Google street view image for 18730 CAITHNESS St, Porter Ranch, CA 91326

Off market apr 2010 for $599K

$1,257,463

Est. refi paymentEst. refi $3,103/mo

•

2,182

sq ft

18730 CAITHNESS St, Porter Ranch, CA 91326

About this home

Gorgeously Upgraded Porter Ranch single story home located in highly desirable North of Rinaldi neighborhood with mountain and partial city views. Highlighted by a light & bright floor plan offering 3 bedrooms, 2 bathrooms, spacious living room with sitting area and fireplace, formal dining area overlooking pool, large family room with nice built-ins and beautifully updated kitchen with granite counters, tons of cabinet space, quality newer built-in appliances plus a breakfast nook. Expansive master suite boasts his & her closets, sliding glass door to rear grounds, and private updated bath with dual sinks & vanity area. Entertainer s rear yard has sparkling pool, spa, fire-pit, mature landscaping and a view. Additional amenities include: Central air & heat, recessed lighting, crown moldings, smooth ceilings, fresh interior paint, updated windows, plus a direct access 2 car garage. Walking distance to park and Castlebay Elementary school.

Single-familyProperty Type

1969Year Built

10,250 sq ftLot Size

$576Est. Price/Sq.Ft.

2 car garageParking

Listed by Richard Collins •DRE #00649479 • RE/MAX One

Bought with Todd Tisdell •DRE #01362944 • Citrus Grove RE & Lending Inc

Redfin checked: 3 minutes ago

•Source:CRMLS #F1832744

Redfin Estimate

$1,257,463

$658K since sold in April 2010$3,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 7% higher than the average sale price ($1.17M) of 6 comparable homes.

SOLD OCT 28, 2026
$1,225,000
A
3 beds2 baths2,037 sq ft
19110 Pala Mesa Pl, Porter Ranch, CA 91326
SOLD OCT 8, 2026
$1,150,000
B
4 beds2.5 baths2,552 sq ft
11856 Porter Valley Dr, Porter Ranch, CA 91326
SOLD OCT 8, 2026
$1,283,994
C
4 beds2 baths2,258 sq ft
11717 Monte Leon Way, Porter Ranch, CA 91326
SOLD AUG 19, 2026
$1,231,600
D
3 beds3 baths2,492 sq ft
12251 Derwent Ave, Porter Ranch, CA 91326
SOLD OCT 7, 2026
$1,202,500
E
3 beds2 baths1,818 sq ft
18590 Calle Vista Cir, Porter Ranch, CA 91326
SOLD SEP 3, 2026
$955,000
F
3 beds2 baths1,418 sq ft
11656 Amigo Ave, Porter Ranch, CA 91326

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Earn from this home

Sell

$905,260

Est. take-home

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Est. cash available

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Rent

$5,004/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

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5 beds6 baths5,067 sq ft
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Acquire'd
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Provided by Redfin

Sale history for 18730 CAITHNESS St

Year

Property tax

Land + Additions

Assessment*

2025

$9,636 (+1.1%)

$487,937 + $301,896

$789,833

2024

$9,529 (+1.9%)

$478,370 + $295,977

$774,347

2023

$9,348 (+4.8%)

$468,991 + $290,174

$759,165

2022

$8,921 (+1.3%)

$459,796 + $284,485

$744,281

2021

$8,807 (−1.0%)

$450,781 + $278,907

$729,688

2020

$8,891 (+4.0%)

$441,943 + $273,439

$715,382

2019

$8,547 (+1.6%)

$437,412 + $270,636

$708,048

2018

$8,409 (+2.2%)

$428,836 + $265,330

$694,166

2017

$8,225 (+2.5%)

$412,185 + $255,028

$667,213

2016

$8,028 (+1.5%)

$412,185 + $255,028

$667,213

2015

$7,912 (−0.4%)

$404,103 + $250,028

$654,131

2014

$7,942 (−1.3%)

$390,237 + $241,449

$631,686

2012

$8,046 (+3.3%)

$388,474 + $240,358

$628,832

2011

$7,787 (+321.8%)

$380,857 + $235,646

$616,503

2010

$1,846 (+3.4%)

$373,390 + $231,026

$604,416

2009

$1,785 (+3.8%)

