Classic 1903 Landmark Colonial Estate privately set on 5.25 coveted acres on Monument Street. A hilltop retreat is conveniently located 1 mi to Concord Center, 5 mi to Hanscom Airport, and 20 mi to Boston. This tastefully appointed residence has been top-to-bottom renovated & restored with modern updates including a fabulous high-ceiling chef’s kitchen opens to the family room and breakfast room, 6 + bedrooms, 2 executive home offices, exercise room, catering kitchen, sunporch, safe room, and Elan whole-home wireless system for security, climate, media, and music. Outbuildings include a semi-attached office/carriage house with a 2-bay garage, a separate 2 bed/2 bath guest cottage, and a multi-bay garage. Period millwork, oak floors, designer lighting, wine cellar, 9 fireplaces- 8 wood-burning and 1 gas. The living spaces have been thoroughly designed, updated, and maintained. Extensive grounds w/terraced gardens and exquisite stonework, tennis court. An entertainer's dream.