2107 Santa Rosa Avenue, Altadena, California 91001, Altadena, 91001 - 7 bed, 4 bath

2107 Santa Rosa Avenue, Altadena, California 91001 home-pic-0

2107 Santa Rosa Avenue

Altadena, California 91001

ACTIVE
CONDITION: POOR
7Beds
4Baths
3,594Sq Ft
21,463Lot Size

Property Price

LIST PRICE$2,499,000
EST. MARKET VALUE
$2,717,936
8% BelowMARKET VALUE

SUMMARY

Estimated Market Value

$2,717,936 +$218,936 Equity Potential
Based on Realkey algorithm analyzing recent comparable sales in Altadena.

Comparable Sales Map

Comparables within 1 miles sold in recently

Address Sold Price BedsBathsSq Ft$/SqftDistance
2107 Santa Rosa Avenue
Subject
$2,499,000*
List Price
743,594$756-
A
2186 Mar Vista Avenue
Active
$2,295,000
List Price
642,811$8160.8 mi

* Subject property listed price vs sold prices of comps.

Condition Analysis

OVERALL CONDITION SCORE

Poor
TeardownExcellent

Property is extensive renovation needed.

While this 1912 Craftsman is a significant architectural estate, it is in original or long-deferred condition requiring substantial rehabilitation. The kitchen and bathrooms are severely outdated with mid-century or older fixtures, and the listing explicitly states the need for restoration and reimagining. The property likely requires a complete overhaul of major systems, flooring, and cabinetry to meet modern living standards.

PROSSTRENGTHS & OPPORTUNITIES

  • High Available Lot Utilization

    The property has a large lot size, which is more than 4 times of its living area. lot size in square feet = 21463, living area = 3594.

  • Architectural Heritage

    Designed by Philip H. Frohman, this 1912 Craftsman estate features authentic historic details like Batchelder tile and exposed beams, offering rare value for architectural enthusiasts.

  • Versatile Living Space

    The property includes a five-bedroom main house plus a two-bedroom guest house on a nearly half-acre lot, providing excellent multi-generational living or rental income potential.

CONSRISKS & DEFICIENCIES

  • Significant Renovation Needs

    The listing emphasizes restoration and reimagining, indicating that the century-old structure likely requires substantial capital investment for modernization and repairs.

  • High Maintenance Demands

    The combination of a large historic home, a secondary guest unit, and expansive grounds with an oversized pool necessitates a high level of ongoing upkeep and expense.

About 2107 Santa Rosa Avenue

Enter into Altadena history with this Philip H. Frohman designed 1912 two-story Craftsman estate - a true architectural treasure on Christmas Tree Lane, a mile-long stretch of illuminated old-growth deodar cedar trees that hosts the oldest large-scale holiday lighting tradition in the U.S., a true community affair. Nestled behind private gates on a sprawling 21,871 sq. ft. lot, this one-of-a-kind two-story estate offers privacy, charm, and endless potential. Designed for both entertaining and tranquility, the property features a five-bedroom main house, a two-bedroom guest house, and an expansive yard with an oversized pool, firepit, wrap-around driveway, and a plethora of green spaces. Inside, discover the timeless charm of exposed wood beam ceilings, wall-to-wall casement windows, a historic Batchelder tile fireplace, an octagon sunroom, a partially finished basement or future wine cellar, charging cable, and so much more. Don't miss this rare opportunity to steward, restore, personalize, and reimagine this remarkable Altadena treasure! This magical property, grand street, visible neighboring homes, and public services remain intact. Serious inquiries only. Buyer to conduct their own investigation.

Property Details

Public Facts

Property Type
Single Family Residence
Year Built
1912
Lot Size
21,463 Sq. Ft.

Interior

Total Bedrooms
7
Total Bathrooms
4 (4 Full, 0 Half)

Exterior & Parking

No exterior & parking available.

Utilities & Misc

HOA Fee
$0 / Month

Neighborhood Insights

Sensitive Facilities

No sensitive facilities data found.

Neighborhood Comparison

FeatureSubjectAverage HomeNeighborhood Ranking (50 Listings)
Beds7.03.0
99%
Baths4.02.0
81%
Square foot3,5941,804.5
92%
Lot Size21,4639,174
90%
Price$2.50M$1.19M
92%
Price per sq ft$695$685
51%
Built year19121946
2%
HOA$0$0
50%
Days on market28170
2%

Pricing History

Listed for Sale

Feb 6, 2026

$2,499,000

Initial Listing

Sold

Mar 10, 2006

$1,310,000

Public Record

Sold

Dec 21, 2005

$1,150,000

Public Record

Sold

Oct 24, 2003

$865,000

Public Record

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