- twitter.com thehartschoolThe Hart School replaced Fair Oak and Hagley Park Academies in September 2016 and offers improved academic and extra-curricular opportunities.
- twitter.com thehartschool_twitter account for the hartschool.
- twitter.com ihartscienceThe Hart Science Department, tweeting science news, revision tip and outstanding students work!
- twitter.com hartmagnetsteam@HartMagnetSTEAM. Stamford, CT. hartschool.org. Joined September 2016.