Mason Thames became widely recognized while still in his early teens, playing kidnapped schoolboy Finney Blake opposite Ethan Hawke in the 2021 horror film The Black Phone. Since then, he has grown from a child performer into a young leading actor, taking on major roles in fantasy, comedy, romance, and horror. That visible transition has made Mason Thames’s height one of the most searched details about him.
The strongest current estimate places Mason Thames at about 5 feet 8 inches tall, or approximately 173 centimeters. Some entertainment profiles list him closer to 5 feet 10 inches, while older pages give much shorter measurements from his early teenage years. Thames has not released an official height through his representatives, so any exact figure should be treated as an estimate rather than a confirmed measurement.
Born on July 10, 2007, Thames is 19 years old as of July 2026. His recent work, including How to Train Your Dragon, Black Phone 2, and Regretting You, has moved him well beyond the smaller, younger image audiences first saw in his breakthrough film.
Mason Thames Height
Mason Thames is currently estimated to stand about 5 feet 8 inches, which equals roughly 173 centimeters. That figure appears to be the most credible public estimate based on recent appearances and specialist height listings, but it has not been verified through an official studio biography or statement from Thames.
The uncertainty largely exists because he began acting professionally while he was still growing. Measurements recorded during childhood can become outdated quickly, yet entertainment websites often continue repeating them long after they are accurate. Some older profiles place Thames near 5 feet or 5 feet 3 inches, figures that no longer reflect his adult appearance.
Thames indirectly addressed his growth during a 2025 interview when he joked that he was no longer 5 feet 3 inches. He did not provide a replacement measurement, but the comment confirmed that figures associated with his early career had become outdated.
Other websites have described him as 5 feet 10 inches. There is not enough dependable evidence to confirm that number, and photographs alone cannot settle the question. Footwear, camera angles, posture, flooring, and distance from the lens can easily create an apparent difference of several inches.
For that reason, the fairest description is that Mason Thames is approximately 5 feet 8 inches tall, while his exact height remains not publicly confirmed.
Early Life and Family
Mason Thames was born on July 10, 2007, in the United States and grew up in Texas. He developed an interest in performance at a young age, though acting was not his only early activity.
He began studying ballet when he was around six years old after watching his older sister take classes. Thames trained for several years, gaining experience in balance, timing, posture, and controlled movement. That background later supported the physical demands of screen acting, especially in roles involving stunts or effects-heavy action.
He also played youth football as a running back and wide receiver. The contrast between ballet and football gave him experience with both carefully rehearsed movement and fast athletic reactions. Thames has spoken publicly about these parts of his childhood, but many details about his parents and wider family remain private.
His sister has occasionally been mentioned in interviews connected to his ballet training, yet Thames has generally kept his family away from heavy publicity. Their names, occupations, and private lives have not all been widely documented through reliable public sources.
Education and Early Acting Ambitions
Detailed information about Mason Thames’s schooling has not been publicly confirmed. Like many performers who begin working before adulthood, he had to balance education with auditions, rehearsals, travel, and production schedules.
His first professional opportunities came through television and short-form projects. One of his early appearances was in the Apple TV+ series For All Mankind, where he played a younger version of Danny Stevens. The role gave him experience on a major television production before he carried a feature film.
Thames later moved to Los Angeles as he pursued acting more seriously. His path was not immediately secure. He has recalled reaching a point when he considered leaving acting, particularly after the disruption and uncertainty affecting production in 2020.
An audition for The Black Phone changed that direction. What could have been one of his final attempts became the role that established him internationally.
Career Breakthrough in The Black Phone
Mason Thames’s breakthrough came as Finney Blake in The Black Phone, directed by Scott Derrickson and based on a short story by Joe Hill. The film follows a shy teenage boy kidnapped by a masked killer known as the Grabber, played by Ethan Hawke.
Much of the story required Thames to perform alone in a basement set while reacting to voices coming through a disconnected telephone. The role depended on fear, restraint, emotional development, and the ability to hold the audience’s attention without constant support from other actors.
Thames was about 13 during production, making the performance especially demanding. Finney begins the film as a bullied and uncertain child but gradually learns to resist his captor. Thames had to make that change believable without turning the character into a conventional action hero.
The film became a commercial and critical success, and his performance received strong attention. Audiences also responded to his screen partnership with Madeleine McGraw, who played Finney’s younger sister, Gwen.
Because Thames was still physically developing when the film was made, images from The Black Phone are not reliable guides to his current height. The smaller boy shown in the movie represents an earlier stage of his life and career.
Expanding Beyond Horror
After The Black Phone, Thames began choosing roles that allowed him to avoid being defined by one genre. His projects included teenage comedy, fantasy adventure, romance, and further horror work.
In the 2024 Netflix comedy Incoming, he played Benj Nielsen, a high-school freshman trying to navigate a major party with his friends. The role showed a lighter and more awkward side of his acting than the intense material in The Black Phone.
His biggest franchise opportunity arrived when he was cast as Hiccup in the live-action version of How to Train Your Dragon. Directed by Dean DeBlois, who also led the animated trilogy, the film placed Thames at the center of a large studio production alongside Nico Parker and Gerard Butler.
Hiccup is not written as the strongest or most physically imposing Viking. His intelligence, curiosity, and compassion separate him from the people around him. Thames’s youthful appearance and thoughtful screen presence suited a character who questions inherited beliefs and forms an unlikely bond with the dragon Toothless.
The production also required physical discipline. Thames worked with mechanical rigs, stunt systems, wind effects, and sets designed to interact with digital creatures added later. He also performed Hiccup as left-handed despite being naturally right-handed, a choice that affected many small movements throughout filming.
