Nassau County

Nassau County is a suburban county in the New York Metropolitan Area east of New York City in the U.S. state of New York. The name of the county comes from an old name for Long Island, which was at one time named Nassau, after Dutch William of Nassau, Prince of Orange (who later also ruled as King William III.) The county colors, orange and blue, are also the colors of the House of Orange. Nassau's county seat is Mineola. The largest city is Long Beach, largest incorporated village is Hempstead and the largest hamlet is Levittown in the Town of Hempstead.