5307 Halmark Dr Gorgous single-story home in Central East Austin's desirable Windsor Park Hills neighborhood, featuring 1602 sq. ft. in the main house plus a 462 sq. ft. detached guest suite (ADU) with its own entrance and fenced yard-ideal for rental income or multi-generational living. A rare find, this property sits on a low-traffic street and showcases extensive 2024-2025 updates, including a new roof, fresh interior paint, wood flooring, modern fixtures, electrical and plumbing upgrades, and enhanced landscaping. The open-concept living and dining area is bright and inviting, highlighted by built-ins, a stylish accent wall, and seamless flow into the stunning kitchen with quartz countertops, stainless steel appliances, custom cabinetry, and a designer tile backsplash. Storage is abundant throughout, with built-in shelving, a spacious pantry, a one-car garage, and an outdoor storage shed. A sunny breakfast nook offers extra dining space, while French doors open from the living room to an oversized patio overlooking a large fenced backyard with excellent privacy. The main home includes three bedrooms and two modern bathrooms, including a private ensuite in the primary bedroom, while the detached studio-style guest house features a bedroom with kitchenette and full bath. Enjoy affordable living with no HOA, plus Google Fiber availability. Located just minutes to Aldrich Street, Mueller's shops and restaurants, local parks, the Austin Tennis Center, an outdoor roller rink, golf, and the Little Walnut Creek Greenbelt, with easy access to I-35, 71, and 183, nine miles from the airport, and only four miles to the UT Austin campus, this home offers the best of city access and neighborhood charm. Don't miss this exceptional opportunity to own a beautifully updated, income-producing property in one of East Austin's most desirable neighborhoods!