Google street view image for 11421 Porter Valley Dr, Porter Ranch, CA 91326

Off market may 2004 for $725K

$1,434,218

Est. refi paymentEst. refi $3,149/mo

•

2,777

sq ft

11421 Porter Valley Dr, Porter Ranch, CA 91326

About this home

11421 Porter Valley Dr is a 2,777 square foot multi-family home on a 9,138 square foot lot with 5 bedrooms and 4 bathrooms. - it last sold on May 14, 2004 for $725,500. Based on Redfin's Porter Ranch data, we estimate the home's value is $1,434,218.

Multi-familyProperty Type

1973Year Built

9,138 sq ftLot Size

$516Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,434,218

$709K since sold in May 2004$8,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 8.6% higher than the average sale price ($1.32M) of 5 comparable homes.

SOLD OCT 16, 2026
$1,180,000
A
4 beds3 baths2,301 sq ft
19100 Merion, Porter Ranch, CA 91326
SOLD JUN 18, 2026
$1,310,000
B
4 beds3 baths2,301 sq ft
19364 Pauma Valley Dr, Porter Ranch, CA 91326
SOLD JUN 22, 2026
$1,260,000
C
4 beds3 baths2,301 sq ft
11743 Pala Mesa, Porter Ranch, CA 91326
Brandolino Group
SOLD JUL 13, 2026
$1,570,000
D
4 beds3 baths2,115 sq ft
11523 Yolanda Ave, Porter Ranch, CA 91326
SOLD OCT 8, 2026
$1,283,994
E
4 beds2 baths2,258 sq ft
11717 Monte Leon Way, Porter Ranch, CA 91326

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Earn from this home

Sell

$1,140,444

Est. take-home

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Est. cash available

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Market trends in Porter Ranch, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.2%

+0.0% MoM

Median sale price

$1.2M

$57K MoM

Avg. days on market

41d

2 days MoM

Recently sold homes

9 MoM

New listings for sale

COMING SOON
$2,749,000
4 beds5 baths4,730 sq ft
20115 Via Cellini, Porter Ranch, CA 91326
COMING SOON
$1,690,000
5 beds3 baths2,505 sq ft
12216 Beaufait Ave, Porter Ranch, CA 91326
OPEN SUN, 1PM TO 3PM
$3,295,000
5 beds6 baths5,067 sq ft
20218 W Liverpool Way, Porter Ranch, CA 91326
COMING SOON
$1,100,000
3 beds2 baths2,182 sq ft
12033 Dunblane Ave, Porter Ranch, CA 91326
Berkshire Hathaway HomeService
OPEN SUN TO 3PM
$2,099,000
5 beds4.5 baths3,921 sq ft
20403 Via Medici, Porter Ranch, CA 91326
$1,299,000
4 beds3 baths2,829 sq ft
19518 Nashville, Porter Ranch, CA 91326
$995,000
3 beds2 baths1,518 sq ft
10907 Darby, Porter Ranch, CA 91326
$1,498,700
6 beds4 baths3,086 sq ft
18605 Kenya, Porter Ranch, CA 91326
OPEN SUN, 1PM TO 4PM
$1,150,000
3 beds2 baths1,429 sq ft
11546 Viking, Porter Ranch, CA 91326
Acquire'd
See all

Provided by Redfin

Sale history for 11421 Porter Valley Dr

Year

Property tax

Land + Additions

Assessment*

2025

$13,996 (+1.3%)

$420,701 + $734,171

$1,154,872

2024

$13,812 (+2.6%)

$412,452 + $719,776

$1,132,228

2023

$13,464 (+4.8%)

$404,365 + $705,663

$1,110,028

2022

$12,841 (+16.5%)

$396,437 + $691,827

$1,088,264

2021

$11,020 (+4.3%)

$388,664 + $678,262

$1,066,926

2020

$10,568 (+2.1%)

$356,300 + $548,700

$905,000

2019

$10,350 (+10.6%)

$341,200 + $511,300

$852,500

2018

$9,361 (+0.3%)

$341,200 + $511,300

$852,500

2017

$9,334 (+5.6%)

$305,000 + $457,000

$762,000

2016

$8,837

$305,000 + $457,000

$762,000

2015

$8,838 (−2.3%)

