Welcome to 100 Peirce Street - the crown jewel of East Greenwich's Hill & Harbour district - perched high above Main Street with sweeping views of Greenwich Cove & Narragansett Bay from all 3 levels. The Samuel Knowles Mansion sets up well for families and entertainers alike - offering over 4000sf, 4 bedrooms and 4.5 bathrooms - all set in a prime location. The 1st floor boasts 10ft ceilings, original molding, extensive natural light, white oak floors, home office, powder room, family room and an open kitchen & dining area overlooking downtown and the Harbour. The chef's kitchen features an oversized quartz island, floor-to-ceiling cabinets, a WiFi-enabled Thermador range, and a well-appointed butler's pantry. The 2nd floor includes 2 guest bedrooms with ensuite baths, custom-built laundry room and an expansive master suite with its own functioning fireplace, glamorous walk-in closet, and spa-like bathroom with soaking tub, rainfall shower and marble double vanity. The circular staircase leads to the 3rd-floor room with panoramic views of the Town, Harbour and Bay. The walkout lower level features an additional living room, 2nd full kitchen, bedroom & bath - ideal for an in-law apartment, au pair suite or accessory space for outdoor entertaining. Additional amenities include: NEW Anderson 400 series windows, Navien high-efficiency heating/cooling system, Google Smart Home Hub, Nest thermostat, Nest video doorbell, outdoor patio with firepit and cedar fenced in yard.