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.