Welcome to 421 Concord Ave, Exton, a beautifully updated single-family home nestled on over half an acre in the highly sought-after Marchwood neighborhood. No detail was overlooked in this move-in-ready renovation offering style, space, and modern comfort throughout. Step onto the inviting front porch featuring a new storm door, and enter a light-filled main level with engineered hardwood flooring and recessed lighting throughout most of the space. The living room boasts a triple front window for abundant natural light, creating a warm and welcoming atmosphere. The kitchen/dining combo is a showstopper—ideal for everyday living and entertaining. Enjoy multiple dining areas, custom white cabinetry, sleek quartz countertops, classic subway tile backsplash, a large undermount sink with gooseneck faucet, and stainless steel appliances, including a gas stove. Adjacent to the kitchen, the carpeted family room offers a cozy retreat with a ceiling fan, recessed lighting, and sliding glass doors leading to the fenced-in backyard with a patio—perfect for pets, play, or gatherings. An updated powder room with tile flooring and inside access to the one-car garage completes the main level. Upstairs, the primary suite features a ceiling fan and a beautifully renovated en-suite bath with a pocket door, subway tile stall shower with a frameless glass door, and tile flooring. Three additional bedrooms—each with ceiling fans—share a stunning renovated hall bath with a tub/shower combo, tile flooring, and classic subway tile surround. Two attic accesses, one over the garage and the other over the main house, offer extra storage options. The enormous unfinished basement is full of potential for additional living space, already equipped with washer/dryer hookups and a large utility sink. Additional upgrades include: All new flooring (engineered hardwood, carpet, and tile), New interior doors and baseboards, New central A/C and ductwork, New gas water heater, Freshly painted interior (including basement and garage concrete flooring), New garage door opener, New concrete walkway and New 9-car asphalt driveway. Natural gas baseboard hot water heat powered by a Weil-McLain boiler. One of the wider lots in the neighborhood, with excellent side yards on both sides of the property, plus a storage shed for your weekend projects. Located in a walkable sidewalk neighborhood with top-rated Downingtown East schools, parks, and shopping nearby—this is the one you’ve been waiting for. Schedule your showing today and experience the best of Exton living! The owner is open to finishing the basement and/or adding a deck for an additional cost. The owner is a licensed real estate broker in the state of Pennsylvania. Open house this Saturday, May 3rd from 130pm to 300pm!