Google street view image for 12121 Stewarton Dr, Porter Ranch, CA 91326

Off market oct 1987 for $235K

$1,002,837

Est. refi paymentEst. refi $1,617/mo

•

2 ba

•

1,650

sq ft

12121 Stewarton Dr, Porter Ranch, CA 91326

About this home

12121 Stewarton Dr is a 1,650 square foot house on a 8,364 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on October 23, 1987 for $235,900. Based on Redfin's Porter Ranch data, we estimate the home's value is $1,002,837.

Single-familyProperty Type

1976Year Built

8,364 sq ftLot Size

$608Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,002,837

$767K since sold in October 1987$1,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 3.2% lower than the average sale price ($1.04M) of 6 comparable homes.

SOLD MAY 20, 2026
$1,171,500
A
3 beds2 baths1,694 sq ft
11700 Doral Ave, Porter Ranch, CA 91326
SOLD AUG 31, 2026
$938,000
B
3 beds2 baths1,285 sq ft
11538 Viking, Porter Ranch, CA 91326
SOLD SEP 3, 2026
$955,000
C
3 beds2 baths1,418 sq ft
11656 Amigo Ave, Porter Ranch, CA 91326
SOLD JUN 26, 2026
$970,000
D
3 beds2 baths1,633 sq ft
18630 Nau, Porter Ranch, CA 91326
SOLD MAY 27, 2026
$1,075,000
E
3 beds2 baths1,429 sq ft
11461 Amigo Ave, Porter Ranch, CA 91326
Pinnacle Estate Properties
SOLD AUG 7, 2026
$1,105,000
F
4 beds2.5 baths2,207 sq ft
11789 Doral Ave, Porter Ranch, CA 91326

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Earn from this home

Sell

$947,422

Est. take-home

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Est. cash available

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Rent

$4,285/mo

Redfin rental estimate

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Market trends in Porter Ranch, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.2%

+0.4% MoM

Median sale price

$1.3M

$70K MoM

Avg. days on market

43d

2 days MoM

Recently sold homes

6 MoM

New listings for sale

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See all

Provided by Redfin

Sale history for 12121 Stewarton Dr

Year

Property tax

Land + Additions

Assessment*

2025

$4,040 (−68.6%)

$127,153 + $190,743

$317,896

2024

$12,868 (+231.0%)

$124,660 + $187,003

$311,663

2023

$3,888 (+4.6%)

$733,600 + $314,400

$1,048,000

2022

$3,717 (+1.4%)

$119,820 + $179,743

$299,563

2021

$3,664 (−0.8%)

$117,471 + $176,219

$293,690

2020

$3,695 (+3.9%)

$115,168 + $172,764

$287,932

2019

$3,558 (+2.2%)

$113,988 + $170,993

$284,981

2018

$3,483 (+2.2%)

$111,753 + $167,641

$279,394

2017

$3,407 (+2.8%)

$107,414 + $161,132

$268,546

2016

$3,315 (+1.4%)

$107,414 + $161,132

$268,546

2015

$3,269 (−0.5%)

$105,308 + $157,973

$263,281

2014

$3,287 (−1.2%)

$101,696 + $152,553

$254,249

2012

$3,328 (+3.1%)

$101,237 + $151,864

$253,101

2011

$3,229 (−1.0%)

$99,252 + $148,887

$248,139

2010

$3,262 (+3.6%)

$97,306 + $145,968

$243,274

2009

$3,148 (+4.2%)

$96,579 + $144,878

$241,457

2008

$3,020

$96,809 + $145,223

$242,032

Tax history for 12121 Stewarton Dr

Year

Property tax

Land + Additions

Assessment*

2025

$4,040 (−68.6%)

$127,153 + $190,743

$317,896

2024

$12,868 (+231.0%)

$124,660 + $187,003

$311,663

2023

$3,888 (+4.6%)

$733,600 + $314,400

$1,048,000

2022

$3,717 (+1.4%)

$119,820 + $179,743

$299,563

2021

$3,664 (−0.8%)

