Welcome to 9198 Topaz Street — a beautifully upgraded 5 bed, 4.5 bath single-family home in a quiet, tucked-away Fairfax neighborhood with only one entry point, offering privacy and tranquility. This home offers a bright, open layout with elegant bay windows, recessed lighting, and thoughtfully designed living spaces. Step into the welcoming foyer with its soaring ceiling, setting the tone for the spaciousness found throughout. To the left, a serene living room with bay windows creates an inviting retreat, while the adjacent formal dining room adds a touch of sophistication — perfect for hosting special gatherings. A dedicated study on the main level provides flexible space that easily serves as a home office, guest room, or playroom to suit your lifestyle needs. The heart of the home is the recently upgraded gourmet kitchen, featuring quartz countertops, top-of-the-line stainless steel appliances, ceiling-height cabinetry, and a spacious island — perfect for both everyday living and entertaining. The kitchen opens directly into the cozy family room, creating a warm, connected space ideal for gathering and relaxation. French doors off the main level lead to a screened-in porch, offering seamless indoor-outdoor flow. Upstairs, the expansive primary suite features a vaulted ceiling that adds a sense of openness and retreat, along with two large walk-in closets and a spacious en suite bath. Additionally, you'll find two bedrooms connected by a Jack and Jill bathroom, each with custom built-ins in their closets, plus an additional bedroom with its own private bathroom. The home offers exceptional flexibility with two laundry rooms — one upstairs and one downstairs. The fully finished walk-out basement is ideal for guests, in-laws, or entertaining, featuring a kitchenette with a sink and refrigerator, a full bathroom, a large open living area, a dedicated exercise room, and a second laundry room for added convenience. It opens directly to the stone patio and backyard, adding even more functional space. Additional upgrades include a newer HVAC system, tankless water heater, and instant hot water faucet — adding both comfort and energy efficiency. Zoned for the highly rated Fairhill Elementary School, and just minutes to Vienna Metro, major highways (I-66, Route 50, Route 123), shopping, and nearby parks, this home offers the perfect blend of comfort, convenience, and community. Don’t miss this rare opportunity to own in one of Fairfax’s most commuter-friendly neighborhood!