Holiday Calendar

National Cookie Day

Next celebratedFriday, December 4, 2026

A food observance on December 4 celebrating cookies in all their varieties, from homemade holiday batches to iconic commercial brands.

Countdown to the day
--DAYS
--HRS
--MIN
--SEC
Last updated March 18, 2026 · by the Holiday Calendar TeamHave an update or spot an error?
YEARLY DATEDecember 4
OBSERVED INUnited States
CATEGORYFood
SUBCATEGORYBaking
ORIGIN

Corporate Initiative

FOUNDING ENTITY
Blue Chip Cookie Company
FIRST OBSERVED
1987
Blue Chip Cookie Company's Matt Nader pitched December 4 in 1987, timing it for the season when, he said, people indulge.
HOW THE HOLIDAY CAME TO BE

A San Francisco bakery picked the date, not a holiday.

The December 4 observance traces to Matt Nader, co-founder of the Blue Chip Cookie Company in San Francisco, who proposed National Cookie Day in 1987 as a holiday-season promotion. An earlier, separate strand is Sesame Street's Cookie Monster, who proclaimed his own Cookie Day in the 1980 book The Sesame Street Dictionary.

INTRO

The day a bakery invented, and a Muppet got the credit

National Cookie Day did not start with a baker's tradition or a government decree. The December 4 date was a marketing decision, pitched in 1987 by the president of a San Francisco bakery who wanted a cookie holiday during the season when, he told a reporter, people indulge.

That origin is awkward for the version most people believe. Ask around and you will hear that Cookie Monster started it, and there is a grain of truth there: the Muppet did proclaim his own Cookie Day. But the famous detail, a 1976 Sesame Street calendar marking it on November 26, does not hold up against the record.

So a holiday that feels timeless is really two competing claims, one from a Muppet and one from a cash register, neither older than 1980. December 4 is simply the date the bakery won.

Advertisement

DEALS & OFFERS

2026 ran without a deal

No tracked offers this year. Here’s who has celebrated in past years.

ORIGINS

Cookie Day history

INTRODUCTION

Cookies are older than the idea of cookies. The first ones were not a treat at all but a tool. Bakers in roughly seventh-century Persia, after sugar became common in the region, would drop small dabs of cake batter onto a hot surface to test an oven's temperature before committing a full cake to it.

The word arrived much later, and from a different place. It comes from the Dutch koekje, a diminutive of koek, meaning little cake. Dutch settlers carried it to New Amsterdam, and by around 1808 American English had borrowed it for the small, flat, sweet cake we mean today.

CHAPTER 01

An American obsession takes shape

The cookie that would define the country did not exist until 1938. Ruth Wakefield invented the chocolate chip cookie at her Toll House Inn in Whitman, Massachusetts, and published the recipe that same year.

A year later she sold the rights to Nestle for one dollar, along with a lifetime supply of chocolate and a consulting role. Nestle launched its Toll House morsels in 1940, and the recipe spread to the back of every chocolate-chip bag in America.

CHAPTER 02

A holiday with two fathers, and one who isn't real

By the time anyone thought to give cookies a day, the food was woven through American life. The pop-culture claim came first: Cookie Monster proclaimed his own National Cookie Day in the 1980 Random House book The Sesame Street Dictionary.

The calendar date came from somewhere far less whimsical. In 1987, Matt Nader, co-founder of the Blue Chip Cookie Company at Fisherman's Wharf, proposed National Cookie Day on December 4 as a holiday-season promotion for his shop. The attribution is documented in an August 1987 Los Angeles Times article.

The two strands never quite merged, and the Sesame Street version that circulates most, a November 26 listing on a 1976 calendar, is not in that calendar's actual record. The day people observe each December 4 is, at its root, a bakery's idea that stuck.

TIMELINE

Timeline

First Girl Scout cookie sale

The Mistletoe Troop of Muskogee, Oklahoma, baked and sold cookies at their high school to fund troop activities.

The chocolate chip cookie is born

Ruth Wakefield invented it at the Toll House Inn in Whitman, Massachusetts, and published the recipe that year.

Cookie Monster proclaims a day

The Sesame Street Dictionary had the Muppet declare his own National Cookie Day, the verifiable Sesame Street strand.

Blue Chip sets December 4

Matt Nader of the Blue Chip Cookie Company proposed National Cookie Day as a holiday-season promotion.

A state names its cookie

Massachusetts adopted the chocolate chip cookie as its official state cookie that year.

MYTH VS FACT

Common Misconceptions

The myth

Sesame Street created National Cookie Day on a 1976 calendar, dated November 26.

The truth

The actual 1976 Sesame Street calendar contains no Cookie Day. The verifiable Sesame Street strand is Cookie Monster's proclamation in the 1980 book The Sesame Street Dictionary, and the December 4 date traces to the Blue Chip Cookie Company in 1987.

Answer

It is observed every year on December 4 in the United States.

COLOPHON

Sources

How we know what’s on this page. References, not endorsements.

11sources
2primary records
0independently dated
Primary records
Additional coverage
FOR MARKETERS & CREATORS

Turn every day into a moment your audience actually shows up for.

8.4M
Monthly readers
5K+
Holidays tracked