19136 Castlebay Ln, Porter Ranch, CA 91326

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Off market dec 2022 for $1.1M

$1,336,463

Est. refi paymentEst. refi $8,043/mo

•

2,310

sq ft

19136 Castlebay Ln, Porter Ranch, CA 91326

About this home

Location Location Location. The number one value driver in Realestate Welcome home to 19136 Castle Bay Ln. Centrally located near Shopping, Entertainment, Transportation, Dining and much more this 4 bed, 3 bath 2 car 1 Office/ Bonus room single family home with private pool will leave you looking no further. Award winning schools from elementary up-to high school - Castle bay Lane Elementary, Robert Frost Middle School and Granada Hills charter High School! Backyard fully revamped, Recently updated with new kitchen, bath floor and yard this home is a hidden gem. The downstairs office has potential for expansion to be expanded into a 5th bedroom. With the ability to walk your kids to the local schools or park, don't miss out on this once in a life time opportunity on a prime home in a prime location.

Single-familyProperty Type

1966Year Built

8,284 sq ftLot Size

$579Est. Price/Sq.Ft.

2 car garageParking

Listed by Christopher Helmich •DRE #01995963 • RE/MAX Galaxy

Contact: 909-525-2996

Bought with Anahit Karapetyan •DRE #02112454 • Prime Realty Center

Redfin checked: 2 minutes ago

•Source:CRMLS #TR22220077

Redfin Estimate

$1,336,463

$146K since sold in December 2022$2,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 9.6% higher than the average sale price ($1.22M) of 6 comparable homes.

SOLD SEP 23, 2026
11833 Preston Trails Ave, Porter Ranch, CA 91326
$1,055,000
A
4 beds3 baths2,620 sq ft
11833 Preston Trails Ave, Porter Ranch, CA 91326
Coldwell Banker Realty
SOLD NOV 18, 2025
$1,155,000
B
5 beds3 baths2,450 sq ft
19034 Killoch Way, Porter Ranch, CA 91326
SOLD MAY 11, 2026
$1,300,000
C
4 beds3 baths2,450 sq ft
18931 Kinbrace St, Porter Ranch, CA 91326
SOLD DEC 23, 2025
$1,274,000
D
4 beds3 baths2,450 sq ft
19015 Braemore Rd, Porter Ranch, CA 91326
SOLD JUL 24, 2026
$1,286,000
E
4 beds3 baths2,436 sq ft
18778 Algiers St, Porter Ranch, CA 91326
SOLD MAR 27, 2026
$1,249,000
F
4 beds3 baths2,378 sq ft
19081 Braemore Rd, Porter Ranch, CA 91326

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Earn from this home

Sell

$379,982

Est. take-home

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Refinance

Est. cash available

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Rent

$5,364/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%

+0.0% 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

VIDEO TOUR
$1,274,900
5 beds3 baths2,450 sq ft
18854 Muirkirk, Porter Ranch, CA 91326
$1,195,000
4 beds3 baths2,814 sq ft
12026 Falcon Crst, Porter Ranch, CA 91326
$1,420,000
4 beds3 baths2,399 sq ft
20609 W Chestnut Cir, Porter Ranch, CA 91326
VIDEO TOUR
$850,000
2 beds2.5 baths1,399 sq ft
11501 Meleto, Porter Ranch, CA 91326
$1,170,000
5 beds2.5 baths1,944 sq ft
19776 Ahwanee Ln, Porter Ranch, CA 91326
$949,950
2 beds2 baths1,418 sq ft
18658 Brymer St, Porter Ranch, CA 91326
$1,325,000
5 beds3 baths2,618 sq ft
19309 Olympia St, Porter Ranch, CA 91326
COMING SOON
$3,295,000
5 beds6 baths5,067 sq ft
20218 W Liverpool Way, Porter Ranch, CA 91326
VIDEO TOUR
$2,099,000
5 beds5 baths4,116 sq ft
20362 Via Galileo, Porter Ranch, CA 91326
$2,649,000
4 beds4.5 baths5,492 sq ft
20239 Jubilee Way W, Porter Ranch, CA 91326
See all

