Edison Research has released its U.S. Top Podcast Genres, By Reach list, representing U.S. listening over four quarters: Q2/2021 through Q1-2022. Comedy is atop the ranker, followed by News and Society & Culture in the #3 spot.
Worth noting that the Comedy genre is populated partly by interview podcasts which self-select the Comedy category, but whose shows are not primarily comedic. WTF with Marc Maron is an example. Currently, the #1 show in Apple’s U.S. Comedy list is Morbid: A True Crime Podcast. (The show’s description mentions “a dash of comedy thrown in for flavor.”
Anyway, Edison’s list is below. The results come from surveys of weekly podcast listeners, which any podcast to be represented on the chart.