$27,143 + $98,179

$125,322

2008

$1,720

$27,208 + $98,413

$125,621

Tax history for 18730 CAITHNESS St

Year

Property tax

Land + Additions

Assessment*

2025

$9,636 (+1.1%)

$487,937 + $301,896

$789,833

2024

$9,529 (+1.9%)

$478,370 + $295,977

$774,347

2023

$9,348 (+4.8%)

$468,991 + $290,174

$759,165

2022

$8,921 (+1.3%)

$459,796 + $284,485

$744,281

2021

$8,807 (−1.0%)

$450,781 + $278,907

$729,688

2020

$8,891 (+4.0%)

$441,943 + $273,439

$715,382

2019

$8,547 (+1.6%)

$437,412 + $270,636

$708,048

2018

$8,409 (+2.2%)

$428,836 + $265,330

$694,166

2017

$8,225 (+2.5%)

$412,185 + $255,028

$667,213

2016

$8,028 (+1.5%)

$412,185 + $255,028

$667,213

2015

$7,912 (−0.4%)

$404,103 + $250,028

$654,131

2014

$7,942 (−1.3%)

$390,237 + $241,449

$631,686

2012

$8,046 (+3.3%)

$388,474 + $240,358

$628,832

2011

$7,787 (+321.8%)

$380,857 + $235,646

$616,503

2010

$1,846 (+3.4%)

$373,390 + $231,026

$604,416

2009

$1,785 (+3.8%)

$27,143 + $98,179

$125,322

2008

$1,720

$27,208 + $98,413

$125,621

*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

10,135 Sq. Ft.

Year renovated

1969

Sq. Ft.

2,182

Year built

1969

Style

Single Family Residential

County

Los Angeles County

APN

2870002019

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 5, 2026.

May 9, 2023 • Final

Electrical

Remove and replace an existing dishwasher with a new unit of the same size.

Electrical

May 9, 2023 • Final

Swimming-pool/spa

Remodel a pool to reduce the depth and install a baja shelf.

Pool and hot tub

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

Interior

Laundry Information
In Garage

Kitchen Information
Appliances: Built-In, Convection Oven, Dishwasher, Electric Cooking, Gas Cooking, Range, Stove
Has Appliances
Breakfast Nook, Formal Dining Room

Bathroom Information
# of Baths (Full): 1
# of Baths (3/4): 1

Cooling Information
Central
Has Cooling

Room Information
Family Room, Formal Entry, Living Room

Fireplace Information
Gas, Living Room
Has Fireplace

Flooring Information
Laminated, Carpet, Wood

Heating Information
Central Furnace

Interior Features
Double Door Entry, Sliding Glass Door(s)
Built-Ins, Cathedral-Vaulted Ceilings, Crown Moldings, Open Floor Plan, Recessed Lighting
Levels: One
Spa Features: In Ground, Private
Has Spa
Window Features: Custom Covering

Exterior

Exterior Information
Roof: Concrete, Tile
Fencing: Blockwall
Has Fence
Construction Materials: Stucco, Wood

Exterior Features
Patio And Porch Features: Covered
Has Patio
Pool Features: In Ground, Private
Has Pool
Has Sprinklers

Lot Information
Lot Size Source: Assessor's Data
Lot Size Dimensions: 88 x 118
Lot Features: Corner Lot, Sprinklers Timer

Property Information
Common Walls: No Common Walls
Direction Faces: North
Living Area Source: Assessor's Data
Parcel Number: 2870002019
Property Condition: Updated/Remodeled
Has View
Year Built Source: Assessor

Utilities

Utilities Information
Water Source: District/Public

Location

School Information
High School District: Los Angeles Unified

Location Information
Latitude: 34.29581700
Longitude: -118.54190400
Other Subdivision Name: Porter Ranch
Directions: S/Sesnon & E/Reseda enter off Beaufait
Subdivision Name: Other (OTHR)

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 2,182
Stories: —
Lot Size: 10,135 square feet
Style: Single Family Residential
Year Built: 1969
Year Renovated: 1969
County: Los Angeles County
APN: 2870002019

Home facts updated by county records on Oct 5, 2026

Other

Listing Information
Days Active in MLS: 18
Continuous Days Active in MLS: 18

Listing Agent Information
List Agent First Name: Richard
List Agent Last Name: Collins

Listing Office Information
List Office Name: RE/MAX Olson & Associates,Inc.

