After taking this extraordinary property off the market, the sellers have completed an impressive kitchen remodel and thoughtful interior upgrades, bringing fresh modern appeal to this timeless 1913 Prairie-style residence. A rare opportunity to own a historically designated home with Mills Act tax savings & a newly built detached guest house with ADU potential in one of North Mission Hills' most sought-after neighborhoods. Designated Historic Landmark No. 821-92, this architectural treasure showcases signature horizontal lines, broad overhanging eaves, massive porch supports & timeless craftsmanship. Rich in San Diego history, a former owner was owner of the Western Metal Supply Co., whose iconic building now anchors Petco Park's left field corner, creating a fascinating link to the city's baseball heritage. The approx. 1,740 SF main residence offers 3BR, 2BA & a spacious den ideal for an office, library or family room. Beautiful coffered ceilings, original hardwood floors, abundant natural light & period details preserve the home's historic charm. The newly remodeled kitchen is a standout transformation, featuring all-new cabinetry, countertops & flooring, creating a fresh, inviting space for everyday living & entertaining. Additional improvements include relocating the washer & dryer to the primary suite hallway for added convenience, along with updated countertops & lighting in the primary bathroom. The newly built approx. 429 SF detached guest house above the oversized 2-car garage offers 1BR, 1BA & private living space, ideal for guests, or multigenerational living. Enjoy a private backyard with an entertaining deck, patio & generous side yard. A walk-in basement provides excellent storage or wine cellar potential. Updated plumbing, sewer, electrical & numerous additional improvements offer modern convenience while preserving the home's historic integrity. Offering approx. 2,191 SF of total living space, this remarkable property combines architectural significance, fascinating local history, Mills Act tax benefits & newly completed renovations. A rare second opportunity to discover this North Mission Hills gem, now beautifully refreshed and ready for its next chapter!