Proprietary House
 Proprietary House in Perth Amboy Middlesex County New Jersey United States is the only Proprietary Governor's Mansion of the Original Thirteen Colonies still standing. Under the watchful eye of architect and builder John Edward Pryor construction began in 1762 and was completed in 1764. The Georgian style mansion was first occupied by Mr. Chief Justice Smyth by rent and approval of The Proprietors in town on April 10 1766 to 1773.