20 Main Street • $12,000,000

Sconset, Nantucket, MA 02564

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At the heart of historic ’Sconset, where location is everything and legacy is rarely offered, Green Chimneys stands apart as one of Nantucket’s most iconic and enduring estates. Location, legacy, and rarity converge at this extraordinary Main Street property, prominently positioned in the heart of the village just moments from the beach, market, and village center. Offering a rare combination of history, scale, and exceptional in-town grounds, Green Chimneys unites more than two centuries of provenance with beautifully scaled living and entertaining spaces, all enhanced by coveted HDC-approved plans for a pool. A landmark offering of uncommon character and distinction, Green Chimneys stands among the island’s rarest and most compelling ownership opportunities.

Basement: 2 Separate Basement Areas in Main House Original and at opposite end of extension Backyard area

Parking: 2 Drives -access w/parking both from Main Street & the other at McKinley - in addition to separate attached garage

Listed by Compass MA LLC

Virtual Tour
20 Main Street Location
Property Code: #93060
Bedrooms:
8 beds
Bathrooms:
9 baths
Lot:
28,749 sq ft
Year Built:
1827
Heating Type:
OFHW
Listed:
169 ago
Assessed Value:
$7,248,900

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Property Information for 20 Main Street
Property Summary

Type: 1 Family

Rooms: 18

Year Built: 1827

Remodeled: 2014

Water View:

Other View: D/Oc

Zoning: SR10

Lot Size(SF): 6305

Furnished: Furnished

2nd Dwelling: P/Sd

Water: Town

Sewer: Twn

Lot Size(A): 0.66

Beds/Baths: 8/9

Wtr Frontage:

Total SqFt(GLA): 28749

Amenities

First Floor Bedrooms:

Heating: OFHW

Fireplaces: 9

Floors: Antique Pine - authentic original large plank -

Yard: Expansive - Outstanding Grounds/Center Courtyard Area

Parking: 2 Drives -access w/parking both from Main Street & the other at McKinley - in addition to separate attached garage

Foundation: Various main house - carriage house & barn (cement, concrete stone & wood)

Lead Paint:

Recreation and Outdoor Spaces: Deck, Garden, Patio, Porch, P/Pool, C/Tennis

Amenities:

Taxes and Fees

Building Assessment: 4589600

Land Assessment: 2659300

Total Assessment: 7248900

Tax Year: 2026

Property History for 20 Main Street
Sep 3, 2026
Active
20 Main Street :: Sconset
$12,000,000
1 Family
169 Days on Market
Listed by: Compass MA LLC
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