Amazing opportunity to own a Downtown Frederick home with attached apartment and income potential! This exceptional historic property at 101-103 E. 4th Street and 402-404 Maxwell Avenue offers a massive house, yard, and 2 car garage, making it the perfect blend of investment potential, rental income, or a private living space with unparalleled charm. The apartment space can either be used as part of the house for an extra bedroom, bathroom, upstairs lounge, and butlers pantry or can be closed off from the house entirely with a private entrance separate from the house. This spacious dwelling boasts 4 bedrooms, 3 full baths, a kitchen, butler's pantry, and upstairs lounge area. The property has loads of storage with 16 closets, two mudrooms, and a large partially finished basement with separate walk-out entrance. There is both a first-floor primary bedroom and upstairs primary bedroom both with large walk-in custom closets. The chef's kitchen has the LATEST LG Instaview stainless steel appliances with CRAFT ICE and beverage fridge. Stunning quartz countertops with a full height backsplash and detail edging sit atop custom solid cabinets with glass doors. Polished silver and crystal hardware make this space truly divine. The upstairs primary bathroom is a retreat in itself, featuring a black soaking tub, dual marble vanities, and a walk-in shower. Recent updates include a new roof, sump pump, mini-split system, updated electric, and brand new plumbing. The original hardwood floors grace the interior. Crown and chair moldings add to the historic charm. This corner lot has massive windows and light galore! Step outside to find an expansive backyard with endless possibilities, including a shed for storage, a carport, and two patio areas in addition to a side courtyard. The property is well-equipped with four electric meters, providing flexibility for utility management. Located in vibrant Downtown Frederick, only a few blocks from the city's best restaurants, shops, breweries, Baker Park, and the Marc train. The location of this gem cannot be beat!