Provided by Redfin

Sale history for 19136 Castlebay Ln

Date

Event

Price

CRMLS #TR22220077

Dec 23, 2022

Sold

$1,190,000

$515/sq ft

Nov 10, 2022

Contingent

—

Oct 25, 2022

Price Changed

$1,250,000

$541/sq ft

Oct 23, 2022

Price Changed

$1,298,000

$562/sq ft

Oct 11, 2022

Listed

$1,299,000

$562/sq ft

CRMLS #SR21145888

Oct 4, 2021

Sold

$1,150,000

$498/sq ft

Aug 20, 2021

Pending

—

Jul 18, 2021

Relisted

—

Jul 16, 2021

Contingent

—

Jul 7, 2021

Listed

$1,099,999

$476/sq ft

Recently remodeled 4-bedroom, 3-bathroom plus 1 DOWNSTAIRS OFFICE/DEN CAN BE USED AS A 5TH BEDROOM. This property offers upgraded appliances, cozy fireplace, is freshly painted, has mountain views, pool, play place and so much more! Remodeled kitchen and new tile backsplash. Beautiful new tile/laminate flooring throughout the house. Double door entry leads to a large open concept living area with a fireplace and lots of natural light. Stunning swimming pool with fence, perfect for a Southern California Summer. Kitchen and master bedroom windows overlook the stunning backyard and pool area. Dimmable recessed lights throughout the house. DIRECT GARAGE ACCESS TO KITCHEN. Modern upgrades offer a luxurious feel to every part of the home. Located near top rated public schools. Entertainment and Dining near the Vineyards at Porter Ranch and Porter Ranch Town Center. Close to Kaiser Permanente, Whole Foods Market, AMC theatre, LA Fitness, Peet’s Coffee, Nordstrom and Walmart. Don’t miss out on this beautiful home!

CRMLS #SR18147733

Sep 18, 2018

Sold

$760,000

$329/sq ft

Aug 15, 2018

Contingent

—

Aug 10, 2018

Price Changed

$780,000

$338/sq ft

Aug 9, 2018

Price Changed

$770,000

$333/sq ft

Jul 23, 2018

Relisted

—

Jul 12, 2018

Contingent

—

Jun 20, 2018

Listed

$780,000

$338/sq ft

Welcome to this charming Two Story Pool Home! Priced at an excellent value and an exceptional Porter Ranch location. Double door entry leads to light and bright floorplan that features a large living room with gas fireplace and wood flooring. Dinning area with sliding glass door leads to the large and private backyard. This home also offers 4 bedrooms, 3 baths, plus an office/den which could also be used as the 5th bedroom. Spacious kitchen with an eating area opens to the side yard. 2,310 sqft. of living space & 8,284 sqft lot size. Attached two car garage. A sparkling pool and entertainment area is ideal for your family and friends, Located in a highly desirable award winning school district with Castlebay Lane Elementary & Granada Charter high school.

CRMLS #F1729342

Sep 6, 2007

Listing Removed

—

Aug 18, 2007

Price Changed

$769,000

$333/sq ft

Aug 15, 2007

Listed

$819,000

$355/sq ft

Public Records

Sep 12, 1984

Sold

$172,500

$75/sq ft

Public Records

Dec 29, 1972

Sold

$36,000

$16/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$15,207 (+1.2%)

$989,151 + $273,685

$1,262,836

2024

$15,024 (+2.0%)

$969,756 + $268,319

$1,238,075

2023

$14,735 (+7.0%)

$950,742 + $263,058

$1,213,800

2022

$13,777 (+42.9%)

$932,100 + $257,900

$1,190,000

2021

$9,642 (−1.0%)

$851,900 + $298,100

$1,150,000

2020

$9,737 (+4.0%)

$571,964 + $211,266

$783,230

2019

$9,358 (+139.1%)

$566,100 + $209,100

$775,200

2018

$3,915 (+2.2%)

$555,000 + $205,000

$760,000

2017

$3,830 (+2.9%)

$120,750 + $181,132

$301,882

2016

$3,721 (+1.4%)

$120,750 + $181,132

$301,882

2015

$3,668 (−0.5%)

$118,383 + $177,581

$295,964

2014

$3,687 (−1.3%)

$114,321 + $171,488

$285,809

2012

$3,734 (+3.0%)

$113,805 + $170,713

$284,518

2011

$3,625 (−1.0%)

$111,574 + $167,366

$278,940

2010

$3,663 (+3.7%)

$109,387 + $164,085

$273,472

2009

$3,533 (+4.3%)

$108,570 + $162,859

$271,429

2008

$3,389

$108,828 + $163,246

$272,074

Tax history for 19136 Castlebay Ln

Year

Property tax

Land + Additions

Assessment*

2025

$15,207 (+1.2%)

$989,151 + $273,685

$1,262,836

2024

$15,024 (+2.0%)

$969,756 + $268,319

$1,238,075

2023

$14,735 (+7.0%)

$950,742 + $263,058

$1,213,800

2022

$13,777 (+42.9%)

$932,100 + $257,900

$1,190,000

2021

$9,642 (−1.0%)

$851,900 + $298,100

$1,150,000

2020

$9,737 (+4.0%)

$571,964 + $211,266

$783,230

2019

$9,358 (+139.1%)

$566,100 + $209,100

$775,200

2018

$3,915 (+2.2%)

$555,000 + $205,000

$760,000

2017

$3,830 (+2.9%)

$120,750 + $181,132

$301,882

2016

$3,721 (+1.4%)

$120,750 + $181,132

$301,882

2015

$3,668 (−0.5%)

$118,383 + $177,581

$295,964

2014

$3,687 (−1.3%)

$114,321 + $171,488

$285,809

2012

$3,734 (+3.0%)

$113,805 + $170,713

$284,518

2011

$3,625 (−1.0%)

$111,574 + $167,366

$278,940

2010

$3,663 (+3.7%)

$109,387 + $164,085

$273,472

2009

$3,533 (+4.3%)

$108,570 + $162,859

$271,429

2008

$3,389

$108,828 + $163,246

$272,074

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

Public record

Public record
Permits

Beds

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

8,287 Sq. Ft.

