$3,000,000
About this home
Set on 7.3 private acres, this majestic hilltop estate isn’t just a home, it’s a fortress of refined luxury and tranquility. Experience a lifestyle defined by breathtaking westerly sunsets, grand interior dimensions and features, and exceptional quality. Inside, 10,000+ SF of elite engineering meets high-end comfort. The great room’s soaring vaulted ceilings and stone fireplace invite grand gatherings, while the chef’s kitchen, boasting twin Thermadors and a massive island. Retreat to a primary suite featuring dual “His-and-Her” spa baths, or host on the 1,000+ SF commercial-grade deck. Car enthusiasts will prize the 4-car garage, complemented by a versatile barn for events or guests. Built beyond code with closed-cell insulation, a 70kW generator, and a 1,500’ sensor-monitored drive, this over-engineered masterpiece offers total privacy. From ensuite bedrooms to seamless indoor-outdoor flow, every detail is designed for the discerning few. Approx 20 acre abutting lot also available.
Highlights
Property details
- MLS
- MLS Property Information Network
- MLS #
- 73481607
- Property type
- Single Family Residence
- Subdivision
- N/A
- Status
- Active
- Days on market
- 233
- On market date
- March 2, 2026
- Stories
- N/A
- Total bathrooms
- 7
- Garage spaces
- 4
- Parking spaces
- 19
- Lot size
- 7.43 acres
Location
Get directions →Nearby schools
Within 10 miles. School directory data from the National Center for Education Statistics (NCES), accessed via the Urban Institute Education Data API. Local Score is calculated by INNOVATE Real Estate; where a state rating is shown, it comes from that state's own official school report card.
- Enrollment
- 540
- Student:teacher ratio
- 12.9:1
- District
- Ayer Shirley School District
- Enrollment
- 715
- Student:teacher ratio
- 11.5:1
- District
- Groton-Dunstable
- Enrollment
- 368
- Student:teacher ratio
- 9.9:1
- District
- Ayer Shirley School District
Walkability
Blended score for Groton's center, calculated by INNOVATE Real Estate from two sources: the EPA's National Walkability Index (street network, transit, land-use mix) and Google Places amenity data (what's actually reachable on foot from this point). 60% EPA National Walkability Index + 40% nearby-amenity density (Google Places).
Market position
How this listing compares to current activity in Groton, from live MLS data.
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Data source: Listing information provided by MLS Property Information Network via Trestle/CoreLogic. Last updated April 6, 2026.
Information herein deemed reliable but not guaranteed; all measurements, school assignments, HOA fees, taxes, and feature lists are approximate and should be independently verified. Equal Housing Opportunity.