THE KALMAN Co.
ListingsKnow NantucketAbout
Contact Sean

Nantucket Real Estate Insights

A closer read on the island.
The numbers, and the knowing. Both written by Sean Kalman.
01 · Weekly
What's On This Week
02 · The Library
Island Guides
Thirty-plus guides to how the island actually works — the HDC and the Land Bank fee, flood zones and financing, waterfront and winter. Start with these:
Buying a home on NantucketWhat it costs to own hereThe HDC, explainedThe beaches, honestly rankedFlood zones and insuranceThe island in the off-season
03 · Quarterly
The Market Report
July's biggest month by dollars and its most accurately priced — updated with LINK's July numbers.
Read the market report
$117.1M
July volume
97.63%
Of asking
178
2026-high inventory
04 · The Blog
Talking Nantucket
Neighborhood spotlights, buyer guides, short-term rental rules, and island truths — thirty-three posts and counting.
Latest: The week the island exhales
Aerial view of Nantucket at golden hour
Explore
HomeListingsNeighborhood Guides
Insights
Know NantucketTalking NantucketMarket Report
Guides
Buying GuideSelling GuideHome ValuationAll Island Guides
Company
About & TeamContact
THE KALMAN Co.
InstagramFacebookLinkedIn
Nantucket, MA 02554 · 508-228-4578 · sean@thekalmanco.com · Brokered by eXp Realty
© 2026 The Kalman Co. · Equal Housing Opportunity