Quality-built executive residence, extensively updated & upgraded in 2007! Peaceful, private setting on desirable Knollwood Drive with only steps to Oak Hill Country Club and adjoining scenic Allen Creek! Spacious chef's kitchen by Lorin Frye with expansive granite counters, island, dry bar, and coffee bar plus adjacent areas include desk area, pantry & wet bar! Wall of windows overlooking patio and rear yard offers abundant natural light and bucolic creek views from kitchen and living room. 1st floor primary suite with rear balcony, 2 walk-in closets, & bathing room. 1st floor office & laundry room. Second floor offers a large bedroom/studio with gas fireplace, an ensuite bedroom, plus a 3rd bedroom and bathroom. Sq Ft includes permitted 470 sq ft bedroom/office on 2nd floor. Walkout terrace level boasts rec room, full bathroom, workshop with potential to finish as an in-law apartment, plus extensive storage/flex spaces. Private yard with professional landscaping, hardscaping, stone patio and deck. Easy commutes. Ideal location near Pittsford Village, Twelve Corners Brighton, restaurants, shops, golf. This fine home is ready to host many more great memory-making occasions!