A magnificent Lower Pacific Heights duplex offering versatility, charm, and turn of the century appeal. Ideal for investors, owner-occupants (live in one unit and rent the other), or extended families. Delivered vacant, both units are move-in ready and positioned on a quiet, tree-lined residential street with convenient access to the best of San Francisco. Each unit offers approximately 849+/- sqft w/ 2 bedrooms, 1 bathroom, high ceilings, and the rare convenience of in-unit laundry for each. The upper unit has been refreshened with new LVP flooring, new carpet in bedrooms, designer paint throughout, updated light fixtures, and new quartz countertops & backsplash in the kitchen, along with skyline city views. Both units share a private backyard, offering outdoor space that is equally suited for entertaining or everyday living. Additional highlights include a massive basement providing abundant storage, and a newer roof. Steps from boutique shopping, top-rated dining, and the natural beauty of the Presidio, Alta Plaza Park, Divisadero, California Street and Fillmore Street corridor, additionally Target, Trader Joe's, UCSF & Kaiser are close by. 1410 Lyon Street is one of District 6's most compelling duplex opportunities whether you're seeking a savvy investment with strong rental upside or a multi-generational living solution.