Major Work in 2025
The year 2025 marked a major step in Mason Thames’s career. He appeared in three high-profile releases that presented him to very different audiences.
How to Train Your Dragon introduced him as the lead of a major family-fantasy franchise. Black Phone 2 brought him back to the role that made him famous, now playing an older Finney dealing with the lasting effects of his earlier trauma. Regretting You, adapted from Colleen Hoover’s novel, placed him in a romantic drama aimed at young adult viewers.
Returning to Finney allowed audiences to see how much Thames had changed since the first film. His age, physical build, voice, and acting experience had all developed. The sequel did not try to hide that growth; it used it as part of the character’s continuing story.
His work in Regretting You strengthened his position as a potential romantic lead rather than only a horror or fantasy performer. The varied projects suggested that he was intentionally building a broad career rather than repeating his first success.
By the end of 2025, Thames had become one of the more visible young actors moving from adolescent roles into adult studio work.
Recent Work and Current Status
As of 2026, Mason Thames remains active in film. He is expected to return as Hiccup in the live-action sequel to How to Train Your Dragon, continuing the character’s story in another large-scale production.
His career is still at an early stage, but his choices already show a willingness to move between genres. He has played a kidnapping survivor, an awkward freshman, a Viking inventor, a romantic character, and a young man confronting supernatural danger.
Thames’s public image has remained relatively controlled. He participates in interviews, premieres, and promotional events but has not built his reputation around constant personal disclosure. Most of his public attention remains connected to acting rather than controversy or celebrity drama.
His exact future projects beyond announced productions may change as schedules and release plans develop. Claims about unconfirmed films or roles should be treated carefully until a studio, filmmaker, or reputable trade publication verifies them.
Relationships and Private Life
Mason Thames has attracted growing interest in his relationship status as his profile has increased. However, he has not publicly confirmed a marriage, engagement, or long-term romantic partner.
Online speculation sometimes links young co-stars because they appear together in interviews, promotional photographs, or social-media posts. Those appearances do not establish a relationship. Thames’s private life should not be described through rumor or assumptions based on his professional chemistry with other performers.
He is not publicly known to have children. At 19, he appears focused primarily on acting and the transition from teenage roles into adult work.
Thames has shared parts of his personality and childhood through interviews, but he has kept clear limits around family and relationships. That balance has allowed him to remain accessible to fans without turning his personal life into the center of his career.
Net Worth and Income Sources
Mason Thames’s net worth is not publicly confirmed. No credible public source has disclosed his contracts, total earnings, property, investments, debts, or personal financial arrangements.
Various celebrity-finance websites publish estimates, but those numbers often lack documented evidence. They may be based on assumptions about film budgets, box-office results, or the usual pay range for young actors. A movie’s financial success does not reveal how much an individual performer received.
His known income sources include acting in television and film, along with possible compensation for promotional duties connected to those projects. The terms of his work on The Black Phone, Incoming, How to Train Your Dragon, Black Phone 2, and Regretting You have not been made public.
As his roles have grown in size, his earning potential has likely increased. Still, assigning him a precise net worth would create certainty that the public record does not support.
Public Image and Acting Style
Mason Thames’s public reputation rests largely on versatility and professionalism. His breakthrough required emotional intensity, while later films asked him to handle comedy, romance, physical action, and effects-based performance.
His ballet training can be seen in the control of his posture and movement, though he does not present himself mainly as a dancer. Football may also have helped prepare him for demanding sets and repeated physical sequences.
Thames often plays characters who appear uncertain or vulnerable before finding confidence. Finney survives through observation and courage, while Hiccup challenges a culture that initially dismisses him. These roles depend less on physical size than on the ability to make internal change visible.
That pattern helps explain why searches about Mason Thames’s height reveal only a small part of his appeal. His screen presence comes from movement, expression, timing, and emotional credibility rather than unusual stature.
Frequently Asked Questions
How tall is Mason Thames?
Mason Thames is estimated to be about 5 feet 8 inches tall, or approximately 173 centimeters. His exact height has not been officially confirmed.
Is Mason Thames 5 feet 10 inches?
Some entertainment profiles list him at 5 feet 10 inches, but that figure is not supported by an official measurement. The strongest available estimate places him closer to 5 feet 8 inches.
How old is Mason Thames?
Mason Thames was born on July 10, 2007. He is 19 years old as of July 2026.
Where is Mason Thames from?
Thames grew up in Texas in the United States. More specific details about his family home and childhood locations have generally remained private.
What made Mason Thames famous?
He became widely known for playing Finney Blake in The Black Phone. His later role as Hiccup in the live-action How to Train Your Dragon expanded his international profile.
Does Mason Thames have a girlfriend?
Mason Thames has not publicly confirmed a current girlfriend or long-term partner. Claims about his relationships should be treated as speculation unless he addresses them directly.
What is Mason Thames’s net worth?
His net worth is not publicly confirmed. Online estimates are speculative because his salaries, contracts, assets, and financial obligations have not been disclosed.
Conclusion
Mason Thames’s estimated height of about 5 feet 8 inches has attracted attention because audiences have watched him grow up on screen. Older measurements remain online from his early teenage years, creating confusion that can’t be resolved without a current official figure.
His physical growth has happened alongside a larger professional change. The actor who first appeared as a frightened child in The Black Phone now leads major studio films and works across several genres.
Thames has kept much of his private life outside public view, leaving relationships, finances, education, and family details largely undisclosed. That restraint makes his acting work, rather than gossip, the clearest basis for understanding him.
Height may remain a popular search question, but it is not the defining fact of his story. His movement from a nearly abandoned acting ambition to horror breakthrough and franchise lead offers a far stronger measure of how quickly his career has developed.