The entirety of Community District 18, which comprises Canarsie and Flatlands, had 165,543 inhabitants as of NYC Health's 2018 Community Health Profile, with an average life expectancy of 82.0 years. This is slightly higher than the median life expectancy of 81.2 for all New York City neighborhoods. Most inhabitants are middle-aged adults and youth: 25% are between the ages of 0–17, 29% between 25 and 44, and 24% between 45 and 64. The ratio of college-aged and elderly residents was lower, at 9% and 13% respectively.