Welcome to 977 Derring Lane. This magnificent Colonial estate home, located on a desirable cul-de-sac in Bryn Mawr, offers 4,815 square feet of luxurious above grade living space, four bedrooms, three full and three half bathrooms, a finished basement, two-car side entry garage, heated in-ground pool with stone water feature, multi-level deck for outdoor entertaining, and a .62-acre level lot with mature specimen plantings. A brick walkway leads to an impressive two-story reception hall with turned staircase featuring oak stairs and direct set balusters. To the right youll find a formal living room with elegant moldings, bay window, and gas fireplace with marble surround. On the opposite side, a cased-opening leads to a spacious dining room with a triple window and custom wine storage area connecting to the kitchen. The gourmet kitchen features Wolf and Subzero appliances, custom maple cabinetry, granite countertops, subway tile backsplash, and center island. The adjoining breakfast room has a bar overhang overlooking the family room and a triple French patio door providing access to the rear deck. The sunken family room has a recently renovated raised hearth wood burning fireplace with a floor to ceiling stacked stone surround and custom built-ins. Off the family room is a cozy den that could be used as a home office, exercise room, or play area. Other first floor features include gleaming hardwood floors, two powder rooms, laundry room, indoor/outdoor sound system, and spacious mudroom/workstation with access to the garage and rear of home. The owners bedroom suite has vaulted ceilings with gorgeous wooden arches, spa-like bathroom with natural stone tile, soaking tub, stall shower with glass enclosure, two sinks, separate water closet, and his/her closets. Three secondary bedrooms and two full bathrooms (en-suite and jack-n-jill) complete the second floor. The finished basement was designed with entertaining in mind. Features include a stunning bar, theatre area, recreation room, half bathroom, and finished/unfinished storage areas. Outside youll find a meticulously maintained property, multi-tiered deck, heated in-ground swimming pool, and plenty of yard for other outdoor activities. This amazing property is conveniently located close to all major commuter routes, shopping, dining, and is part of the top-rated Lower Merion School District.