Take this rare opportunity to own a large, beautifully restored and expanded American Four-Square in Downtown Naperville's coveted Historic District, set on an oversized 89' x 150' lot. Enjoy the charm of in-town living with a property size rarely found this close to everything-just 1 block to the park, 2 blocks to Ellsworth Elementary, and only 8 blocks to the train, shops, and restaurants. Originally built in 1910, 23 N Columbia has been thoughtfully expanded and extensively updated by the current homeowners to blend timeless character with modern functionality. From the moment you arrive, the inviting covered front porch sets the tone-perfect for relaxing evenings and taking in the neighborhood. Inside, a grand foyer and gorgeous staircase welcome you, with classic pocket doors leading to a versatile living room ideal as an office, music room, or sitting area. The dining room flows seamlessly into the beautifully remodeled kitchen, completed in 2023, featuring custom cabinetry, natural quartzite countertops, high end appliances, pantry space, and a large island with beverage center. The family room is a standout, complete with French doors to the deck, a Rumford wood-burning fireplace with ornate mantle and tile surround, and surround sound. The luxurious owner's suite offers a Rumford gas fireplace with antique mantle, beamed volume ceiling, walk-in closet, surround sound, and a spa-like bath with Jacuzzi tub, oversized shower with body sprays, heated floors, and dual vanities. This spacious home offers 6 bedrooms, 2 full and 2 half baths, including a third floor with a remodeled half bath, additional bedrooms, and flexible office space. The beautifully finished basement, remodeled in 2024, expands your living space even further with a fantastic remodeled laundry room, large rec room, dedicated gym area, and a hidden "secret door" leading to a woodworking room-an incredible and unique feature. Original character has been meticulously preserved, including restored woodwork, a built-in antique sideboard, pocket doors, hardwood floors, and an ornate oak column. Thoughtful additions blend seamlessly with the original home, with matching millwork, windows, and fireplace mantles. Details like leaded and stained-glass windows, 9' ceilings, and both front and back staircases add to its timeless appeal. Recent improvements include: * Exterior & interior paint (2022) * Basement waterproofing (2022) * Complete kitchen remodel with custom cabinetry, natural quartzite counters, appliances, and pantry (2023) * New wood flooring throughout the first floor (2023) * Refinished second-floor hardwood floors (2023) * Basement remodel (2024) * Remodeled laundry room (2024) * Added gym space (2024) * Remodeled third-floor bathroom * Front yard sprinkler system (2025) * New dryer (2026). Enjoy year-round living with a screened porch for spring and fall, a large deck for summer gatherings, and cozy indoor spaces for winter. The expansive, fully fenced backyard is beautifully landscaped yet low maintenance-your own private oasis in the heart of downtown. This is a truly special home that combines historic charm, thoughtful updates, and exceptional space in one of Naperville's most sought-after locations. WELCOME HOME