Selling Agent Information
Buyer Agent First Name: Todd
Buyer Agent Last Name: Tisdell

Selling Office Information
Buyer Office Name: Citrus Grove RE & Lending Inc

Around this home

Schools

K - 12
Preschool & daycare

Castlebay Lane Charter School

Charter K-5 • Assigned • 0.4mi

10/10

Robert Frost Middle School

Public 6-8 • Assigned • 1.7mi

9/10

Valley Academy Of Arts And Sciences

Public 9-12 • Assigned • 3.3mi

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...
3 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

8/10 Fire Factor

28% chance of being in a wildfire in next 30 years

5/10 Heat Factor

6 days above 100° expected this year, 16 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

$1.20M – $1.45M

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Acquire'd

Home values near 18730 CAITHNESS St

Data from public records.

Address	Redfin Estimate
18731 Caithness St, Porter Ranch, CA 3 Beds \| 2 Baths \| 2182 Sq. Ft.	$1,204,512
18757 Caithness St, Porter Ranch, CA 4 Beds \| 3 Baths \| 2435 Sq. Ft.	$1,087,915
18756 Caithness St, Porter Ranch, CA 4 Beds \| 3 Baths \| 2435 Sq. Ft.	$1,297,601
18734 Lisburn Pl, Porter Ranch, CA 5 Beds \| 3 Baths \| 2505 Sq. Ft.	$1,112,599
18735 Lisburn Pl, Porter Ranch, CA 4 Beds \| 2 Baths \| 2094 Sq. Ft.	$1,161,789
12244 Darby Ave, Porter Ranch, CA 4 Beds \| 2 Baths \| 2094 Sq. Ft.	$1,087,121
12241 Beaufait Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 2435 Sq. Ft.	$1,246,288

Address	Redfin Estimate
18741 Caithness St, Porter Ranch, CA 4 Beds \| 3 Baths \| 2435 Sq. Ft.	$1,257,240
18765 Caithness St, Porter Ranch, CA 4 Beds \| 2 Baths \| 2094 Sq. Ft.	$1,104,638
18748 Caithness St, Porter Ranch, CA 3 Beds \| 3 Baths \| 2182 Sq. Ft.	$1,188,221
18730 Lisburn Pl, Porter Ranch, CA 4 Beds \| 3 Baths \| 2148 Sq. Ft.	$1,260,722
18741 Lisburn Pl, Porter Ranch, CA 3 Beds \| 2 Baths \| 2182 Sq. Ft.	$1,084,451
12255 Beaufait Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 2846 Sq. Ft.	$1,603,330
12233 Beaufait Ave, Porter Ranch, CA 4 Beds \| 3 Baths \| 2435 Sq. Ft.	$1,308,571

Address	Redfin Estimate
18749 Caithness St, Porter Ranch, CA 3 Beds \| 2 Baths \| 2182 Sq. Ft.	$1,124,547
18771 Caithness St, Porter Ranch, CA 4 Beds \| 2 Baths \| 2094 Sq. Ft.	$1,119,215
18740 Caithness St, Porter Ranch, CA 4 Beds \| - Baths \| 2734 Sq. Ft.	$1,396,222
18731 Lisburn Pl, Porter Ranch, CA 4 Beds \| 3 Baths \| 2734 Sq. Ft.	$1,184,906
18751 Lisburn Pl, Porter Ranch, CA 3 Beds \| 2 Baths \| 2182 Sq. Ft.	$1,226,059
12247 Beaufait Ave, Porter Ranch, CA 3 Beds \| 2 Baths \| 2182 Sq. Ft.	$1,176,724
12225 Beaufait Ave, Porter Ranch, CA 4 Beds \| 2 Baths \| 2094 Sq. Ft.	$1,112,316

Property information provided by CRMLS when last listed in 2010. This data may not match . Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in Porter Ranch, CA

Sale history for 18730 CAITHNESS St

Tax history for 18730 CAITHNESS St

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 18730 CAITHNESS St

More real estate resources