I'm not sure, but as of 2017 55 million Chromecast devices had reportedly been sold: https://venturebeat.com/2017/10/04/google-has-sold-55-million-chromecasts-

I'm not sure, but as of 2017 55 million Chromecast devices had reportedly been sold: https://venturebeat.com/2017/10/04/google-has-sold-55-million-chromecasts-up-from-30-million-in-july-2016/ https://venturebeat.com/2017/10/04/google-has-sold-55-millio... Anecdotally it's pretty popular with folks I know in Columbus, OH - admittedly they tend to be on the tech savvy side.