3575 Madison St , Carlsbad, CA 92008(San Diego County)

Located west of the 5 freeway and just a short stroll to Carlsbad Village and the beach, this charming single-story mid-century home sits on an expansive ±9,355 sq ft lot with high-value multi-family zoning (R-3)—a standout feature for builders, investors, or homeowners looking to expand. Whether you envision adding units, reimagining the existing footprint, or crafting a modern coastal retreat, the possibilities here are truly remarkable. The home itself offers classic single-story convenience ideal for seniors, those with mobility needs, or anyone seeking easy living near the coast. A converted garage functions as an accessory dwelling unit (ADU) with its own entrance and fenced yard, offering flexible use as a guest suite, studio, etc. Situated in the highly sought-after Carlsbad Unified School District, consistently ranked among the top districts in California and the nation, families benefit from award-winning programs in academics, music, arts, broadcast journalism, athletics, environmental leadership, and more. CUSD schools have earned distinctions such as California Distinguished School, California Gold Ribbon School, California Green Ribbon School, and National Merit Scholar recognition—making this location an exceptional choice for long-term value and quality of life. Highlights: • West of I-5, walking distance to the beach and Carlsbad Village dining, cafés, boutiques, and the train station • Multi-family zoning offering rare development flexibility • Large 0.22-acre lot providing space for expansion or redevelopment • Single-story layout ideal for aging-in-place or accessible living • Existing ADU with private entrance and yard • Award-winning Carlsbad Unified School District • Immense upside potential for buyers with vision—whether a thoughtful remodel, redevelopment, or long-term hold