Google street view image for 18817 Casa Ln, Porter Ranch, CA 91326

Off market

$1,315,761

•

3 ba

•

2,890

sq ft

18817 Casa Ln, Porter Ranch, CA 91326

About this home

18817 Casa Ln is a 2,890 square foot house on a 10,188 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Porter Ranch data, we estimate the home's value is $1,315,761.

Single-familyProperty Type

1977Year Built

10,188 sq ftLot Size

$455Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,315,761

$15K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.1% lower than the average sale price ($1.37M) of 6 comparable homes.

SOLD SEP 25, 2026
$1,450,000
A
4 beds3 baths2,692 sq ft
19051 Brasilia Dr, Porter Ranch, CA 91326
SOLD AUG 3, 2026
$1,600,000
B
4 beds3 baths3,047 sq ft
19208 Vista Grande Way, Porter Ranch, CA 91326
SOLD OCT 16, 2026
$1,180,000
C
4 beds3 baths2,301 sq ft
19100 Merion, Porter Ranch, CA 91326
SOLD SEP 29, 2026
$1,212,500
D
4 beds3 baths2,228 sq ft
18599 Calle Vis, Porter Ranch, CA 91326
SOLD AUG 25, 2026
$1,500,000
E
4 beds3 baths3,208 sq ft
11894 Darby Ave, Porter Ranch, CA 91326
SOLD SEP 9, 2026
$1,290,000
F
4 beds3 baths2,727 sq ft
11756 Monte Leon, Porter Ranch, CA 91326

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Earn from this home

Sell

$1,243,401

Est. take-home

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Rent

$6,038/mo

Redfin rental estimate

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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

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5 beds3 baths2,505 sq ft
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5 beds6 baths5,067 sq ft
20218 W Liverpool Way, Porter Ranch, CA 91326
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OPEN TODAY, 1PM TO 4PM
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OPEN TODAY, 1PM TO 4PM
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Acquire'd
See all

Provided by Redfin

Sale history for 18817 Casa Ln

As the MLS and public records start to fill up, we'll list the details here.

Year

Property tax

Land + Additions

Assessment*

2025

$7,594 (+0.9%)

$211,313 + $401,520

$612,833

2024

$7,526 (+1.9%)

$207,170 + $393,648

$600,818

2023

$7,386 (+4.7%)

$203,108 + $385,930

$589,038

2022

$7,053 (+1.4%)

$199,126 + $378,363

$577,489

2021

$6,955 (−0.9%)

$195,222 + $370,945

$566,167

2020

$7,019 (+3.9%)

$191,395 + $363,672

$555,067

2019

$6,752 (+2.1%)

$189,433 + $359,943

$549,376

2018

$6,611 (+2.2%)

$185,719 + $352,886

$538,605

2017

$6,468 (+2.7%)

$178,508 + $339,184

$517,692

2016

$6,297 (+1.4%)

$178,508 + $339,184

$517,692

2015

$6,207 (−0.4%)

$175,008 + $332,534

$507,542

2014

$6,233 (−1.3%)

$169,004 + $321,124

$490,128

2012

$6,314 (+3.2%)

$168,241 + $319,673

$487,914

2011

$6,120 (−1.1%)

$164,943 + $313,405

$478,348

2010

$6,186 (+3.7%)

$161,709 + $307,260

$468,969

2009

$5,965 (+4.4%)

$160,501 + $304,964

$465,465

2008

$5,715

$160,883 + $305,689

$466,572

Tax history for 18817 Casa Ln

Year

Property tax

Land + Additions

Assessment*

2025

$7,594 (+0.9%)

$211,313 + $401,520

$612,833

2024

$7,526 (+1.9%)

$207,170 + $393,648

$600,818

2023

$7,386 (+4.7%)

$203,108 + $385,930

$589,038

2022

$7,053 (+1.4%)

$199,126 + $378,363

$577,489

2021

$6,955 (−0.9%)

$195,222 + $370,945

$566,167

2020

$7,019 (+3.9%)

$191,395 + $363,672

$555,067

2019

$6,752 (+2.1%)

$189,433 + $359,943

$549,376

2018

$6,611 (+2.2%)

$185,719 + $352,886

$538,605

2017

$6,468 (+2.7%)

$178,508 + $339,184

$517,692

2016

$6,297 (+1.4%)

