Google street view image for 18136 Guildford Ln, Porter Ranch, CA 91326

Off market jul 2009 for $740K

$1,309,798

Est. refi paymentEst. refi $5,058/mo

•

3 ba

•

3,213

sq ft

18136 Guildford Ln, Porter Ranch, CA 91326

About this home

18136 Guildford Ln is a 3,213 square foot house on a 0.27 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on July 31, 2009 for $740,000. Based on Redfin's Porter Ranch data, we estimate the home's value is $1,309,798.

Single-familyProperty Type

1987Year Built

0.27 acresLot Size

$408Est. Price/Sq.Ft.

3 car garageParking

Source:Public Records

Redfin Estimate

$1,309,798

$570K since sold in July 2009$3,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 0.1% higher than the average sale price ($1.31M) of 6 comparable homes.

SOLD AUG 25, 2026
$1,500,000
A
4 beds3 baths3,208 sq ft
11894 Darby Ave, Porter Ranch, CA 91326
SOLD AUG 5, 2026
$1,199,000
B
4 beds3 baths2,700 sq ft
18233 Charlton, Porter Ranch, CA 91326
Coldwell Banker Quality Properties
SOLD SEP 29, 2026
$1,212,500
C
4 beds3 baths2,228 sq ft
18599 Calle Vis, Porter Ranch, CA 91326
SOLD APR 15, 2026
$1,300,000
D
4 beds3 baths2,228 sq ft
18525 Entrada Ct, Porter Ranch, CA 91326
SOLD AUG 19, 2026
$1,350,000
E
4 beds3.5 baths3,805 sq ft
18400 Chatham, Porter Ranch, CA 91326
Coldwell Banker Quality Properties
SOLD MAR 23, 2026
$1,290,000
F
4 beds3 baths2,643 sq ft
11861 Darby Ave, Porter Ranch, CA 91326

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Earn from this home

Sell

$900,761

Est. take-home

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Refinance

Est. cash available

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Rent

$6,400/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

COMING SOON
$2,099,000
5 beds5 baths4,116 sq ft
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NEW 20 HRS AGO
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OPEN TODAY, 12PM TO 4PM
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4 beds3 baths1,917 sq ft
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VIDEO TOUR
$799,000
3 beds2 baths1,559 sq ft
10543 Yolanda Ave, Porter Ranch, CA 91326
OPEN SUN, 1PM TO 4PM
$2,399,995
5 beds5.5 baths4,864 sq ft
20331 W Windsor Ln, Porter Ranch, CA 91326
Pinnacle Estate Properties
$1,995,000
4 beds6 baths4,721 sq ft
20264 Via Galileo, Porter Ranch, CA 91326
OPEN SUN, 2PM TO 5PM
$989,000
4 beds3 baths2,233 sq ft
18515 Chatsworth St, Porter Ranch, CA 91326
COMING SOON
$799,900
3 beds2 baths1,460 sq ft
18851 Braemore, Porter Ranch, CA 91326
OPEN SUN, 1PM TO 4PM
$1,799,950
4 beds4 baths3,192 sq ft
19300 Singing Hls, Porter Ranch, CA 91326
$1,699,900
5 beds5 baths3,352 sq ft
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See all

Provided by Redfin

Sale history for 18136 Guildford Ln

Date

Event

Price

Public Records

Jul 31, 2009

Sold

$740,000

$230/sq ft

CRMLS #F1785500

Mar 20, 2009

Listing Removed

—

Jan 27, 2009

Price Changed

$855,000

$266/sq ft

Jan 6, 2009

Price Changed

$905,000

$282/sq ft

Nov 18, 2008

Price Changed

$983,000

$306/sq ft

Oct 3, 2008

Listed

$1,125,000

$350/sq ft

Public Records

Apr 4, 2006

Sold

$1,124,545

$350/sq ft

Public Records

Sep 15, 2004

Sold

$900,000

$280/sq ft

Public Records

Apr 16, 1986

Sold

$320,500

$100/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$11,882 (+1.5%)

$506,900 + $467,397

$974,297

2024

$11,707 (+1.9%)

$496,961 + $458,233

$955,194

2023

$11,484 (+4.8%)

$487,217 + $449,249

$936,466

2022

$10,957 (+1.3%)

$477,664 + $440,441

$918,105

2021

$10,812 (−1.0%)

$468,299 + $431,805

$900,104

2020

$10,917 (+4.1%)

$459,117 + $423,339

$882,456

2019

$10,492 (+1.2%)

$454,410 + $418,999

$873,409

2018

$10,363 (+2.2%)

