How Old Is Eren Yeager in Fullmetal Alchemist Brotherhood?

You've landed here likely searching for answers about the enigmatic Eren Yeager, and while our title points to Fullmetal Alchemist Brotherhood, rest assured we're diving deep into the beloved protagonist from Attack on Titan. The journey of Eren Yeager is one of profound transformation, both in his powers and his age, spanning a turbulent decade of conflict and self-discovery. This Super Pillar Hub will guide you through every significant phase of Eren's life, connecting you to comprehensive details about his age, powers, and the world that shaped him.

Unraveling Eren Yeager's Age Through Attack on Titan

Eren Yeager’s story begins at a tender age, dramatically thrust into a brutal world where humanity is on the brink of extinction. Throughout the Attack on Titan series, we witness his growth from an impulsive child to a hardened, complex leader.
He starts his fight for survival as a young boy and gradually ages through the intense conflicts and revelations that define his destiny. His age progresses significantly as the narrative unfolds, reflecting the weight of his experiences and the burden of his Titan powers.

Eren's Transformative Journey: Age Through the Seasons

Eren's life in Attack on Titan is marked by pivotal moments that directly correlate with his age. We first meet Eren in the year 845, when the Colossal Titan breaches Wall Maria. At this devastating moment, Eren Yeager is just 10 years old, witnessing unimaginable horror that fuels his lifelong ambition to eradicate all Titans.
Two years later, driven by a desire for revenge and freedom, he joins the military. To see exactly when Eren and his friends officially began their military careers, explore our guide on . At this point, Eren is 12 years old.
Most of Season 2 sees Eren and his comrades at 15 years old, facing escalating threats and the shocking reveal of Titan Shifters among them. By Season 3, Eren has matured further, reaching 16 years old as he uncovers the truth of the world beyond the Walls. Finally, in the harrowing final season, Eren has undergone the most dramatic change, both physically and ideologically, arriving at 19 years old. This final age caps a decade of intense struggle, personal sacrifice, and world-altering decisions.

The Shifting Sands of Power: Eren's Titan Forms and Their Heights

Eren's evolution isn't just about his age; it's intricately linked to the immense powers he acquires as a Titan Shifter. Initially manifesting as the Attack Titan, Eren’s primary form stands at an imposing 15 meters (approximately 49 feet). This powerful form is crucial in many battles against other Titans and human adversaries. For a deep dive into the specific powers Eren wields and their origins, check out our comprehensive article on .
As the series progresses, Eren gains access to other Titan abilities, notably the Founding Titan. His Founding Titan form is truly colossal and unlike any other, appearing as a massive skeletal structure as its spine dramatically grew to reconnect his severed head to his body. While Eren's Attack Titan is formidable, it’s one of the nine distinct Titan powers, each with unique characteristics. The Colossal Titan, for instance, dwarfs all others. Intrigued by the sheer scale? You’ll want to read more about .

The Weight of Ymir's Curse: A Limited Lifespan for Titan Shifters

A crucial element impacting the lifespan of Eren and all Titan Shifters is the "Curse of Ymir." This mystical rule dictates that anyone inheriting a Titan power can only live for 13 years after acquiring it. This grim reality adds immense pressure to Eren's journey, making every year count. To fully grasp the tragic implications of this unique rule, delve into our explanation of .
The curse originated with Ymir Fritz, the first Titan. While officially listed as 17 years old, Ymir stopped aging physically at age 12 when she first gained her incredible powers, effectively binding her to a child's body until her death 13 years later. Curious about the original Titan? Learn more about . This curse is a ticking clock for Eren, influencing his urgent and often radical decisions in the final chapters of the story.

Beyond Eren: Ages and Heights of Attack on Titan's Key Characters

Eren doesn't navigate this treacherous world alone. His closest friends, Mikasa Ackerman and Armin Arlert, share his journey and mature alongside him. Like Eren, both Mikasa and Armin are 19 years old in the final season, having endured similar hardships and grown into formidable individuals in their own right. To learn more about Mikasa’s journey alongside Eren, explore . For a deeper look into Eren's closest friend, our guide on provides all the answers.
Other key figures also play vital roles. Captain Levi Ackerman, known for his unmatched skill and steely demeanor, is in his early 30s according to the manga creator. Discover fascinating details like and for a complete breakdown of Captain Levi's age, refer to our article on . Eren's older half-brother, Zeke Yeager, also plays a critical role in the narrative, impacting Eren's choices significantly.
In terms of physical stature, Eren’s height by the final season is 6 feet (183 cm). For a full overview of Eren’s mature physique, our article on has the specifics. Other notable character heights include Jean Kirstein and Reiner Braun at 6'2", Commander Erwin Smith at 6'1", Connie Springer at 5'9", Mikasa Ackerman at 5'7", Sasha Braus at 5'6", and both Armin Arlert and Hange Zoë at 5'5".

Eren's Path of Deception and Sacrifice

The final chapters of Attack on Titan see Eren taking drastic measures, driven by his conviction to protect his people. To infiltrate Marley, he famously amputated his own leg and gouged out an eye, posing as an injured soldier to gather intelligence and execute his plans. Understand the depth of Eren's commitment to his mission by reading .
This period also highlights the unique properties of Titan powers and their impact on aging. Annie Leonhart, for example, did not age physically while hardened in her crystal prison, demonstrating another fascinating aspect of being a Titan Shifter. And to unravel the mystery surrounding another key character, learn .

Continuing Eren's Story and Beyond

Eren Yeager’s journey from a 10-year-old boy fueled by vengeance to a 19-year-old making world-altering decisions is a testament to the complex storytelling of Attack on Titan. His age isn't just a number; it's a marker of the escalating stakes, the deepening mysteries, and the profound personal growth he undergoes. As you continue to explore the intricate world of Attack on Titan, keep these pivotal ages in mind, recognizing how each year contributed to the legend of Eren Yeager.