A 2,359 s/f retail property at 21 Main St. has been sold for $5.575 million ($2,363 per s/f), a record-breaking price. The buyer is 21 Main Street, LLC and the seller was Haja 21, LLC which owned the property for just over a year. The single tenant is Henry Lehr, a Main St. clothier for many years, who has a long-term lease on the building. Ted Hampe, chairman of Westport-based HK Group commercial Realtor, represent the buyer in this transaction. Stephen Westerberg, senior vice president of GVA Williams, Stamford, was exclusive agent for the seller.