March And April 2026 Calendar With Holidays

Key Dates in March 2026

In addition to Easter and Earth Day, April 2026 also features a number of other notable holidays and observances. April Fool's Day is on April 1st, and Tax Day is on April 15th, so make sure to get your taxes filed on time. With our March and April 2026 calendar, you can stay organized and on top of all the important dates, from holidays to observances to everyday events.