Estimation of Twitter user demographics in the USA, 2014

The dataset contains the estimated demographics of 3,775,014 Twitter users in the continental USA in 2014, including gender, age, race/ethnicity, and county of residence of each Twitter user. The codes for estimating Twitter user demographics were also enclosed; the codes were designed for analyzing raw Twitter data with user profile information including username, screen name, profile image, and geo-locations. Twitter users were anonymized to protect their privacy per the data user agreement of Twitter, Inc. Twitter users in the shared data set were anonymized.