Google street view image for 129 Merion Ln, Walnut, CA 91789

Off market aug 2001 for $348K

$1,145,070

Est. refi paymentEst. refi $1,906/mo

•

3 ba

•

1,811

sq ft

129 Merion Ln, Walnut, CA 91789

About this home

129 Merion Ln is a 1,811 square foot house on a 8,034 square foot lot with 3 bedrooms and 3 bathrooms. - it last sold on August 01, 2001 for $348,000. Based on Redfin's Walnut data, we estimate the home's value is $1,145,070.

Single-familyProperty Type

1989Year Built

8,034 sq ftLot Size

$632Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,145,070

$797K since sold in August 2001$2,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 3.8% lower than the average sale price ($1.19M) of 6 comparable homes.

SOLD SEP 10, 2026
$1,285,000
A
3 beds3 baths1,811 sq ft
21111 Valleyview Dr, Walnut, CA 91789
SOLD MAR 25, 2026
$1,250,000
B
3 beds2.5 baths1,731 sq ft
350 Foxboro, Walnut, CA 91789
SOLD SEP 10, 2026
$1,060,000
C
3 beds2 baths1,709 sq ft
21007 Parkridge Dr, Walnut, CA 91789
SOLD AUG 4, 2026
$1,316,500
D
3 beds3 baths2,067 sq ft
20311 E Yale Ave, Walnut, CA 91789
Bullock Russell RE Services
SOLD JUN 10, 2026
$1,150,000
E
2 beds3 baths1,913 sq ft
351 Spur Trail Ave, Walnut, CA 91789
SOLD JUL 9, 2026
$1,080,000
F
3 beds2 baths1,662 sq ft
19933 Ralph, Walnut, CA 91789

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Earn from this home

Sell

$1,012,953

Est. take-home

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Refinance

Est. cash available

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Rent

$3,816/mo

Redfin rental estimate

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Market trends in 91789, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

98.8%

0.5% MoM

Median sale price

$1.3M

$21K MoM

Avg. days on market

41d

9 days MoM

Recently sold homes

3 MoM

New listings for sale

$1,828,888
4 beds4 baths2,325 sq ft
22072 Portofino Dr, Walnut, CA 91789
$1,024,888
3 beds2 baths1,259 sq ft
1408 Cranmer Dr, Walnut, CA 91789
$1,880,000
4 beds3 baths2,904 sq ft
20908 E Walnut Canyon Rd, Walnut, CA 91789
$2,250,000
7 beds5 baths3,873 sq ft
20144 Traveler, Walnut, CA 91789
3D WALKTHROUGH
$1,388,000
4 beds3.5 baths2,579 sq ft
673 Castlehill, Walnut, CA 91789
$1,600,000
4 beds2 baths2,208 sq ft
1528 S Gold Cyn, Walnut, CA 91789
$895,000
3 beds2 baths1,332 sq ft
20179 Barnard Ave, Walnut, CA 91789
$1,038,000
5 beds2 baths1,753 sq ft
20744 Earlgate, Walnut, CA 91789
$920,000
4 beds2 baths1,672 sq ft
1541 Walnut Leaf, Walnut, CA 91789
$1,180,000
4 beds2 baths1,717 sq ft
535 San Roque Dr, Walnut, CA 91789
See all

Provided by Redfin

Sale history for 129 Merion Ln

Year

Property tax

Land + Additions

Assessment*

2025

$7,144 (+4.8%)

$238,372 + $285,987

$524,359

2024

$6,817 (+2.3%)

$233,699 + $280,380

$514,079

2023

$6,662 (+2.0%)

$229,117 + $274,883

$504,000

2022

$6,533 (+1.8%)

$224,625 + $269,494

$494,119

2021

$6,415 (+1.2%)

$220,221 + $264,210

$484,431

2020

$6,340 (+1.8%)

$215,903 + $259,030

$474,933

2019

$6,227 (+4.6%)

$213,690 + $256,374

$470,064

2018

$5,952 (+4.4%)

$209,500 + $251,348

$460,848

2017

$5,702 (+2.9%)

$201,366 + $241,589

$442,955

2016

$5,541 (−0.3%)

$201,366 + $241,589

$442,955

2015

$5,558 (−0.4%)

$197,418 + $236,852

$434,270

2014

$5,580 (+1.1%)

$190,644 + $228,726

$419,370

2012

$5,519 (+2.8%)

$189,783 + $227,693

$417,476

2011

$5,370 (+0.7%)

$186,062 + $223,229

$409,291

2010

$5,331 (+0.4%)

$182,414 + $218,852

$401,266

2009

$5,312 (+2.6%)

$181,051 + $217,217

$398,268

2008

$5,177

$181,482 + $217,734

$399,216

Tax history for 129 Merion Ln

Year

Property tax

Land + Additions

Assessment*

2025

$7,144 (+4.8%)

$238,372 + $285,987

$524,359

2024

$6,817 (+2.3%)

