full-size heated pool and spa, recreation room, beautifully maintained grounds, and night security patrol. HOA dues also include water and trash service. Prime Chatsworth location with easy access to the 118 Freeway, Metrolink, Warner Center, and just minutes to The Village at Westfield Topanga and Westfield Topanga Mall, offering premier shopping, dining, and entertainment. Surrounded by nearby hiking and outdoor recreation, this home truly offers the best of convenience and lifestyle in the San Fernando Valley. This home has it all—don’t miss your opportunity to own this rare corner-unit gem. Schedule your private showing today before it’s gone!

TownhomeProperty Type

1976Year Built

3.88 acresLot Size

$369Price/Sq.Ft.

$711/moHOA Dues

2 car garageParking

Listing updated: Oct 2, 2026 at 06:15am

Redfin checked: 3 minutes ago

•Source:CRMLS #SR26213501

Payment calculator

$4,338 per month

Principal and interest$2,965

Property taxes

HOA dues

Home insurance

Utilities

5 minutes to get started. No credit impact.

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Open houses

No upcoming open houses.

Nearby open houses (10)

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Around this home

Schools

K - 12
Preschool & daycare

Chatsworth Park Elementary School

Public K-5 • Assigned • 0.5mi

7/10

Ernest Lawrence Middle School

Public 6-8 • Assigned • 0.7mi

7/10

Chatsworth Charter High School

Charter 9-12 • Assigned • 1.1mi

5/10

Provided by GreatSchools

About

Chatsworth

Chatsworth, located between the Santa Susana Mountains and the Simi Hills, is a suburban and equestrian Los Angeles neighborhood with rugged sandstone outcrops and wide, sunlit streets. The neighborhood’s character concentrates around Topanga Canyon Blvd and Devonshire St, where low-slung plazas, taquerias, produce markets, and long-standing local services set a practical, outdoorsy tone. The Munch Box anchors the classic roadside-food tradition, while the Iverson Movie Ranch and the Chatsworth Historical Society Museum keep local lore close to the surface. Ranch-style homes, gated horse properties, and mid-century pockets read as architecture built for space and views. Chatsworth Park South and the Santa Susana Pass State Historic Park frame daily life with trailheads, boulders, and big-sky horizons.

Provided by Walk Score and Local Logic

Offer insights

21901 Lassen St #155 · $529,999

Strong offer

$537K and above

75% chance or better to win

Why $537K+ is a strong offer

DAYS ON MARKET

The average home goes pending in 59 days.

SALE-TO-LIST

Most homes are selling 1% below list price.

About offer insights

Property details

Interior
Exterior
Finance

Kitchen

Bedroom

Living

Interior features
Ceiling fan
Open floor plan
Blinds
Community spa
Fire and smoke detection system
Smoke detector
Carbon monoxide detector

Bedrooms
Primary bedroom
All bedrooms upstairs

Bathrooms
3 full bathrooms
Bathtub
Shower-in-tub

Kitchen
Microwave
Refrigerator (water line)
Gas range
Gas oven
Dishwasher
Pots & pan drawers
Gas water heater
Family kitchen with formal dining and breakfast nook

Laundry & utility
Laundry in closet
Gas and electric dryer hookup

Flooring
Wood flooring

Heating & cooling
Central cooling
Central furnace heating

Sale and tax history for 21901 Lassen St #155

Sale History
Tax History

Date

Event

Price

CRMLS #SR26213501

Oct 1, 2026

Listed

$529,999

$369/sq ft

Sep 30, 2026

Coming Soon

$529,999

$369/sq ft

CRMLS #SR26058805

Sep 30, 2026

Listing Removed

—

Sep 19, 2026

Price Changed

$569,998

$396/sq ft

Jun 13, 2026

Price Changed

$569,999

$396/sq ft

May 15, 2026

Price Changed

$599,988

$417/sq ft

Mar 18, 2026

Listed

$599,998

$417/sq ft

CRMLS #DW19158863

Sep 18, 2019

Sold

$430,000

$299/sq ft

Aug 2, 2019

Pending

—

Jul 5, 2019

Listed

$430,000

$299/sq ft

Great corner unit tri-level townhouse in a quiet community of Chatsworth. Home offers a spacious living room with vaulted ceilings and an open dinning area. Kitchen includes a remodeled wet bar and stainless steal appliances. Home features hard wood floors throughout, a fireplace, indoor laundry area and an enclosed front patio. Home has easy parking access to a 2 car garage. Association amenities include a club house, swimming pool and jacuzzi. Located close to shops and schools. Preview today!

