Set in one of Altadena’s most desirable enclaves, with 23,962 sq ft of FLAT RECTANGULAR 100% USABLE land which had TWO HOUSES ON A LOT, this is the LARGEST flat usable piece of land for sale in Altadena under $1M! PHASE 1 &#38' 2 COMPLETE! Privately set behind an impressive 90’ river rock wall with gated entry, this property features a long paved driveway for separate entrances, established utility connections to sewer, electric and natural gas and the flexibility for a variety of development strategies. Previously, there was a 2,185 sq ft craftsman main house which was featured in House &#38' Garden in 1907 plus a 930 sq ft guest house. With zoning and previously approved permits for two on a lot, bring your vision to life – whether it’s a primary residence and a legally permitted Accessory Dwelling Unit (ADU), guest house, or second home—perfect for multigenerational living or rental income. Enjoy easy access to the I-210 and proximity to schools, shopping and major employers. Highlights in the area include Old Town Pasadena, top-rated schools, parks, hiking trails and mountain views. Don’t miss this rare development opportunity to build the estate of your dreams at this prestigious address!