An adjacent four-acre lot was left by Miss Hepburn for conservation and "exclusively public purposes," though it's not quite clear what entity it will go to yet.

Tanvir Ahmad, a 53-year-old taxi driver, was walking the perimeter of the four-acre lot that is reserved for cabs waiting for business at Kennedy International Airport.

The four-acre lot off Ocean Avenue on the border of Asbury Park was formerly the site of the North End Hotel, which was closed and demolished a decade ago.

Two years ago, he had bought a four-acre lot high up beside the Nuuanu Valley.

Now, a four-acre lot, zoned for a single family, can go for $10 million.

Mr. Vining suggested that the town could buy a four-acre lot on the opposite end of the property on a residential street to provide parking and access to a trail system.

Of the few remaining, a four-acre parcel off Drakes Corner Road is listed at $639,000; a four-acre lot closer to town is listed at $795,000.

The Walker House is situated on a four-acre (1.6 ha) lot.

A 1.2-acre subdivision lot with country views, two and a half miles from the town center, sold for $76,000, while a steep, rocky four-acre wooded lot just a mile away sold for $27,000.

Reservations were first taken in 2003 at $25,000 for a four-acre lot (the lots now start at $50,000).