Wednesday Addams is famously portrayed as a teenager in most adaptations, but her exact age can vary slightly depending on the version you're talking about. In the original 'The Addams Family' TV series from the 1960s, she's depicted as around 11 or 12 years old—still a child but with that signature macabre wit. The 1991 film and its sequel give her a bit more edge, leaning into her being roughly 13–14, which fits the darker, more sarcastic tone.
Then there's the animated versions and newer takes like Netflix's 'Wednesday,' where she's squarely in her late teens (around 15–16). What's interesting is how her character evolves with age while keeping that core Wednesday vibe—morbid, clever, and utterly unimpressed by the world. Personally, I love how each adaptation tweaks her age to suit the story's mood, whether it's childhood mischief or teenage rebellion.