$445,500 + $410,784

$856,284

2017

$10,138 (+2.5%)

$428,201 + $394,834

$823,035

2016

$9,887 (+1.5%)

$428,201 + $394,834

$823,035

2015

$9,744 (−0.3%)

$419,805 + $387,093

$806,898

2014

$9,778 (+14.4%)

$405,401 + $373,811

$779,212

2012

$8,548 (−10.9%)

$340,000 + $313,000

$653,000

2011

$9,592 (−1.1%)

$340,000 + $313,000

$653,000

2010

$9,697 (+5.4%)

$387,899 + $357,673

$745,572

2009

$9,197 (−31.6%)

$385,000 + $355,000

$740,000

2008

$13,448

$488,700 + $240,700

$729,400

Tax history for 18136 Guildford Ln

Year

Property tax

Land + Additions

Assessment*

2025

$11,882 (+1.5%)

$506,900 + $467,397

$974,297

2024

$11,707 (+1.9%)

$496,961 + $458,233

$955,194

2023

$11,484 (+4.8%)

$487,217 + $449,249

$936,466

2022

$10,957 (+1.3%)

$477,664 + $440,441

$918,105

2021

$10,812 (−1.0%)

$468,299 + $431,805

$900,104

2020

$10,917 (+4.1%)

$459,117 + $423,339

$882,456

2019

$10,492 (+1.2%)

$454,410 + $418,999

$873,409

2018

$10,363 (+2.2%)

$445,500 + $410,784

$856,284

2017

$10,138 (+2.5%)

$428,201 + $394,834

$823,035

2016

$9,887 (+1.5%)

$428,201 + $394,834

$823,035

2015

$9,744 (−0.3%)

$419,805 + $387,093

$806,898

2014

$9,778 (+14.4%)

$405,401 + $373,811

$779,212

2012

$8,548 (−10.9%)

$340,000 + $313,000

$653,000

2011

$9,592 (−1.1%)

$340,000 + $313,000

$653,000

2010

$9,697 (+5.4%)

$387,899 + $357,673

$745,572

2009

$9,197 (−31.6%)

$385,000 + $355,000

$740,000

2008

$13,448

$488,700 + $240,700

$729,400

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

Permits

Jan 26, 2022 • Final

Electrical

Install a new photovoltaic system with solar modules, a standalone energy storage system, and a powerwall. The project includes integration with an existing photovoltaic system.

Battery

Electrical

Solar

Aug 31, 2011 • Final

Electrical

Upgrade the electrical service to 200 amps.

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

Interior

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

Exterior

Pool Information
Has Pool

Property Information
Subdivision Name: 28645
Living Sq. Ft: 3,213
# of Units: 1
Legal Description: TR=28645 LOT 101

Lot Information
# of Buildings: 1
Land Sq. Ft: 11,958
Legal Lot Number: 101
Municipality Name: LOS ANGELES
Acres: 0.2745
Zoning Code: LARE11
County Use Description: SINGLE FAMILY RESID

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 3,213
Stories: —
Lot Size: 0.27 acres
Style: Single Family Residential
Year Built: 1987
Year Renovated: 1989
County: Los Angeles County
APN: 2870014016

Home facts updated by county records on Oct 5, 2026

Around this home

Schools

Granada Hills Charter High School

Charter K-12 • Assigned • 1.3mi

9/10

Robert Frost Middle School

Public 6-8 • Assigned • 1.5mi

9/10

Valley Academy Of Arts And Sciences

Public 9-12 • Assigned • 2.0mi

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

23% chance of being in a wildfire in next 30 years

5/10 Heat Factor

4 days above 100° expected this year, 12 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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Home values near 18136 Guildford Ln

Data from public records.

Address	Redfin Estimate
18200 Guildford Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 3596 Sq. Ft.	$1,549,196
18144 Guildford Ln, Porter Ranch, CA 4 Beds \| 4 Baths \| 3241 Sq. Ft.	$1,453,351

Address	Redfin Estimate
18164 Guildford Ln, Porter Ranch, CA 4 Beds \| - Baths \| 3418 Sq. Ft.	$1,597,810
18130 Guildford Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 3191 Sq. Ft.	$1,528,521

Address	Redfin Estimate
18154 Guildford Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 2488 Sq. Ft.	$1,392,079
18124 Guildford Ln, Porter Ranch, CA 4 Beds \| 3 Baths \| 2700 Sq. Ft.	$1,420,105

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About this home

Redfin Estimate

Earn from this home

Market trends in Porter Ranch, CA

Sale history for 18136 Guildford Ln

Tax history for 18136 Guildford Ln

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 18136 Guildford Ln

More real estate resources