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Patriots’ Day (Massachusetts)

Mon, April 20, 2026 · US · Computed (rule)

7 mo ago

Source

Marks the battles of Lexington and Concord; Boston Marathon day.

Every year

Also on Apr 20, 2026

Source, method and history
Source
Massachusetts General Laws
How we know
Rule: third Monday in April (Mass. Gen. Laws ch. 6, sec. 12J).
Recurs
annual
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Changes
None recorded.