$290,000 + $434,000

$724,000

2014

$9,043 (+31.3%)

$290,000 + $434,000

$724,000

2012

$6,888 (+1.3%)

$244,000 + $365,000

$609,000

2011

$6,798 (−1.8%)

$210,800 + $316,100

$526,900

2010

$6,923 (+4.0%)

$210,800 + $316,100

$526,900

2009

$6,659 (−30.4%)

$210,800 + $316,100

$526,900

2008

$9,571

$210,800 + $316,100

$526,900

Tax history for 11421 Porter Valley Dr

Year

Property tax

Land + Additions

Assessment*

2025

$13,996 (+1.3%)

$420,701 + $734,171

$1,154,872

2024

$13,812 (+2.6%)

$412,452 + $719,776

$1,132,228

2023

$13,464 (+4.8%)

$404,365 + $705,663

$1,110,028

2022

$12,841 (+16.5%)

$396,437 + $691,827

$1,088,264

2021

$11,020 (+4.3%)

$388,664 + $678,262

$1,066,926

2020

$10,568 (+2.1%)

$356,300 + $548,700

$905,000

2019

$10,350 (+10.6%)

$341,200 + $511,300

$852,500

2018

$9,361 (+0.3%)

$341,200 + $511,300

$852,500

2017

$9,334 (+5.6%)

$305,000 + $457,000

$762,000

2016

$8,837

$305,000 + $457,000

$762,000

2015

$8,838 (−2.3%)

$290,000 + $434,000

$724,000

2014

$9,043 (+31.3%)

$290,000 + $434,000

$724,000

2012

$6,888 (+1.3%)

$244,000 + $365,000

$609,000

2011

$6,798 (−1.8%)

$210,800 + $316,100

$526,900

2010

$6,923 (+4.0%)

$210,800 + $316,100

$526,900

2009

$6,659 (−30.4%)

$210,800 + $316,100

$526,900

2008

$9,571

$210,800 + $316,100

$526,900

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

Permits

Feb 12, 2020 • Final

Bldg-alter/repair

Revise the slope of the roof for a patio cover. There will be no change to the maximum height of the roof.

Remodel

Feb 12, 2020 • Final

Bldg-addition

Construct a new attached accessory dwelling unit and a new covered patio to an existing single-family home.

Addition

ADU

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: 28643
Living Sq. Ft: 2,301
# of Units: 1
Legal Description: TRACT NO 28643 LOT 51

Lot Information
# of Buildings: 2
Land Sq. Ft: 9,138
Legal Lot Number: 51
Municipality Name: LOS ANGELES
Acres: 0.2098
Depth Footage: 114
Front Footage: 83
Zoning Code: LARE11
County Use Description: SINGLE FAMILY RESID W/ADU

Location Information
Parcel Location Influence: Golf Course

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 5
Baths: 4.0
Sq. Ft.: 2,777
Stories: —
Parking Spaces: —
Basement: No
Accessible: No
Lot Size: 9,138 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1973
Year Renovated: 1973
County: Los Angeles County
APN: 2822037012
HOA Dues: —
Garage: Yes
Features: Views

Home facts updated by owner on Oct 25, 2024

Around this home

Schools

K - 12
Preschool & daycare

Castlebay Lane Charter School

Charter K-5 • Assigned • 1.1mi

10/10

Robert Frost Middle School

Public 6-8 • Assigned • 2.5mi

9/10

Northridge Academy High

Public 9-12 • Assigned • 2.8mi

6/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Porter Ranch is best known for its upscale homes and scenic views, offering a luxurious suburban lifestyle. The area features well-planned communities, abundant parks, and access to hiking trails, making it ideal for those who enjoy outdoor...
3 weeks ago • Porter Ranch
Scott Reiber
Redfin Premier agent
349 deals
Was this helpful?
The Los Angeles market is becoming more balanced, with buyers gaining a little more negotiating room as homes take longer to sell and price reductions become more common. Well-priced homes in desirable neighborhoods can still attract strong interest....
1 week ago • Los Angeles
Sang Ur
Redfin Premier agent
124 deals
Was this helpful?
LA real estate remains resilient, with long-term demand, limited desirable inventory, and strong neighborhood-by-neighborhood opportunities. For savvy buyers and sellers, the current market creates opportunities to negotiate strategically and build...
2 weeks ago • Los Angeles
Phil Robinson
Redfin agent
59 deals
Was this helpful?
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,...
2 months ago • Los Angeles
Peter Santos
Redfin Premier agent
87 deals
Was this helpful?

