Welcome to 12136 Westwood Hills Drive, a fully renovated 5-bedroom, 3.5-bath colonial nestled on a quiet street in the coveted Folkstone neighborhood of Herndon. Offering 3,290 square feet across three fully finished levels, this home delivers exceptional space, a thoughtful layout, and modern finishes throughout - all within the highly sought-after Oakton school pyramid. The main level sets the tone with a welcoming foyer that opens to a bright living room and a sprawling family room, each offering comfortable, distinct gathering spaces. The updated kitchen flows into a generous dining area, perfectly suited for both everyday meals and entertaining. A main-level full bath and direct access to the deck - ideal for outdoor dining and relaxing - complete the first floor, along with an oversized two-car garage. Upstairs, four well-sized bedrooms offer outstanding flexibility for growing families, remote workers, or multi-generational households. The primary suite is a true retreat, featuring a spacious layout, a large walk-in closet, and a well-appointed private bath. Three additional bedrooms share a full hall bath, providing comfortable accommodations for everyone. The fully finished basement adds another layer of value, anchored by an exceptional recreation room that provides tremendous space for entertaining, relaxing, or play. A fifth bedroom, full bath, utility room, and additional flex space make this level ideal for a guest suite, home gym, theater room, or au pair quarters. Located minutes from the Dulles Toll Road, Silver Line Metro stations, Reston Town Center, and Tysons Corner, with trails and Little Difficult Run Stream Valley Park right at your doorstep, 12136 Westwood Hills Drive is a rare opportunity to own a fully turnkey home of this size and quality in one of Fairfax County's most established and accessible communities.