Magnificent historical gem located in the very heart of Chestnut Hill. The "Hart House" was originally built in 1861 for manufacturer Norman Hart, and meticulously renovated to perfection in 2017 by award winning builder Blake Development. This beautifully maintained home is the perfect blend of classic architectural appeal and modern design. Approaching this home, you'll be captivated by its timeless curb appeal. The Wissahickon schist exterior, extensive landscaping & hardscaping, flickering gas lamps, and covered mahogany front porch showcases a classic elegance and welcoming aura. Step inside, and you'll immediately fall in love with approx. 5,000 sf of intricate detailed perfection. From the marble floored Foyer, the soaring 10+ ceilings, the gleaming hardwood, and the detailed moldings & mill work throughout, the owners have spared no expense to make this home truly one of a kind. The well-appointed gourmet Kitchen is a chef's dream, boasting custom cabinetry, marble counters, large center island with seating, premium stainless appliances, Wolf Gas Range with Hood, Sub-Zero Refrigerator, Bosch Dishwasher, subway tiled backspalsh, and large Butler's pantry with extra counter & cabinet space with beverage storage. The Kitchen seamlessly transitions to the expansive Family Room with gas fireplace, hardwired Stereo System speakers, and access to the private flagstone terrace outside. The formal Dining Room creates an inviting atmosphere for family gatherings and entertaining guests. After dinner, escape to the relaxing Living Room space with its own gas fireplace, or head to the tucked away Office with ample built-ins. Upstairs, you'll find 4 comfortable Bedrooms, highlighted by the spacious Primary Suite with ceiling fan, recessed lighting, Walk-In Closet & organizing system, and ensuite Bathroom with dual vanity, glass enclosed shower, soaking tub, and radiant heated flooring. Each bedroom offers generous closet space and large windows, allowing for plenty of natural light. The second floor rooftop garden is its own amazing outdoor oasis, while the finished lower level offers plenty of extra storage and cubbie space, Wine Cellar, Hobby Room, and large 2-Car Garage. This custom home offers 2-zoned Lennox HVAC(s), Pella windows, and security system. You're just steps away from all Chestnut Hill has to offer with easy walkability to boutique shopping, fine dining, street festivals, Chestnut Hill Farmers Market, beautiful Wissahickon Valley Park, Chestnut Hill West AND East Regional Rail lines. It's lifestyle living at its finest! Don't miss this opportunity to claim a piece of Chestnut Hill's storied history.