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National Acorn Squash Day

Celebrate National Acorn Squash Day with a delicious dish - try roasting, baking, or sautéeing for a wholesome and flavorful meal!

Monday

September 2026

Last updated February 7, 2026 · by the Holiday Calendar Team

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YEARLY DATESeptember 7

OBSERVED INUnited States

CATEGORYFood

SUBCATEGORYSide Dishes

INTRO

Introduction

PHOTO

It's time to celebrate National Acorn Squash Day on Sept. 7! This delicious vegetable has been around for thousands of years and is a favorite during the fall season. Not only is acorn squash a great source of vitamins and minerals, but it also has an amazing flavor that can be used in soups, stews, casseroles, breads, muffins and more. From sweet recipes like caramelized acorn squash with maple syrup to savory dishes like roasted garlic acorn squash soup, there are endless possibilities when it comes to embracing this seasonal vegetable. So get ready to enjoy some tasty treats and honor National Acorn Squash Day!

TIMELINE

National Acorn Squash Day Timeline

Discovery of Squashes

Christopher Columbus returned to Europe with squashes, including acorn squash, which were previously unknown to Europeans.

European Cultivation Begins

By the 16th century, squashes started being cultivated in various parts of Europe for the first time.

Acorn Squash in Cookbooks

Acorn squash starts appearing in cookbooks as an integral ingredient in classic recipes during the 18th century.

Rise in Popularity

Acorn squash experiences a rise in popularity in America during the 1940s as a versatile vegetable for an expanding post-war middle class.

Nutritional Benefits Recognized

In the 1980s, the health and nutritional benefits of acorn squash receive greater recognition, leading to an increase in consumption.

National Acorn Squash Day Established

National Acorn Squash Day is officially established and celebrated every year on September 7th, reminding us to appreciate this nutritious vegetable.

GET INVOLVED

How to Celebrate National Acorn Squash Day

Roast an acorn squash

Cut the squash in half, scoop out the seeds, and lay it cut-side down on a baking sheet. Roast until fork tender and enjoy with your favorite ingredients like butter, maple syrup, and nuts.

MAKE

Make a squash soup

Roast the acorn squash, sautée some onions and garlic, then add vegetable broth and simmer until everything is cooked through. Puree with an immersion blender or in a traditional blender. Serve in individual bowls with some freshly grated nutmeg.

GRILL

Grill slices of the squash

Slice the acorn squash into 1/2 inch pieces and brush with olive oil. Place on the grill and cook until lightly charred and tender. Serve with a sprinkle of salt and pepper.

STUFF

Stuff the squash

Cut the squash in half, scoop out the seeds, then stuff it with a mixture of cooked quinoa and vegetables like mushrooms, kale, onion, garlic, and herbs. Drizzle with olive oil and bake until lightly browned.

ENJOY

Enjoy a squash smoothie

Roast the squash until soft, let cool, then puree in a blender with your favorite ingredients like banana, almond milk, spices, and nut butter to make a delicious acorn squash smoothie.

WHY THIS DAY MATTERS

Why We Love National Acorn Squash Day

Acorn squash supports local farmers

Buying acorn squash from local farms not only helps support small businesses but also gives you access to fresh, flavorful produce that hasn't been shipped across the country. Plus, you know you're getting top quality ingredients that have been grown responsibly and ethically by people who truly care about their plants' health and well-being!

Acorn squash is nutritious

Acorn squash is a great source of dietary fiber, Vitamin C and potassium. It also contains minerals such as magnesium, zinc and manganese which are essential for a healthy body. Eating acorn squash can help boost the immune system, reduce inflammation, and maintain blood sugar levels!

Acorn squash is versatile

This humble vegetable can be roasted, mashed, pureed or even grilled. You can add it to soups and stews, or stuff it with your favorite ingredients for a delicious dish. The possibilities are endless when it comes to this tasty winter squash!