2134 S Oak Knoll Avenue, San Marino, CA 91108 - Photo 1 of 5, San Marino, CA
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Sold$4,380,000on Feb 19, 2026

2134 S Oak Knoll Avenue, San Marino, CA 91108

4Beds
6Baths
5,935Sq Ft
3Parking
2025Built
112Days Listed
1Lot Sq Ft

About This Property

Ready to build!Nestled in the heart of San Marinos most prestigious and established estate enclave, Oak Knoll Avenue presents a rare and extraordinary opportunity to secure one of the finest legacy residential parcels in the area. Located just moments from the iconic Langham Hotel and a short stroll to the beloved Lacy Park, this nearly 31,000-square-foot flat lot offers unmatched privacy, scale, and development potential in one of Southern Californias most highly regarded neighborhoods. The property is offered primarily for land value, providing an exceptional canvas for the creation of a world-class custom residence. The existing home is planned to be removed, and the sale includes fully developed and submitted architectural plans for an elegant 5,935-square-foot two-story Spanish-inspired luxury estate with a three-car garage. This design concept embraces timeless architectural character, refined indoor-outdoor living, and modern lifestyle functionalityperfectly aligned with the areas historic charm and luxury standards. With a wide frontage, generous setbacks, mature trees, and expansive grounds, the site affords both privacy and presence, offering the flexibility to create a resort-like environment with pool, gardens, and multiple outdoor entertainment zones. The parcels impressive lot size also presents potential for additional improvements, including an ADU or guest casita, subject to city approvalfurther enhancing the long-term value and versatility of the site. Located within the boundaries of the award-winning San Marino School District and surrounded by many of t

Property Location

Property Details

Property Type
Detached
Bedrooms
4
Bathrooms
6
Building Area
5,935 Sqft
Living Area
5,935 sqft
Year Built
2025
Stories
1.0
Status
Sold
Days on Market
112
Cumulative Days on Market
113
Original Price
$5,800,000

Location & Neighborhood

Local schools, parks, transit, and amenity information is being gathered for this listing. Check back soon for detailed neighborhood insights.

San Marino Market Snapshot

30

Active Listings

$3440K

Median Price

55

Avg Days on Market

Last updated: Feb 20, 2026

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Listed by

LILI QIAN, PACIFIC STERLING REALTY/Irvine · 626-475-2156

Based on information from California Regional Multiple Listing Service, Inc. as of the date of this data. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing.

$5,800,000