Victorian charm meets modern comfort at 645 Concord Avenue in Boulder’s sought-after Mapleton Hill area. Originally built in 1900 and substantially rebuilt in 2000, this beautifully maintained four-bedroom, four-bath home blends historic character with spacious, thoughtfully designed interiors on an exceptional approximately 8, 500-square-foot lot.An inviting covered front porch welcomes you inside, where custom bookshelves, hardwood and tile floors, distinctive lighting, and a skylit staircase create a home filled with warmth and personality. The generous kitchen features a wood-topped island, professional-style range, stainless steel appliances, and abundant storage. Open dining and living spaces flow naturally to the covered rear patio, making indoor and outdoor entertaining effortless. Upstairs, vaulted ceilings, dormer windows, and beautifully appointed baths complement the home’s distinctive architecture.Beautiful landscaping, mature trees, and a broad backyard lawn create a peaceful outdoor retreat, with inviting spaces to gather or unwind at both the front and rear of the home. Two detached garages-one single-car and one approximately 1 1/2-car-offer ample room for parking, storage, and outdoor gear.In excellent condition throughout, this special home brings together character, comfort, and an unusually generous lot, with convenient access to Mount Sanitas trails and Pearl Street’s shops and restaurants.