Google Birthday 2026: Why September 27 Is Special and When Google Was Founded

Google celebrates its birthday on September 27 every year, although the company was officially incorporated on September 4, 1998. Google itself says the exact founding date is somewhat complicated, but the company has celebrated September 27 as its birthday for more than a decade.

In 2026, Google marks 28 years since its incorporation in 1998, while September 27 remains the date associated with Google's annual birthday celebration and special Doodle tradition.

When is Google’s birthday?

Google's birthday is celebrated on September 27.

The date is notable because it is the day Google traditionally uses for its annual birthday celebration. Google has used special Google Doodles to mark the occasion, including its 25th birthday in 2023.

However, September 27 is not the company's official incorporation date.

When was Google actually founded?

Google was officially incorporated on September 4, 1998.

Google's own history explains that the company was incorporated on September 4, but that it has celebrated its birthday on September 27 for many years. The company describes the exact founding date as being open to some debate because Google's early history involved several milestones rather than a single universally accepted "birthday."

Who founded Google?

Google was founded by Larry Page and Sergey Brin, who were graduate students at Stanford University.

The pair began working on a search engine project in the mid-1990s. Their work eventually developed into Google, which was incorporated as a company in 1998. Google's own 25th-birthday material describes the company's origins and its continued evolution from a search engine into a much broader technology company.

Why does Google celebrate its birthday on September 27?

There isn't a simple official explanation that makes September 27 the company's legal founding date.

Google's own 2018 retrospective says the company was incorporated on September 4, but had celebrated its birthday on September 27 for more than a decade. In other words, September 27 is Google's traditional celebration date, while September 4 is its incorporation date.

This distinction is important because articles sometimes incorrectly state that Google was founded on September 27, 1998.

How old is Google in 2026?

Google was incorporated in 1998, so 2026 marks 28 years since its incorporation.

The company celebrated its 25th birthday in 2023. Google described that milestone as 25 years of helping people find answers and said its products had expanded far beyond its original search-engine focus.

How did Google start?

Google began as a research project at Stanford University involving Larry Page and Sergey Brin.

The project focused on improving how information on the web could be organised and searched. The search engine eventually became Google, and the company was incorporated in California in September 1998.

The name Google was inspired by the mathematical term googol, which represents the number 1 followed by 100 zeros. Google has referenced the connection as part of its history and 25th-birthday material.

What was Google's original mission?

Google's stated mission was to organize the world's information and make it universally accessible and useful.

That mission has remained closely associated with the company even as Google has expanded into products including Search, Maps, Gmail, YouTube, Android, Pixel and artificial intelligence services.

Google's own birthday retrospective says that although the company has expanded significantly, its original ambition of helping people make sense of information remains central to its story.

How has Google changed since 1998?

Google is no longer simply a search engine.

Over the years, the company has expanded into areas including:

1. Search — its original core product.
2. Gmail — Google's email service.
3. Google Maps — mapping and navigation.
4. YouTube — acquired by Google in 2006.
5. Android — Google's mobile operating system.
6. Chrome — Google's web browser.
7. Pixel — Google's hardware brand.
8. Gemini and AI — Google's growing artificial intelligence ecosystem.

Google's 25th-anniversary material specifically highlights the company's expansion from Search into areas such as mapping, AI and digital skills.

Why is Google's birthday important for Search users?

Google's birthday has traditionally been accompanied by a special Google Doodle or other homepage celebration.

For its 25th birthday in 2023, Google created a Doodle showing the evolution of its logo and used the occasion to reflect on 25 years of Search.

For users, the birthday has therefore become an annual moment when Google highlights its history rather than simply marking the company's legal incorporation date.

Google Birthday 2026: What should you know?

The key facts are simple:

Q&A: Google Birthday

When is Google's birthday?
Google traditionally celebrates its birthday on September 27 every year.

Was Google founded on September 27, 1998?
Not exactly. Google was incorporated on September 4, 1998, while September 27 became the company's traditional birthday celebration date.

Who founded Google?
Google was founded by Larry Page and Sergey Brin, who were Stanford graduate students when they began developing the search project.

How old is Google in 2026?
Google is 28 years old based on its 1998 incorporation, with its traditional birthday celebrated on September 27, 2026.

Our Take

Google's birthday is an interesting example of how a company's public milestone can differ from its formal corporate history. While September 4, 1998 is the incorporation date, September 27 has become the date most closely associated with Google's birthday celebrations.

After nearly three decades, the company has also moved far beyond its original search-engine identity, with AI, smartphones, mapping, video and other services now forming major parts of its technology ecosystem.