How Old Is Spongebob 2024 Cast. Spongebob 25 is an ongoing worldwide campaign celebrating the 25th silver anniversary of spongebob squarepants.  — what is spongebob's age in 2024?

 — but other characters do have specific ages.  — nickelodeon’s megahit show spongebob squarepants made its tv debut on may 1, 1999.