$233,699 + $280,380

$514,079

2023

$6,662 (+2.0%)

$229,117 + $274,883

$504,000

2022

$6,533 (+1.8%)

$224,625 + $269,494

$494,119

2021

$6,415 (+1.2%)

$220,221 + $264,210

$484,431

2020

$6,340 (+1.8%)

$215,903 + $259,030

$474,933

2019

$6,227 (+4.6%)

$213,690 + $256,374

$470,064

2018

$5,952 (+4.4%)

$209,500 + $251,348

$460,848

2017

$5,702 (+2.9%)

$201,366 + $241,589

$442,955

2016

$5,541 (−0.3%)

$201,366 + $241,589

$442,955

2015

$5,558 (−0.4%)

$197,418 + $236,852

$434,270

2014

$5,580 (+1.1%)

$190,644 + $228,726

$419,370

2012

$5,519 (+2.8%)

$189,783 + $227,693

$417,476

2011

$5,370 (+0.7%)

$186,062 + $223,229

$409,291

2010

$5,331 (+0.4%)

$182,414 + $218,852

$401,266

2009

$5,312 (+2.6%)

$181,051 + $217,217

$398,268

2008

$5,177

$181,482 + $217,734

$399,216

*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: 32958
Living Sq. Ft: 1,811
# of Units: 1
Legal Description: TR=32958 LOT 76

Lot Information
# of Buildings: 1
Land Sq. Ft: 8,034
Legal Lot Number: 76
Municipality Name: WALNUT
Acres: 0.1844
Zoning Code: WARPD1230030DU
County Use Description: SINGLE FAMILY RESID

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 1,811
Stories: —
Lot Size: 8,034 square feet
Style: Single Family Residential
Year Built: 1989
Year Renovated: 1989
County: Los Angeles County
APN: 8720036057

Home facts updated by county records on Oct 7, 2026

Around this home

Schools

Vejar Elementary School

Public K-5 • Assigned • 0.9mi

8/10

Suzanne Middle School

Public 6-8 • Assigned • 0.5mi

10/10

Walnut High School

Public 9-12 • Assigned • 0.3mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

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

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

7/10 Heat Factor

7 days above 98° expected this year, 20 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, 13 days in 30 years

Provided by First Street

Historical weather

Walnut, CA • 91789

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 9.9 hours in June and 6.8 hours in December, placing it above the U.S. average for solar exposure.

9.9 hrs

6.8 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.09M – $1.32M

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Nearby similar homes

$1,038,000

5 beds2 baths1,753 sq ft

20744 Earlgate, Walnut, CA 91789

$1,780,000

6 beds5 baths2,936 sq ft

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NEW CONSTRUCTION

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4 beds3.5 baths2,467 sq ft

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3 beds2.5 baths1,721 sq ft

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3D WALKTHROUGH

$2,200,000

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New listings for sale in 91789

$1,828,888

4 beds4 baths2,325 sq ft

22072 Portofino Dr, Walnut, CA 91789

$1,024,888

3 beds2 baths1,259 sq ft

1408 Cranmer Dr, Walnut, CA 91789

$1,880,000

4 beds3 baths2,904 sq ft

20908 E Walnut Canyon Rd, Walnut, CA 91789

$2,250,000

7 beds5 baths3,873 sq ft

20144 Traveler, Walnut, CA 91789

3D WALKTHROUGH

$1,388,000

4 beds3.5 baths2,579 sq ft

673 Castlehill, Walnut, CA 91789

$1,600,000

4 beds2 baths2,208 sq ft

1528 S Gold Cyn, Walnut, CA 91789

$895,000

3 beds2 baths1,332 sq ft

20179 Barnard Ave, Walnut, CA 91789

$1,038,000

5 beds2 baths1,753 sq ft

20744 Earlgate, Walnut, CA 91789

$920,000

4 beds2 baths1,672 sq ft

1541 Walnut Leaf, Walnut, CA 91789

Home values near 129 Merion Ln

Data from public records.

Address	Redfin Estimate
104 Merion Lane, Walnut, CA 3 Beds \| 2 Baths \| 1709 Sq. Ft.	$1,170,799
123 Merion Lane, Walnut, CA 5 Beds \| 3 Baths \| 2483 Sq. Ft.	$1,364,556

Address	Redfin Estimate
100 Merion Lane, Walnut, CA 5 Beds \| 3 Baths \| 2197 Sq. Ft.	$1,283,599
135 Merion Lane, Walnut, CA 5 Beds \| 3 Baths \| 2197 Sq. Ft.	$1,426,135

Address	Redfin Estimate
115 Merion Lane, Walnut, CA 5 Beds \| 3 Baths \| 2197 Sq. Ft.	$1,361,399
130 Merion Lane, Walnut, CA 5 Beds \| 3 Baths \| 2779 Sq. Ft.	$1,560,497

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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 91789, CA

Sale history for 129 Merion Ln

Tax history for 129 Merion Ln

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91789

Home values near 129 Merion Ln

More real estate resources