103 Marathon Rd is a 1,508 square foot house on a 6,136 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on June 14, 2001 for $210,000. Based on Redfin's Altadena data, we estimate the home's value is $908,122.
Single-familyProperty Type
1947Year Built
6,136 sq ftLot Size
$602Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$908,122
$698K since sold in June 2001$44K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 31.8% higher than the average sale price ($689K) of 6 comparable homes.
Excellent Property For The Price Clean And Neat, To Show Must Call ListingAgt. Offers Subject To Inspection Are Welcome. Seller Very Private & DoesNot Accept Showings Without Advance Notice. But The House Is Nice And WellWorth The Price. Sell It Or I Sell It.
Public Records
Apr 7, 1975
Sold
$27,500
$18/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$1,892 (−52.7%)
$153,743
2024
$4,003 (+1.0%)
$150,729
2023
$3,963 (+3.5%)
$227,344 + $82,863
$310,207
2022
$3,831 (+6.3%)
$222,887 + $81,239
$304,126
2021
$3,604 (+3.8%)
$218,517 + $79,647
$298,164
2020
$3,472
$214,233 + $78,086
$292,319
2019
$3,474 (−0.1%)
$212,037 + $77,286
$289,323
2018
$3,477 (+1.1%)
$207,880 + $75,771
$283,651
2017
$3,440 (+2.5%)
$199,808 + $72,830
$272,638
2016
$3,356 (+1.1%)
$199,808 + $72,830
$272,638
2015
$3,318 (+1.8%)
$195,891 + $71,402
$267,293
2014
$3,259 (+1.2%)
$189,170 + $68,953
$258,123
2012
$3,219 (+2.5%)
$188,316 + $68,642
$256,958
2011
$3,141 (+1.6%)
$184,624 + $67,297
$251,921
2010
$3,091 (−0.5%)
$181,004 + $65,978
$246,982
2009
$3,105 (+6.4%)
$179,652 + $65,485
$245,137
2008
$2,918
$180,079 + $65,641
$245,720
Tax history for 103 Marathon Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,892 (−52.7%)
$153,743
2024
$4,003 (+1.0%)
$150,729
2023
$3,963 (+3.5%)
$227,344 + $82,863
$310,207
2022
$3,831 (+6.3%)
$222,887 + $81,239
$304,126
2021
$3,604 (+3.8%)
$218,517 + $79,647
$298,164
2020
$3,472
$214,233 + $78,086
$292,319
2019
$3,474 (−0.1%)
$212,037 + $77,286
$289,323
2018
$3,477 (+1.1%)
$207,880 + $75,771
$283,651
2017
$3,440 (+2.5%)
$199,808 + $72,830
$272,638
2016
$3,356 (+1.1%)
$199,808 + $72,830
$272,638
2015
$3,318 (+1.8%)
$195,891 + $71,402
$267,293
2014
$3,259 (+1.2%)
$189,170 + $68,953
$258,123
2012
$3,219 (+2.5%)
$188,316 + $68,642
$256,958
2011
$3,141 (+1.6%)
$184,624 + $67,297
$251,921
2010
$3,091 (−0.5%)
$181,004 + $65,978
$246,982
2009
$3,105 (+6.4%)
$179,652 + $65,485
$245,137
2008
$2,918
$180,079 + $65,641
$245,720
*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: 12607
Living Sq. Ft: 1,508
# of Units: 1
Legal Description: TRACT # 12607 LOT 30
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,136
Legal Lot Number: 30
Acres: 0.1409
Depth Footage: 115
Front Footage: 53
Zoning Code: LCR175
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,508
Stories: —
Lot Size: 6,136 square feet
Style: Single Family Residential
Year Built: 1947
Year Renovated: 1949
County: Los Angeles County
APN: 5833009016
Home facts updated by county records on Oct 8, 2026
Around this home
Schools
Altadena Elementary School
Public K-5 • Assigned • 1.1mi
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
28% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 96° 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)
68
49
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52
73
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71
52
75
56
81
59
86
62
90
64
85
64
81
58
71
51
69
50
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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
$863,000 – $1.04M
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