In 2018, South Miami, FL had a population of 12.2k people with a median age of 39.4 and a median household income of $60,591. Between 2017 and 2018 the population of South Miami, FL declined from 12,255 to 12,202, a -0.432% decrease and its median household income declined from $62,305 to $60,591, a -2.75% decrease. The 5 largest ethnic groups in South Miami, FL are White (Hispanic) (49.7%), White (Non-Hispanic) (26.1%), Black or African American (Non-Hispanic) (13.1%), Asian (Non-Hispanic) (5.2%), and Two+ (Non-Hispanic) (2.04%). NaNk% of the people in South Miami, FL speak a non-English language, and 84.7% are U.S. citizens.