Welcome to 1380 Eighth Avenue Louth, an impressive 44+ acre vineyard estate in St. Catharines, offering approximately 42-43 acres of established grape vines, a 2,397 sq. ft. bungalow with fully finished basement, 80' x 60' shop and exceptional outdoor living. Owned by a renowned family with deep roots in the wine community, the vineyard is fully tile drained and planted with Riesling, Baco Noir, Chardonnay, Chardonnay MusquA(C), Cabernet Franc and Lucie Kuhlmann, with an existing five-year grape contract for any surplus grapes produced that the owners don't use in their own wine production. Built in 2000, the spacious bungalow features 3+2 bedrooms, two full 4-piece bathrooms and two powder rooms, providing excellent space for family and guests. Extensive updates completed in 2021 include the roof, windows, front door, flooring, interior finishes and trim, with the furnace replaced in 2015. The fully finished lower level provides substantial additional living and entertaining space. Outdoors, enjoy a private country setting overlooking the vineyard, complete with a chlorine swimming pool with liner replaced in 2020 and a hot-and-cold splash pad. The property also features an approximately 10,000-gallon Wilkinson water storage system. A major highlight is the approximately 4,800 sq. ft. 80' x 60' pole-barn-style shop. One section provides extensive agricultural and equipment storage, while the other has been transformed into an impressive garage and entertaining space featuring overhead door, kitchen, sink & washroom. With more than 44 acres, approximately 42 acres already planted in grapes, substantial agricultural infrastructure and a spacious family residence, this property offers an outstanding opportunity for grape growers, wine-industry buyers, agricultural investors or those seeking a private Niagara country estate surrounded by vines. A unique opportunity to acquire an established vineyard property in the heart of Niagara wine country.