Welcome to 21 Caldbeck Ave, a meticulously maintained detached family home in the heart of Milliken Mills East-one of Markham's most established and family-friendly communities. Proudly owned and cared for by the same family for decades, this residence offers the space, comfort, and lifestyle today's buyers have been searching for. Set on a generous lot (48.62 x 111.66) with a maintained exterior, large backyard, and expansive deck, this home was designed for gathering. A private ground-level office offers the flexibility today's lifestyle demands-perfect for remote work, a home business, or a quiet retreat for study and creativity. Entertain, host family celebrations, and create unforgettable memories in the open-concept lower level, spacious family areas, and private outdoor retreat. Thoughtful updates provide peace of mind, including all windows and sliding doors (2024), furnace and central air conditioning upgraded, copper plumbing, and an attached double garage with garage door opener and remote. The unfinished basement presents outstanding future potential with existing framing and a washroom drain rough-in already in place. Located in sought-after Milliken Mills East, residents enjoy a safe, welcoming neighbourhood known for its mature streetscapes, excellent schools, parks, community centres, and exceptional convenience. Commuters will appreciate quick access to Highway 407, Highway 401, and major transit routes, while everyday amenities are just minutes away. CF Markville, Pacific Mall, grocery stores, restaurants, recreation facilities, and countless services are all within easy reach.This is more than a house-it's a home that has been lovingly maintained, thoughtfully improved, and ideally positioned in a community where families put down roots and stay for generations. A rare opportunity to own a well-cared-for home in one of Markham's most connected and desirable neighbourhoods.