Days Until St. Patrick's Day

When is St. Patrick's Day?

St. Patrick's Day is observed on March 17, honouring the patron saint of Ireland. It is celebrated worldwide with parades, the colour green, and Irish culture.

Cities from Dublin to Chicago plan parades around the St. Patrick’s Day countdown each spring.

St. Patrick's Day dates, 2026–2035

The next 10 occurrences, with the weekday each falls on and the Unix timestamp of midnight UTC at the start of the day.

The story behind St. Patrick's

Patrick was a fifth-century Romano-British missionary who, by his own account in the Confessio, was kidnapped by Irish raiders as a teenager, escaped after six years, and later returned to Ireland as a bishop. March 17 is the traditional date of his death, around the year 461, and it was kept as a feast in Ireland for centuries before Luke Wadding, an Irish Franciscan, secured its place on the universal church calendar in the early seventeenth century. Because the date falls inside Lent, the day traditionally brought a one-day relaxation of fasting rules, which helps explain its association with eating and drinking. The parades are an emigrant invention: the earliest recorded one was held in 1601 in the Spanish colony of St. Augustine, Florida, and Irish soldiers in the British army marched in New York in 1762, long before Dublin held a parade of its own. Ireland made the day a public holiday in 1903. The colour originally linked to Saint Patrick was blue; green took over in the eighteenth century through its association with the shamrock and Irish nationalism. Chicago has dyed its river green every year since 1962, and Sydney, Tokyo and Buenos Aires all now hold parades.

How this countdown is calculated

St. Patrick's Day is fixed at March 17, so the countdown targets midnight at the start of the next March 17 in your local time zone. When the date falls on a Sunday during Holy Week the church may move the feast, but the public holiday and this countdown stay on March 17.

The big number at the top of this page is computed live in your browser the moment the page loads and ticks down every second — there is no stale, pre-baked figure here. It measures the gap between your current local time and the next March 17, then breaks it into days, hours, minutes, and seconds. Because the math runs on your own device, the result is always correct for your time zone and is never cached out of date.

The Unix timestamp of St. Patrick's Day

Beyond the human-friendly countdown, this page also shows the Unix timestamp of the target date — the number of seconds since January 1, 1970 UTC. That single integer is what databases, schedulers, and APIs actually store. If you are building a feature that fires on St. Patrick's Day — a banner, an email, a cron job — the timestamp shown above is the value to compare against. You can also drop the date straight into the Epoch Converter to inspect it in every format, or into the Date Duration Calculator to measure the span from any other date.

Ways people use a St. Patrick's countdown

• Planning — knowing the exact number of days left helps with shopping, travel, and booking before deadlines pass.
• Sharing — send the live countdown link to friends, family, or a team channel so everyone sees the same ticking clock.
• Engineering — use the Unix timestamp above to schedule jobs or gate features around the date.
• Curiosity — sometimes you just want to know "how many days until St. Patrick's?" and get a precise answer rather than a rough guess.

Want a different date?

This page is part of a small reference of common countdowns and notable timestamps. Browse the full timestamp and countdown hub to find New Year, Christmas, Halloween, the Y2038 deadline, and more — or build a countdown to any moment of your choosing with the Countdown Timer.

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