May 1, 2026, marks the start of major, nationwide celebrations for the 250th anniversary ( Semiquincentennial ) of the United States, often referred to as America 250 ! While the official 250th Independence Day is July 4 , 2026 , May 1 , 2026 , features the opening of 250th commemorative exhibits , national anthem contests , and 250th - related events . The National Park Service and other organizations are launching 250th - themed programming on May 1 , 2026. Sometimes we sing "Star-Spangled Sing-Off" or do activities like the"Sail250", which are maritime celebrations beginning in early May ! This commemorates 250 years since the signing of the Declaration of Independence on July 4 , 1776 ! !
