Federal holiday in the United States Labor Day is a federal holiday in the United States celebrated on the first Monday of September to honor and recognize the American labor movement and the works and contributions of laborers to the development and achievements in the United States. 339,418 views on September 1, 2025 — Wikipedia's most-read article that day. Also most read: Naomi Osaka, Alexander Isak, Carson Beck, CJ Carr. Wiki link