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$2,750,000
New Listing

186 Main St
Groton, MA 01450

For Sale|Single Family Residence|Active
4
Beds
6
Total Baths
4
Full Baths
2
Partial Baths
7,170
SqFt
$384
/SqFt
2021
Built
County:
Middlesex

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186 Main St186 Main St186 Main St186 Main St
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Grandly set in the heart of Groton Center, “Hollingsworth House” estate w/carriage house offers a rare blend of timeless grandeur & refined luxury. A masterful restoration completed in 2021 showcases a level of finish, materials & craftsmanship that surpasses new construction. Soaring ceilings, exquisite custom moldings,arched details, rich millwork, elegant pocket doors, glass doorknobs & striking stonework define the home.The 1st floor offers 6 beautifully appointed rms, 3 original fireplaces, including a private bedroom w/adjacent sitting rm & full bath.The 2nd level features 3 spacious bedrooms, each ensuite, walk-in closets w/custom cabinetry & an exceptional laundry rm. A glass elevator adds modern convenience. Sunroom w/walls of windows, walk-up attic & high-efficiency systems enhance the home. Finished walk-out lower level w/speakeasy ambiance & baths offers endless possibilities.Circular drive, stunning carriage house & exceptional grounds complete this distinguished offering.

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Listing Snapshot
Price 
$2,750,000
Days On Site 
0 Days
Bedrooms 
4
Inside Area (SqFt) 
7,170 sqft
Total Baths 
6
Full Baths 
4
Partial Baths 
2
Lot Size 
0.8 Acres
Year Built 
2021
MLS® Number 
73490286
Status 
Active
Property Tax 
$30,786
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
Other
Friends & Family
Recent Activity
3 hours agoListing updated with changes from the MLS®
4 hours agoListing first seen on site
General Features
Acres 
0.8
Disclosures 
ROOM COUNTS AND SQUARE FOOTAGE NOT WITH CARRIAGE HOUSE SEE floor plan attachedseparate building with 6 rooms4 half baths and 1 full bath. Stunning interior roomscustom cabinetrymedia roombonus roommeeting roomswet bardynamic exceptional build construction.
Foundation 
Concrete Perimeter
Green Energy Efficient 
Thermostat
Parking 
PavedOff Street
Parking Spaces 
12
Property Sub Type 
Single Family Residence
Security 
Security System
Sewer 
Public Sewer
SqFt Above 
5015
SqFt Below 
2155
SqFt Total 
7170
Style 
ColonialCarriage House
Water Source 
Public
Zoning 
res
Interior Features
Appliances 
Gas Water HeaterWater HeaterRangeDishwasherDisposalMicrowaveRefrigeratorWine RefrigeratorRange HoodWater SoftenerPlumbed For Ice Maker
Basement 
FullPartially FinishedWalk-Out AccessInterior EntrySump PumpConcrete
Cooling 
Central AirHeat Pump
Electric 
GeneratorCircuit Breakers200+ Amp Service
Fireplace 
Yes
Fireplace Features 
Dining RoomLiving Room
Fireplaces 
4
Flooring 
TileCarpetHardwood
Heating 
Natural GasHeat PumpCentralForced AirFireplace(s)
Interior 
Entrance FoyerRecessed LightingCrown MoldingSoaking TubWet BarWired for SoundElevator
Laundry Features 
Electric Dryer HookupWasher HookupSink
Window Features 
Insulated WindowsScreens
Bathroom 1 
Dimensions - 7.666666666x7.416666666Level - MainArea - 56
Bathroom 2 
Dimensions - 13x12.416666666Level - SecondArea - 161
Bathroom 3 
Dimensions - 5x9.166666666Level - SecondArea - 45
Bedroom 2 
Dimensions - 18.333333333x20.583333333Level - SecondArea - 377
Bedroom 3 
Dimensions - 18.333333333x15.75Level - SecondArea - 288
Bedroom 4 
Dimensions - 12x10.083333333Level - FirstArea - 121
Dining Room 
Dimensions - 18.333333333x20.166666666Level - FirstArea - 369
Family Room 
Dimensions - 37.5x41.666666666Level - BasementArea - 1562
Kitchen 
Dimensions - 18.333333333x15.416666666Level - FirstArea - 282
Living Room 
Dimensions - 18.5x26.25Level - FirstArea - 485
Master Bedroom 
Dimensions - 18.5x18Level - SecondArea - 333
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Exterior Features
Construction Details 
Frame
Exterior 
Rain Gutters
Lot Features 
Corner LotClearedLevelLandscaped
Patio And Porch 
Patio
Roof 
Shingle
View 
WaterScenic
Waterview 
WaterScenic
Windows/Doors 
Insulated WindowsScreens
Community Features
Accessibility Features 
Accessible Entrance
Community Features 
PoolTennis Court(s)ParkStable(s)Golf
Schools
School District
Unknown
Elementary School
Florence Roche
Middle School
Gdrms
High School
Gdrhs
Listing courtesy of Jenepher Spencer of Coldwell Banker Realty - Westford



The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors, landlords, and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, non-commercial use of consumers having a good faith interest in purchasing, leasing or renting listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing, leasing or renting. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

Last checked 2026-03-23 08:00 PM UTC

Neighborhood & Commute
Source: Walkscore
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