Will Byers was born on March 22, 1971, which makes him 54 years old as of November 27, 2025. He was 12 years old during the first season of Stranger Things set in the 1980s.

Will Byers' Age Background

• Will's birthdate is explicitly given as March 22, 1971.
• The show begins with Will being 12 years old.
• Over the years, considering the original timeline and real-world passing, he would be 54 years old in 2025.

This information aligns with the timeline provided by multiple sources related to the "Stranger Things" character ages and show timeline.