20203 Shadow Mountain Rd is a 2,001 square foot house on a 0.58 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on July 29, 1999 for $350,000. Based on Redfin's Walnut data, we estimate the home's value is $1,313,765.
Single-familyProperty Type
1965Year Built
0.58 acresLot Size
$657Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,313,765
$964K since sold in July 1999$13K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 7.6% lower than the average sale price ($1.42M) of 5 comparable homes.
*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
Pool Information
Has Pool
Property Information
Subdivision Name: 27338
Living Sq. Ft: 2,001
# of Units: 1
Legal Description: TRACT NO 27338 LOT 55 AND LOT COM AT SW COR OF LOT 63 TH SE ON SW LINE OF SD LOT 85.6 FT TH N 2 06'29" W 71.38 FT TH N 74 35'32" W TO NW LINE OF SD LOT TH SW THEREON 36.96 FT TO BEG PART OF LOT 63
Lot Information
# of Buildings: 1
Land Sq. Ft: 25,371
Legal Lot Number: 63
Municipality Name: WALNUT
Acres: 0.5824
Depth Footage: 305
Front Footage: 87
Zoning Code: WAR18500*
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,001
Stories: —
Lot Size: 0.58 acres
Style: Single Family Residential
Year Built: 1965
Year Renovated: 1965
County: Los Angeles County
APN: 8712009017
Home facts updated by county records on Oct 7, 2026
Around this home
Schools
Collegewood Elementary School
Public K-5 • Assigned • 0.4mi
9/10
Suzanne Middle School
Public 6-8 • Assigned • 1.7mi
10/10
Walnut High School
Public 9-12 • Assigned • 1.9mi
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
4/10 Fire Factor
1% chance of being in a wildfire in next 30 years
6/10 Heat Factor
5 days above 99° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
13 unhealthy days expected this year, 14 days in 30 years
Provided by First Street
Historical weather
Walnut, CA • 91789
Average low and high temperatures (°F)
70
49
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51
75
53
73
53
77
58
82
61
87
64
90
66
86
66
81
59
73
52
71
50
Jan
Feb
Mar
Apr
May
Jun
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Aug
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Oct
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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
$1.25M – $1.51M
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