January 2025 Calendar Festivals United States Holidays. Includes all united states federal holidays and presidentially mandated observance days. Public holidays in the united states in 2025 are new year (friday 01 january)martin luther king jr.

New year’s day is january 1st, the first day of the year, in the gregorian calendar, and falls exactly one week. Here is a list of 2025 holidays, special events, big games, cultural milestones and other key dates to mark on your.