how old is oliver in season 4 invincible

Oliver is presented as a teenager in Invincible season 4, looking roughly around 13–14 years old in the latest material, though the show hasn’t given an exact on-screen number yet.

How old is Oliver in Season 4?

Based on the early season 4 trailer and previews, Oliver has clearly jumped from a young kid to what visually reads as early teens. Articles breaking down his redesign explicitly describe him as looking like he went from about 8 years old to somewhere around 13–14.

Because Invincible leans into his accelerated growth, the creative team treats his age more in “developmental stage” terms (kid → tween → teen) than precise birthday math. So for now, the most accurate answer is that Oliver is in his early teens in season 4, functionally a teenage Kid Omni-Man.

Why the confusion about his age?

Fans have already pointed out that Oliver’s age has never perfectly lined up with the show’s internal timeline.

• In season 2, he looked like a toddler, maybe 2–3.

• By season 3, he suddenly looked closer to 8–12.

• Now, in season 4’s first look, he appears solidly teenaged.

The in-universe explanation is his alien heritage and accelerated growth, which lets the writers justify big design jumps without strict year-by-year aging.

What creators and coverage say

Entertainment coverage describing the trailer consistently refers to Oliver as a teenage version of himself in season 4. One breakdown notes he now looks like a young man in a new Kid Omni-Man suit, with an age jump visually in the 13–14 range.

There’s also chatter about his voice actor aging into a teen himself, which lines up with the character’s new life stage. This supports the idea that season 4 Oliver is meant to “read” as a teenager, even if the show never states “he is X years old” in dialogue.

TL;DR: In Invincible season 4, Oliver is effectively in his early teens (around 13–14 by appearance), but the series leaves it a bit fuzzy because of his accelerated growth.

Information gathered from public forums or data available on the internet and portrayed here.