St. Patrick's Day Countdown
St. Patrick's Day falls on March 17 every year, a celebration of Ireland's patron saint that has grown into a worldwide festival of all things green. This countdown is to St. Patrick's Day 2027, ticking down live to March 17.
How many days until St. Patrick's Day?
St. Patrick's Day is on Wednesday, March 17, 2027, which is 249 days away. The live countdown above ticks down to the exact moment, to the second.
Who was St. Patrick?
Patrick wasn't actually Irish, he was born in Roman Britain, kidnapped to Ireland as a teenager, and returned later as a missionary. March 17 marks the traditional date of his death around 461 AD, and the shamrock legend comes from his teaching.
How the world celebrates
New York has held a St. Patrick's Day parade since 1762, Chicago dyes its river green, and cities from Dublin to Tokyo throw festivals. In Ireland it's both a national holiday and, historically, a religious feast day.
Quick facts
- Marks the traditional date of St. Patrick's death, around 461 AD
- St. Patrick was born in Roman Britain, not Ireland
- Chicago has dyed its river green since 1962
- New York's parade has marched since 1762
Get your green on
Wear it, decorate with it, toast with it — just don't get pinched.
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St. Patrick's Day — frequently asked questions
When is St. Patrick's Day?
St. Patrick's Day is on Wednesday, March 17, 2027.
How many days until St. Patrick's Day?
St. Patrick's Day is on Wednesday, March 17, 2027, which is 249 days away. The live countdown above ticks down to the exact moment, to the second.
Fact-checked & updated July 2026 · alarm-clock.org