How many fitness instructors are in US? ADVERTISEMENT 1.10K viewsFebruary 22, 2015 0 Kristin February 22, 2015 0 Comments How many fitness instructors are in the US in 2012, 2013, 2014? 10 Answers ActiveVotedNewestOldest 0 Nancy7 Posted 0 Comments In order to be clear about how you define “fitness instructors,” you might also group into things like: Personal trainers Small group training Group exercise (i.e. kickbox, Zumba, Les Mills) You are viewing 1 out of 10 answers, click here to view all answers. Register or Login