163 Marathon Rd is a 1,659 square foot house on a 6,073 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on January 25, 1972 for $22,000. Based on Redfin's Altadena data, we estimate the home's value is $957,445.
Single-familyProperty Type
1947Year Built
6,073 sq ftLot Size
$577Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$957,445
$935K since sold in January 1972$7,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 28.5% higher than the average sale price ($745K) 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
Sep 29, 2026 • Active
Electrical permit (simple) - county
Rebuild a single-family home following fire damage. The project includes a one-story residence with a porch and the installation of a temporary electrical service and power pole.
Electrical
Aug 16, 2026 • Active
Residential new construction building permit - county
Rebuild a detached carport following fire damage.
New construction
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
Property Information
Subdivision Name: 12607
Living Sq. Ft: 1,659
# of Units: 1
Legal Description: TRACT # 12607 LOT 67
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,073
Legal Lot Number: 67
Acres: 0.1394
Depth Footage: 115
Front Footage: 53
Zoning Code: LCR175
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,659
Stories: —
Lot Size: 6,073 square feet
Style: Single Family Residential
Year Built: 1947
Year Renovated: 1950
County: Los Angeles County
APN: 5833008018
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 • 1.3mi
2/10
John Muir High School
Public 9-12 • Assigned • 1.8mi
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
27% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 95° expected this year, 19 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
51
69
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
$910,000 – $1.10M
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