Year renovated

1966

Sq. Ft.

2,310

Year built

1966

Style

Single Family Residential

County

Los Angeles County

APN

2820010014

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 15, 2026.

Dec 16, 2025 • Final

Bldg-alter/repair

Revise existing plans to include the addition of a covered balcony.

Addition

Dec 7, 2025 • Active

Electrical

Replace the existing electrical service panel with a new 200 amp service panel.

Electrical

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

Parking

Parking / Garage Information
Attached Garage
# of Garage Spaces: 2
# of Parking Spaces: 2

Interior

Laundry Information
Has Laundry
Inside

Kitchen Information
Appliances: Dishwasher, Garbage Disposal, Gas Oven, Gas Range, Gas Water Heater, Microwave, Water Heater Unit
Has Appliances

Bathroom Information
# of Baths (Full): 3
Bathtub, Shower in Tub, Double sinks in bath(s)

Cooling Information
Central, Energy Star
Has Cooling

Room Information
Bonus Room, Dressing Area, Family Room, Game Room, Great Room, Kitchen, Living Room, Primary Bathroom, Primary Bedroom, Primary Suite

Fireplace Information
Living Room
Has Fireplace

Heating Information
Central Furnace
Has Heating

Interior Features
Ceiling Fan, Stone Counters, Storage Space
Levels: Two
Main Level Bathrooms: 1
Main Level Bedrooms: 1
Security Features: Smoke Detector

Exterior

Exterior Information
Structure Type: House

Exterior Features
Pool Features: Private
Has Pool

Lot Information
Elevation Units: Feet
Lot Size Source: Assessor's Data
Lot Features: Back Yard, Down Slope from Street, Front Yard, Gentle Slope, Landscaped

Property Information
Total # of Units: 1
Common Walls: No Common Walls
Living Area Source: Assessor's Data
Parcel Number: 2820010014
Total # of Stories: 2
Has View
Year Built Source: Assessor

Financial

Assesments Information
Assessments: Unknown

Utilities

Utilities Information
Sewer: Public Sewer
Water Source: District/Public

Location

Neighborhood Information
Community Features: Sidewalks, Storm Drains, Street Lighting

School Information
High School District: Porterville Unified

Location Information
Latitude: 34.29427800
Longitude: -118.55023400
Directions: on street
Zoning: LARS

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,310
Stories: —
Lot Size: 8,287 square feet
Style: Single Family Residential
Year Built: 1966
Year Renovated: 1966
County: Los Angeles County
APN: 2820010014

Home facts updated by county records on Oct 15, 2026

Other

Listing Information
IDX Contact Info: 909-525-2996
Days Active in MLS: 28
Continuous Days Active in MLS: 28

Listing Agent Information
List Agent First Name: Christopher
List Agent Last Name: Helmich

Listing Office Information
List Office Name: RE/MAX Galaxy

Selling Agent Information
Buyer Agent First Name: Anahit
Buyer Agent Last Name: Karapetyan

Selling Office Information
Buyer Office Name: Prime Realty Center

Around this home

Schools

Castlebay Lane Charter School

Charter K-5 • Assigned • 0.2mi

10/10

Robert Frost Middle School

Public 6-8 • Assigned • 2.2mi

9/10

Valley Academy Of Arts And Sciences

Public 9-12 • Assigned • 3.6mi

7/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

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Climate risks

1/10 Flood Factor

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

8/10 Fire Factor

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

5/10 Heat Factor

5 days above 100° expected this year, 14 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

$1.27M – $1.54M

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Home values near 19136 Castlebay Ln

Data from public records.

Address	Redfin Estimate
19111 Castlebay Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 2465 Sq. Ft.	$1,254,579
12207 Castlebay Pl, Porter Ranch, CA 4 Beds \| 3 Baths \| 2378 Sq. Ft.	$1,313,460

Address	Redfin Estimate
19173 Castlebay Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 2366 Sq. Ft.	$1,242,996
12215 Castlebay Pl, Porter Ranch, CA 3 Beds \| - Baths \| 2450 Sq. Ft.	$1,266,116

Address	Redfin Estimate
12201 Castlebay Pl, Porter Ranch, CA 3 Beds \| 2.5 Baths \| 2446 Sq. Ft.	$1,278,327
12216 Castlebay Pl, Porter Ranch, CA 4 Beds \| 3 Baths \| 2378 Sq. Ft.	$1,292,019

Property information provided by CRMLS when last listed in 2022. This data may not match . Learn more.

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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 19136 Castlebay Ln

Tax history for 19136 Castlebay Ln

Public record

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 19136 Castlebay Ln

More real estate resources