21 River Road Historic Waterfront Sanctuary on Falls River Cove Set on a private 2.57-acre peninsula surrounded by the gentle waters of Falls River and Falls River Cove, this extraordinary turn-of-the-century estate offers a rare blend of rich American history, timeless architectural character, and effortless modern luxury. Originally an 18th-century water mill and lovingly converted into a private residence in the 1900s, this historic jewel exudes warm and historic charm. Main Level & Living Spaces: Welcoming Foyer & Cozy Library: Step inside to a cozy, wood-paneled library featuring built-in bookcases and a classic wood-burning fireplace-the ideal sanctuary for reading or quiet conversation. An L-Shaped Living Room: Framed by rich paneling, and wide board floors this magnificent living space features expansive windows that capture sweeping, multi-directional views of the cove. The Oversized Eat-in Kitchen: Highlights include a charming bay window overlooking the manicured gardens and river, perfect for casual dining. The Formal Dining Room: A generous formal space anchored by a custom built-in corner cabinet, perfect for showcasing fine china or collections. A Curved Staircase: A sweeping architectural statement leads from the main hall to the light-filled second floor. There are five bedrooms of which four are en-suite. A dedicated linen room adds to everyday convenience. Grounds & Waterfront Features: Private Peninsula: Surrounded on three sides by water, offering total privacy and panoramic views. Gardens & Terraces: Lush perennial flowerbeds frame a custom stone patio and a serene waterfront terrace designed for outdoor dining and entertaining. A whimsical red bridge and private Dock ready for kayaking, paddle boarding, or boating along the cove leading to the Connecticut River. The property is located one mile to Essex Village. Permitted Dock, Red bridge, Generator, Security System