In 2018, Miami Gardens, FL had a population of 113k people with a median age of 35.6 and a median household income of $42,398. Between 2017 and 2018 the population of Miami Gardens, FL declined from 113,187 to 112,913, a -0.242% decrease and its median household income grew from $41,139 to $42,398, a 3.06% increase. The 5 largest ethnic groups in Miami Gardens, FL are Black or African American (Non-Hispanic) (68.8%), White (Hispanic) (21.7%), White (Non-Hispanic) (2.8%), Black or African American (Hispanic) (2.79%), and Other (Hispanic) (1.57%). NaNk% of the people in Miami Gardens, FL speak a non-English language, and 87.3% are U.S. citizens.