Key shopping holidays and important dates for the US, UK, & more

Plan your 2026 promotions with our definitive retail calendar. Consumers set a new holiday shopping record in 2024, with US holiday retail spending totaling $994.1 billion. But while the end-of-year holiday season gets a ton of retail hype, holidays happen year-round. And with some strategic planning—and creative marketing—you can take advantage of all of them to boost sales and revenue.
That’s why this guide doesn’t just list key retail holidays. It also offers seasonal marketing ideas with step-by-step strategies that apply to both ecommerce and brick-and-mortar. Plus, learn how to align with the 4-5-4 retail calendar for cleaner reporting and campaign timing.