In 2018, Biscayne Park, FL had a population of 3.18k people with a median age of 39.8 and a median household income of $64,712. Between 2017 and 2018 the population of Biscayne Park, FL declined from 3,197 to 3,175, a -0.688% decrease, and its median household income declined from $69,750 to $64,712, a -7.22% decrease. The 5 largest ethnic groups in Biscayne Park, FL are White (Hispanic) (40.1%), White (Non-Hispanic) (31.5%), Black or African American (Non-Hispanic) (24.1%), Two+ (Hispanic) (3.02%), and Other (Hispanic) (0.724%). NaNk% of the people in Biscayne Park, FL speak a non-English language, and 84.9% are U.S. citizens.