The Road to America's Semiquincentennial
Join us on July 4, 2026, as we celebrate 250 years of the American story. Our tools help you explore history, trace your roots, and prepare for the once-in-a-generation celebration.
Celebrating Our 250th Birthday
Marking the seconds until the ultimate national milestone.
Semiquincentennial Resources
Free browser-based tools to explore the history and people of the United States.
America 250 Countdown
Live countdown to July 4, 2026 โ the greatest birthday in American history.
History Explorer
Search 250 years of pivotal American moments, battles, innovations & milestones.
Genealogy Name Search
Trace American surnames through history โ discover your patriot ancestors.
Founding Documents
Read the Declaration of Independence, Constitution, and Bill of Rights in full.
USA 250 Event Map
Explore official America 250 celebrations happening across all 50 states.
Patriot Quiz
Test your American history knowledge with our 250-question challenge.
250 Years of American Progress
Search for specific years, events, or categories like โRightsโ or โInnovation.โ
Declaration of Independence signed in Philadelphia โ America is born.
Constitutional Convention produces the U.S. Constitution.
George Washington inaugurated as first President of the United States.
Louisiana Purchase doubles the size of the young nation.
War of 1812 โ America defends its sovereignty against Britain.
California Gold Rush ignites westward expansion.
Civil War begins โ a nation divided over slavery and union.
13th Amendment abolishes slavery; Lincoln assassinated.
The People of America
Look up surnames to find their origins and famous American figures associated with them.
First President, Commander-in-Chief of the Continental Army
2nd President, Founding Father, signer of Declaration
Author of Declaration of Independence, 3rd President
First Secretary of the Treasury, Founder of U.S. financial system
Charters of Freedom
Explore the original language that shaped the nation.
Where We Celebrate
Commemorations across the United States from sea to shining sea.
US250.me is an independent America250 living archive where visitors can contribute stories, explore the interactive map, and discover editorial briefings about the 250th anniversary.