Presenting 100 Optimist Park Drive, an impressive 4+1 bedroom, 4-bathroom, all-brick family house located in the highly desired Byron area of London. This two-story residence is meticulously maintained and offers a functional yet elegant layout. You'll notice high-end details throughout, such as transom windows, French doors, crown moulding, and wainscoting. Enter the dramatic 20-foot foyer and explore over 2,500 sq ft of main living space, plus an additional 1,100 sq ft on the lower level (furnace replaced in 2022). The ground floor features a dedicated office/den, a generously sized living room, and a useful butler's pantry leading into a gorgeous kitchen. The kitchen boasts custom maple cabinetry, sleek white quartz countertops, a practical walk-in pantry (updated 2020), and new appliances (2023). A breakfast bar overlooks the luminous dining and family rooms, which share the warmth of a central fireplace. The expansive outdoor area features a two-tier deck spanning over 600 square feet, providing a stunning view of the private, fully fenced backyard. This retreat includes mature trees, a durable stamped concrete patio, and a saltwater hot tub-perfect for entertaining guests or simply relaxing. Upstairs, an open, sunlit hall connects four large bedrooms; three benefit from their own walk-in closets. The primary bedroom features a four-piece en-suite, while the second bath offers a deep soaker tub and dual sinks. The lower floor is intelligently set up with an open-concept second family room with a gas fireplace, and a versatile fifth bedroom with a large window, two closets (including a walk-in), and a third fireplace-making it perfectly suited as a gym, home office, or den. With its private exterior access, the lower level is an excellent candidate for a granny suite. Located near numerous parks, sports fields, The London Ski Club, and highly-rated schools makes this home an ideal blend of comfort and convenience. Don't let this rare opportunity pass you by!