$178,508 + $339,184

$517,692

2015

$6,207 (−0.4%)

$175,008 + $332,534

$507,542

2014

$6,233 (−1.3%)

$169,004 + $321,124

$490,128

2012

$6,314 (+3.2%)

$168,241 + $319,673

$487,914

2011

$6,120 (−1.1%)

$164,943 + $313,405

$478,348

2010

$6,186 (+3.7%)

$161,709 + $307,260

$468,969

2009

$5,965 (+4.4%)

$160,501 + $304,964

$465,465

2008

$5,715

$160,883 + $305,689

$466,572

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

Property details

Interior

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

Exterior

Property Information
Subdivision Name: 21196
Living Sq. Ft: 2,890
# of Units: 1
Legal Description: TR=21196 LOT 77

Lot Information
# of Buildings: 1
Land Sq. Ft: 10,188
Legal Lot Number: 77
Municipality Name: LOS ANGELES
Acres: 0.2339
Depth Footage: 116
Front Footage: 91
Zoning Code: LARE9
County Use Description: SINGLE FAMILY RESID

Location Information
Parcel Location Influence: Cul-De-Sac

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,890
Stories: —
Lot Size: 10,188 square feet
Style: Single Family Residential
Year Built: 1977
Year Renovated: 1977
County: Los Angeles County
APN: 2872013023

Home facts updated by county records on Oct 5, 2026

Around this home

Schools

K - 12
Preschool & daycare

Castlebay Lane Charter School

Charter K-5 • Assigned • 0.7mi

10/10

Robert Frost Middle School

Public 6-8 • Assigned • 1.8mi

9/10

Valley Academy Of Arts And Sciences

Public 9-12 • Assigned • 2.7mi

7/10

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

24% 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

$1.25M – $1.51M

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Acquire'd

Home values near 18817 Casa Ln

Data from public records.

Address	Redfin Estimate
18814 Casa Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 2552 Sq. Ft.	$1,263,247
18801 Casa Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 2279 Sq. Ft.	$1,218,475
11849 Killimore Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 3301 Sq. Ft.	$1,483,094
11718 La Tierra Ct, Porter Ranch, CA 4 Beds \| - Baths \| 2279 Sq. Ft.	$1,171,779
11735 La Tierra Ct, Porter Ranch, CA 3 Beds \| 2 Baths \| 1818 Sq. Ft.	$1,087,701
11840 Killimore Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 2552 Sq. Ft.	$1,352,628
11826 Killimore Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 2646 Sq. Ft.	$1,388,007

Address	Redfin Estimate
18821 Casa Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 2228 Sq. Ft.	$1,458,041
11841 Killimore Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 2646 Sq. Ft.	$1,488,387
11738 La Tierra Ct, Porter Ranch, CA 3 Beds \| 2 Baths \| 1587 Sq. Ft.	$1,085,429
11715 La Tierra Ct, Porter Ranch, CA 4 Beds \| 3 Baths \| 2552 Sq. Ft.	$1,334,734
11745 La Tierra Ct, Porter Ranch, CA 4 Beds \| 3 Baths \| 2646 Sq. Ft.	$1,248,943
11834 Killimore Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 2646 Sq. Ft.	$1,346,902
11742 Baird Ave, Porter Ranch, CA 6 Beds \| 3 Baths \| 3200 Sq. Ft.	$1,485,476

Address	Redfin Estimate
18805 Casa Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 2918 Sq. Ft.	$1,445,978
11845 Killimore Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 2272 Sq. Ft.	$1,385,049
11728 La Tierra Ct, Porter Ranch, CA 4 Beds \| 3 Baths \| 2890 Sq. Ft.	$1,345,800
11725 La Tierra Ct, Porter Ranch, CA 4 Beds \| 3 Baths \| 2286 Sq. Ft.	$1,373,609
11846 Killimore Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 3053 Sq. Ft.	$1,450,905
11830 Killimore Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 2552 Sq. Ft.	$1,482,610
11738 Baird Ave, Porter Ranch, CA 5 Beds \| 4 Baths \| 4074 Sq. Ft.	$1,598,818

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About this home

Redfin Estimate

Earn from this home

Market trends in Porter Ranch, CA

Sale history for 18817 Casa Ln

Tax history for 18817 Casa Ln

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 18817 Casa Ln

More real estate resources