Hank Hill is described as being in his mid to late 50s in the new King of the Hill reboot.

How old is Hank Hill in the reboot?

In interviews about the Hulu revival, the showrunner Saladin K. Patterson states that Hank is now in his “mid to late fifties.”

Another piece discussing the new timeline and Good Hank’s return repeats that Hank is confirmed to be in his mid to late 50s at the start of the revival.

So while the show doesn’t give an exact number on-screen, canonically for the reboot Hank is somewhere around 55–58 years old, aged up from being about 41 in the original series.

In short: if you’re wondering how old is Hank Hill in the reboot , the official line is that he’s in his mid to late fifties.

TL;DR: Hank Hill is canonically in his mid to late 50s in the latest reboot, according to the creative team behind the show.

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