$117,471 + $176,219

$293,690

2020

$3,695 (+3.9%)

$115,168 + $172,764

$287,932

2019

$3,558 (+2.2%)

$113,988 + $170,993

$284,981

2018

$3,483 (+2.2%)

$111,753 + $167,641

$279,394

2017

$3,407 (+2.8%)

$107,414 + $161,132

$268,546

2016

$3,315 (+1.4%)

$107,414 + $161,132

$268,546

2015

$3,269 (−0.5%)

$105,308 + $157,973

$263,281

2014

$3,287 (−1.2%)

$101,696 + $152,553

$254,249

2012

$3,328 (+3.1%)

$101,237 + $151,864

$253,101

2011

$3,229 (−1.0%)

$99,252 + $148,887

$248,139

2010

$3,262 (+3.6%)

$97,306 + $145,968

$243,274

2009

$3,148 (+4.2%)

$96,579 + $144,878

$241,457

2008

$3,020

$96,809 + $145,223

$242,032

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Permits

Sep 5, 2020 • Final

Bldg-alter/repair

Perform a residential roof replacement using built-up roofing over existing solid sheathing. Apply a certified cool roof product as required for the project area.

Roofing

Nov 26, 2019 • Final

Bldg-alter/repair

Convert existing windows into new French doors.

Remodel

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Interior

Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central

Exterior

Property Information
Subdivision Name: 28201
Living Sq. Ft: 1,650
# of Units: 1
Legal Description: TRACT NO 28201 LOT 65

Lot Information
# of Buildings: 1
Land Sq. Ft: 8,364
Legal Lot Number: 65
Municipality Name: LOS ANGELES
Acres: 0.192
Depth Footage: 114
Front Footage: 79
Zoning Code: LARS
County Use Description: SINGLE FAMILY RESID

Location Information
Parcel Location Influence: Corner

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,650
Stories: —
Lot Size: 8,364 square feet
Style: Single Family Residential
Year Built: 1976
Year Renovated: 1980
County: Los Angeles County
APN: 2820017019

Home facts updated by county records on Oct 8, 2026

Around this home

Schools

Castlebay Lane Charter School

Charter K-5 • Assigned • 0.2mi

10/10

Robert Frost Middle School

Public 6-8 • Assigned • 1.8mi

9/10

Valley Academy Of Arts And Sciences

Public 9-12 • Assigned • 3.2mi

7/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

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

27% chance of being in a wildfire in next 30 years

5/10 Heat Factor

6 days above 100° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

6/10 Air Factor

10 unhealthy days expected this year, 12 days in 30 years

Provided by First Street

Historical weather

Porter Ranch, CA • 91326

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 10 hours in June and 6.3 hours in December, placing it above the U.S. average for solar exposure.

10 hrs

6.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$953,000 – $1.15M

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OPEN TODAY, 2PM TO 5PM

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Home values near 12121 Stewarton Dr

Data from public records.

Address	Redfin Estimate
12100 Stewarton Dr, Porter Ranch, CA 4 Beds \| 2.5 Baths \| 2549 Sq. Ft.	$1,300,932
12124 Stewarton Dr, Porter Ranch, CA 3 Beds \| 3 Baths \| 2783 Sq. Ft.	$1,245,452

Address	Redfin Estimate
12112 Stewarton Dr, Porter Ranch, CA 3 Beds \| - Baths \| 2783 Sq. Ft.	$1,240,997
12128 Stewarton Dr, Porter Ranch, CA 4 Beds \| 2.5 Baths \| 2542 Sq. Ft.	$1,177,991

Address	Redfin Estimate
12118 Stewarton Dr, Porter Ranch, CA 4 Beds \| 2 Baths \| 1780 Sq. Ft.	$1,074,476
12053 Stewarton Dr, Porter Ranch, CA 3 Beds \| 2 Baths \| 2182 Sq. Ft.	$1,266,010

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in Porter Ranch, CA

Sale history for 12121 Stewarton Dr

Tax history for 12121 Stewarton Dr

Permits

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91326

Home values near 12121 Stewarton Dr

More real estate resources