Welcome to 74 Commercial Street, Provincetown's iconic Octagon House--a rare architectural treasure built in 1850 by whaling master Robert Soper. Steeped in history yet seamlessly designed for contemporary living, this exceptional property offers a unique opportunity to own a piece of Provincetown's maritime legacy. Set on a corner lot in the heart of the coveted West End, directly across from beach access, the home features expansive harbor and Long Point views, along with a rooftop deck offering one of the highest vantage points in the area. The versatile 3-family layout includes multiple indoor and outdoor living spaces, with bedrooms on all three levels, perfect for privacy or hosting guests. Meticulously rebuilt and thoughtfully maintained, the home blends timeless history with modern elegance, boasting high ceilings, exquisite craftsmanship, and premium finishes throughout. A pristine front yard adds unexpected privacy, while the distinctive octagonal design--a testament to Soper's innovative storm-resistant vision--makes this residence one of Cape Cod's most remarkable landmarks.