Charming as they are, the antique houses that make the island of Nantucket, Massachusetts, an architectural treasure also have their quirks. Low ceilings, small rooms, and floor plans designed for another era tend to make them incompatible with the life of a bustling modern family. After renting a few such idiosyncratic houses over the years, a Midwestern couple with three teenage sons knew what they did — and didn’t — want when they set about building an island getaway of their own. “The…
Lisa Hicks