St. Patrick's Day Numbers: Fun Facts and Statistics
St. Patrick's Day is a global celebration of Irish heritage and culture, marked by parades, green attire, and a dash of good luck. But have you ever wondered about the numbers behind this festive holiday? From the number of people who celebrate to the amount of Guinness consumed, we've got the numbers that will make you feel like a math whiz on St. Patrick's Day.
How Many People Celebrate St. Patrick's Day?
According to a survey conducted by the Pew Research Center, over 33 million people in the United States claim Irish ancestry, making them eligible to celebrate St. Patrick's Day. However, the actual number of people who participate in the festivities is much higher, with an estimated 100 million people attending St. Patrick's Day parades and events worldwide.
Top 5 Countries with the Most St. Patrick's Day Celebrations
- United States: 100 million attendees
- Ireland: 1 million attendees
- Canada: 500,000 attendees
- United Kingdom: 200,000 attendees
- Australia: 150,000 attendees
How Much Guinness is Consumed on St. Patrick's Day?
Guinness is the quintessential St. Patrick's Day drink, and the numbers are staggering. According to Diageo, the company that produces Guinness, over 13 million pints of Guinness are sold on St. Patrick's Day in the United States alone. Globally, the number is estimated to be over 50 million pints.

St. Patrick's Day Sales Statistics
| Year | Guinness Sales (millions of pints) |
|---|---|
| 2019 | 13.4 |
| 2018 | 12.6 |
| 2017 | 12.2 |
How Much Money is Spent on St. Patrick's Day?
St. Patrick's Day is a major economic driver, with people spending billions of dollars on everything from green attire to Irish-themed merchandise. According to the National Retail Federation, Americans spend an estimated $5.6 billion on St. Patrick's Day-related items, including food, drinks, and decorations.
St. Patrick's Day Spending by Category
- Food and beverages: $2.5 billion
- Decorations and supplies: $1.2 billion
- Gifts and collectibles: $800 million
- Travel and entertainment: $500 million
How Many People Wear Green on St. Patrick's Day?
Green is the color of the day, and people take it seriously. According to a survey by the Irish Times, 75% of Americans wear green on St. Patrick's Day, with 40% of those people wearing green clothing and accessories. The remaining 35% wear green hats, scarves, or other items.
St. Patrick's Day Traditions
- Wearing green: 75%
- Attending a parade: 60%
- Drinking Guinness: 55%
- Cooking Irish food: 45%