Climate risks

1/10 Flood Factor

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

7/10 Fire Factor

21% chance of being in a wildfire in next 30 years

5/10 Heat Factor

5 days above 100° expected this year, 13 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

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

$1.36M – $1.65M

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Acquire'd

Home values near 11421 Porter Valley Dr

Data from public records.

Address	Redfin Estimate
11406 Porter Valley Dr, Porter Ranch, CA 4 Beds \| 3 Baths \| 2301 Sq. Ft.	$1,427,512
11428 Porter Valley Dr, Porter Ranch, CA 5 Beds \| 3 Baths \| 2494 Sq. Ft.	$1,408,375
11446 Porter Valley Dr, Porter Ranch, CA 5 Beds \| 3 Baths \| 2494 Sq. Ft.	$1,293,447
11457 Porter Valley Dr, Porter Ranch, CA 5 Beds \| 3 Baths \| 2494 Sq. Ft.	$1,287,945
11439 Porter Valley Dr, Porter Ranch, CA 4 Beds \| 3 Baths \| 2661 Sq. Ft.	$1,310,965
11409 Porter Valley Dr, Porter Ranch, CA 4 Beds \| 3 Baths \| 2301 Sq. Ft.	$1,465,969
11355 Porter Valley Dr, Porter Ranch, CA 5 Beds \| 3.5 Baths \| 2895 Sq. Ft.	$1,499,799

Address	Redfin Estimate
11412 Porter Valley Dr, Porter Ranch, CA 4 Beds \| 3 Baths \| 2303 Sq. Ft.	$1,237,070
11434 Porter Valley Dr, Porter Ranch, CA 4 Beds \| 3 Baths \| 2301 Sq. Ft.	$1,219,891
11452 Porter Valley Dr, Porter Ranch, CA 3 Beds \| 2 Baths \| 1578 Sq. Ft.	$1,054,684
11453 Porter Valley Dr, Porter Ranch, CA 3 Beds \| 2 Baths \| 1857 Sq. Ft.	$1,188,301
11431 Porter Valley Dr, Porter Ranch, CA 3 Beds \| 2 Baths \| 1961 Sq. Ft.	$1,494,572
11401 Porter Valley Dr, Porter Ranch, CA 3 Beds \| 2 Baths \| 1857 Sq. Ft.	$1,226,767
19161 Merion Dr, Porter Ranch, CA 3 Beds \| 2 Baths \| 1857 Sq. Ft.	$1,089,021

Address	Redfin Estimate
11420 Porter Valley Dr, Porter Ranch, CA 4 Beds \| 3 Baths \| 2301 Sq. Ft.	$1,253,778
11440 Porter Valley Dr, Porter Ranch, CA 4 Beds \| 3 Baths \| 2353 Sq. Ft.	$1,312,055
11456 Porter Valley Dr, Porter Ranch, CA 4 Beds \| 3 Baths \| 2806 Sq. Ft.	$1,436,682
11447 Porter Valley Dr, Porter Ranch, CA 4 Beds \| 3 Baths \| 2303 Sq. Ft.	$1,261,044
11415 Porter Valley Dr, Porter Ranch, CA 4 Beds \| - Baths \| 2303 Sq. Ft.	$1,305,942
11359 Porter Valley Dr, Porter Ranch, CA 5 Beds \| 3 Baths \| 2494 Sq. Ft.	$1,330,028
19115 Pala Mesa Pl, Porter Ranch, CA 5 Beds \| 3 Baths \| 2518 Sq. Ft.	$1,345,995

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About this home

Redfin Estimate

Earn from this home

Market trends in Porter Ranch, CA

Sale history for 11421 Porter Valley Dr

Tax history for 11421 Porter Valley 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 11421 Porter Valley Dr

More real estate resources