For tracking geographic and demographic information on published research output, see: Specify the audience(s) who picked-up your research
However, it is also possible to track this information for your own blogs, websites, or Wikipedia article(s).
Google Analytics provides several standard and customized demographic and geographic reports. To receive them, enable demographics, and interest reports, and define the pages you want Google to track. On social media platforms such as Facebook and Instagram, demographic information is available with business accounts. On LinkedIn, site demographics are available as a free reporting tool.
To check page views of the Wikipedia articles you contributed to you can use: WikiShark or http://stats.grok.se/