Jason Alexander Birth Date and Age During Seinfeld
Jason Alexander was born on September 23, 1959, which means he was 30 years old when Seinfeld premiered on NBC in July 1989 and remained 30 through most of the first season. By the time the series finale aired in May 1998, he was 38 years old, having spent the entire run playing George Costanza, a character loosely inspired by the real-life experiences of co-creator Larry David Jason Alexander biography.
The show ran for nine seasons and 180 episodes, placing Alexander in the 30 to 38 age bracket during the entire original broadcast window, with his exact age shifting at the September 23 birthday each year Jason Alexander on IMDb.
Career Earnings and Net Worth Context
While exact per-episode salaries for Seinfeld actors are not publicly disclosed, industry estimates and public filings suggest the principal cast earned a combined share of syndication profits that contributed to long-term wealth, with Alexander's net worth reported in the range of $50 million by public sources Forbes on Jason Alexander net worth.
Post-Seinfeld, Alexander continued working in television, film, and stage, including Tony-winning performances on Broadway, which have supported his earnings profile alongside voice roles in animation and commercial work BroadwayWorld on Jason Alexander.
Seinfeld Syndication, Streaming, and Financial Impact
Seinfeld generates ongoing revenue through syndication, streaming licensing, and merchandise, with the series available on platforms such as Netflix and Max, contributing to residual income for the cast and production stakeholders The Hollywood Reporter on Seinfeld streaming.
Public company data on Warner Bros. Discovery, which owns the HBO Max platform where the series streams, shows the value of legacy NBCUniversal and Warner Bros. content libraries as a key asset in their media portfolio, with Seinfeld cited as a high-value title in earnings discussions SEC filing for Warner Bros. Discovery.