Nestled in a private enclave of estate properties, 25 Oak Knoll offers the best of both worlds, a walkable neighborhood located within Sewickley Heights and only minutes from the Sewickley village, downtown Pittsburgh & airport. This 5 bedroom, 4 & 1/2 bath residence is sited on 5 acres with mature professional landscaping & even boasts a guest cottage conveniently located above a separate 2-car garage w/ its own private entrance. Main floor offers oversized gourmet kitchen, connected family room, both of which lead directly onto the outdoor living space which is highlighted with an outdoor oven & site-lines onto the private grounds, which include koi pond & putting green. The upper level offers primary master suite w/ sitting room & fireplace along w/ master bathroom and his and her walk-in closets. The 3rd floor offers additional flex space/bedrooms. Lower level boasts a limestone wine cellar, sauna and full bathroom. This entire property has been meticulously maintained.