Stunning Southport Corridor Penthouse Duplex-Up on an Extra-Deep 165' Lot! This expansive second-floor penthouse lives like a single-family home, offering 4 bedrooms, 3.5 baths and tons of outdoor entertaining space, complete with private roof top deck. Built new in 2019 by Heffernan Development, expect to be impressed by the pristine condition, oversized room dimensions, and high-end designer finishes throughout. The main level features spacious, sun-filled living and dining areas, a built-out office nook, and a gourmet kitchen that opens to a great room with additional dining space, family room and mudroom. The chef's kitchen boasts ceiling-height imported white cabinetry, professional-grade appliances, a large island, butler's pantry, and a fully organized pantry closet. Upstairs you'll find 4 bedrooms (including 2 en-suites), 3 full baths, and a full laundry room. The luxurious primary suite includes dual walk-in organized closets and a spa-like bath with separate vanities, a water closet, pedestal tub, and steam shower. Enjoy incredible outdoor space with a private roof deck, plus three additional large decks off the kitchen, living room, and front bedroom suite. This quiet, all-brick 2-unit building also includes one garage space. Located on a beautiful tree-lined street in the heart of Southport Corridor and within sought-after Blaine Elementary. Just steps to the El, shops, restaurants, parks, nightlife, and so much more. Pet friendly!