Welcome to 412 Welland Ave, a beautifully renovated 4+1 bedroom, 2+1 bathroom, 1.5-storey home in the heart of St. Catharines. Fully renovated from top to bottom, this home offers the perfect blend of modern upgrades and original charm.The bright living room features a large front window that fills the space with natural light, complemented by fresh paint and pot lights throughout. Every room has been updated, including all bedrooms and bathrooms, making this home completely move-in ready.The fully renovated kitchen is both stylish and functional, featuring brand new wood countertops, modern white cabinetry, updated appliances, and a beautiful sliding barn door leading to a spacious pantry. The main floor offers two bedrooms, including a spacious primary bedroom with sliding doors that walk out to the back deck overlooking the deep backyard. A renovated 3-piece bathroom completes the main level. Upstairs features two additional bedrooms with large windows and a fully renovated 3-piece bathroom with modern finishes.The fully finished basement expands the living space with a cozy living area, updated kitchenette, an additional bedroom, and a renovated 3-piece bathroom-ideal for extended family or guests. The basement has also been used as a successful Airbnb, generating additional income. Outside, enjoy the large deck and the deep backyard, perfect for entertaining or relaxing or kids and pets to roam and play. A large shed provides additional storage.With renovations completed throughout, this property offers the comfort and feel of a fully refreshed home while maintaining its original charm, and the potential to earn extra income with the in-law suite. Fantastic opportunity in a convenient St. Catharines location.