The primary subject within the keyword phrase "when is patriot day in massachusetts 2025" is the term "Patriot Day," which functions as a proper noun. The inquiry seeks to determine the specific date of this holiday. In 2025, Patriots' Day in Massachusetts will be observed on Monday, April 21.
This date is determined by state law in Massachusetts, which officially designates Patriots' Day as the third Monday in April. The holiday commemorates the anniversary of the Battles of Lexington and Concord, the first military engagements of the American Revolutionary War, which took place on April 19, 1775. While the historical anniversary is April 19, the official observance was shifted to the third Monday to create a three-day weekend.
Consequently, the calendar date of Patriots' Day varies annually. For the year 2025, the third Monday of April falls on the 21st. This observance is unique to a few states, most notably Massachusetts and Maine, and is widely recognized for its historical reenactments and the running of the Boston Marathon.
