502 Concha St is a 1,777 square foot house on a 6,980 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on August 10, 1999 for $187,000. Based on Redfin's Altadena data, we estimate the home's value is $1,110,717.
Single-familyProperty Type
1948Year Built
6,980 sq ftLot Size
$625Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,110,717
$924K since sold in August 1999$73K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 86.4% higher than the average sale price ($596K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Oct 13, 2020 • Active
Residential repair/replacement building permit - county
Demolition
Roofing
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
Heating Type: Central
Exterior
Property Information
Subdivision Name: 6817
Living Sq. Ft: 1,777
# of Units: 1
Legal Description: TRACT # 6817 LOT 20
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,980
Legal Lot Number: 20
Acres: 0.1602
Depth Footage: 152
Front Footage: 46
Zoning Code: LCR175
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 1,777
Stories: —
Lot Size: 6,980 square feet
Style: Single Family Residential
Year Built: 1948
Year Renovated: 1954
County: Los Angeles County
APN: 5841002013
Home facts updated by county records on Oct 8, 2026
Around this home
Schools
Altadena Elementary School
Public K-5 • Assigned • 1.0mi
5/10
Eliot Arts Magnet
Public 6-8 • Assigned • 1.2mi
2/10
John Muir High School
Public 9-12 • Assigned • 2.1mi
4/10
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
8/10 Fire Factor
31% chance of being in a wildfire in next 30 years
5/10 Heat Factor
4 days above 95° expected this year, 12 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
21 unhealthy days expected this year, 24 days in 30 years
Provided by First Street
Historical weather
Altadena, CA • 91001
Average low and high temperatures (°F)
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86
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81
58
71
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50
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Sun exposure
In this area, properties receive around 10.2 hours in
June and 6.5 hours in December, placing it above the
U.S. average for solar exposure.
10.2 hrs
6.5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.06M – $1.28M
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