How long is the average PhD dissertation?Robbie Gonzalez7/15/13 11:00am1045EditPromoteDismissUndismissHideGo to permalinkThough page number is obviously far less important than the content and quality of one's work, it is nevertheless very common for PhD candidates to obsess over the length of their theses. How many pages should it be? How long are other people's theses? Short answer: it varies. And by more than you may realize.