Spectacular waterfront estate presents a perfect opportunity for multi-family/generational living or added income. Totaling almost 12 acres, with approximately 9 acres in Marlborough and approximately 3 acres in Framingham, this well-maintained property has been preserved by the same family for over 60 years. The main residence is a stylish and expanded ranch featuring high-quality finishes over 4000 sf of living, with 4 bedrooms, 4 baths, and an incredible primary suite with vaulted ceiling and glorious waterfront views of Hager Pond. A Cape Cod style guest cottage is perfect for in-laws, au-pair, visiting guests or rental income. The cottage offers easy 1 level living with 1 bedroom, a den, a kitchen, full bath w/laundry & 2nd level unfinished walk-up attic and more spectacular views. Set between the two homes, is a gorgeous in-ground renovated swimming pool, jacuzzi, cabana, garden, golf green with 3 tee boxes & large 3-bay utility garage/barn w/oversized doors. Simply remarkable!