CRMLS #F1723397

Oct 24, 2007

Listing Removed

—

Aug 16, 2007

Price Changed

$445,000

$309/sq ft

Jul 10, 2007

Listed

$449,900

$313/sq ft

CRMLS #FR2012266

Apr 3, 2006

Sold

$423,500

$295/sq ft

Jan 9, 2006

Listed

$430,000

$299/sq ft

Public Records

Dec 28, 1976

Sold

$45,000

$31/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$5,729 (+1.3%)

$315,687 + $163,978

$479,665

2024

$5,656 (+2.0%)

$309,498 + $160,763

$470,261

2023

$5,546 (+4.9%)

$303,430 + $157,611

$461,041

2022

$5,286 (+1.4%)

$297,481 + $154,521

$452,002

2021

$5,216 (−0.9%)

$291,649 + $151,492

$443,141

2020

$5,265 (−1.3%)

$285,931 + $148,522

$434,453

2019

$5,333 (+8.1%)

$283,000 + $147,000

$430,000

2018

$4,932 (+11.7%)

$325,000 + $120,000

$445,000

2017

$4,415 (+9.9%)

$266,000 + $98,000

$364,000

2016

$4,019

$266,000 + $98,000

$364,000

2015

$4,020 (+6.5%)

$243,000 + $90,000

$333,000

2014

$3,775 (+34.1%)

$222,300 + $82,700

$305,000

2012

$2,816 (−4.6%)

$164,000 + $61,000

$225,000

2011

$2,951 (−1.8%)

$159,000 + $59,000

$218,000

2010

$3,005 (+4.0%)

$168,700 + $62,900

$231,600

2009

$2,890 (−34.5%)

$168,700 + $62,900

$231,600

2008

$4,412

$168,700 + $62,900

$231,600

Public record

Beds

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

—

Year renovated

1976

Finished Sq. Ft.

1,438

Unfinished Sq. Ft.

—

Total Sq. Ft.

1,438

Year built

1976

Style

Condo/Co-op

County

Los Angeles County

APN

2747023201

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 8, 2026.

About this building

1 for sale

21901 Lassen St, Chatsworth, CA 91311

See photos & sale trends

Photo via 155 listing

Units for sale


155	$529,999	3 beds	3 baths	1438 sq ft

Local insights from Redfin agents

The LA market is rewarding realistic pricing and good strategy. Buyers have more choices and are taking their time, while sellers who price correctly are still getting results. The days of simply “testing the market” are behind us—in this market,...
4 weeks ago • Los Angeles
Peter Santos
Redfin Premier agent
85 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

7/10 Fire Factor

24% chance of being in a wildfire in next 30 years

5/10 Heat Factor

7 days above 101° expected this year, 19 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

5/10 Air Factor

7 unhealthy days expected this year, 9 days in 30 years

Provided by First Street

Historical weather

Chatsworth, CA • 91311

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

85/ 100

Very good sunlight

Sunscore

This home receives average direct sun exposure in Chatsworth. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

8.6 hrs

6.5 hrs

JuneDecember

Provided by Shadowmap

Redfin Estimate for 21901 Lassen St #155

$532,999

$3,000 over list price of $530K

Nearby comparable homes

The Redfin Estimate uses 6 recent nearby sales, priced between $444K to $557K.

SOLD DEC 19, 2025
$510,000 Last sold price
2 beds2.5 baths1,488 sq ft
21145 Lassen #1, Chatsworth, CA 91311
$26/sq ft
smaller lot
7 years newer
SOLD MAY 20, 2026
$444,000 Last sold price
3 beds2.5 baths1,445 sq ft
9950 Topanga Canyon Blvd #43, Chatsworth, CA 91311
$62/sq ft
smaller lot
1 year older
SOLD JUL 30, 2026
$505,000 Last sold price
2 beds1.5 baths1,086 sq ft
9925 Variel Ave #26, Chatsworth, CA 91311
$96/sq ft
smaller lot
8 years newer
SOLD OCT 6, 2026
$557,000 Last sold price
2 beds2.5 baths1,281 sq ft
21901 Dupont St #19, Chatsworth, CA 91311
$66/sq ft
smaller lot
4 years newer
SOLD JUL 28, 2026
$535,000 Last sold price
3 beds2.5 baths1,580 sq ft
9946 Owensmouth #9, Chatsworth, CA 91311
$30/sq ft
smaller lot
3 years newer
SOLD MAR 27, 2026
$503,000 Last sold price
2 beds1.5 baths1,155 sq ft
20711 Lemarsh Unit F, Chatsworth, CA 91311
$66/sq ft
larger lot
10 years older

Rental earnings

Est. $3,441 per month, based on comparable rentals

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Details provided by CRMLS and may not match the public record. Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Payment calculator

Affordability tools

See this home in person

Nearby open houses (10)

Around this home

Schools

Offer insights

Property details

Sale and tax history for 21901 Lassen St #155

Public record

About this building

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Redfin Estimate for 21901 Lassen St #155

Early Access listings

Nearby similar homes

New listings for sale in 91311

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