Okay, let’s settle this once and for all, because I know it’s been keeping you up at night (or at least distracting you during your morning coffee scroll). Just how old was Erica in Season 1 of Stranger Things? Pop quiz: if you instantly thought, “She’s the sassiest eleven-year-old in Hawkins,” congratulations—you’re almost right.

Let’s rewind to the summer of 1983. Erica Sinclair, the pint-sized queen of shade and sibling torment, is the younger sister of Lucas. And in Season 1, she’s exactly ten years old. Yes, ten! That’s right—she hadn’t even hit the pre-teen double digits yet. Which makes her legendary one-liners and ability to weaponize a box of Eggos (metaphorically, of course) even more impressive. I mean, at ten, I was still trying to figure out how to eat a Fruit Roll-Up without it sticking to my elbow.

The show’s creators, the Duffer Brothers, have confirmed this in interviews, and Priah Ferguson (the actress who plays Erica) was around nine or ten during filming. So, while Mike and the boys are sweating over demogorgons, Erica is busy perfecting the art of the side-eye and refusing to get in the van for “fun” adventures. Honestly? Relatable queen energy. She’s the friend who knows a bad idea when she hears one—and she’s not afraid to say it, even if she’s only five feet tall on a good day.

So, next time you rewatch Season 1, remember: this tiny, fierce human is basically a fourth-grader running circles around the Upside Down. And here’s the uplifting part: age is just a number, especially when you’ve got unshakable confidence and a killer sense of sarcasm. Whether you’re ten or thirty, you can still be the smartest person in the room—you just have to own it, like Erica. Now go forth, embrace your inner child, and remember: never get in the van unless you really, really want to. 🍦

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