The zip code 21716 in Brunswick, Maryland, is classified as a "White Majority" community with moderate diversity as of 2022. The white population constitutes 73% of the total, while other racial groups have notable representation, including Black (11%) and Hispanic (6%) populations. The median income in 2022 is $82,258, indicating a relatively affluent area. The population of 5,723 resides in an area of 3.02 square miles.

Brunswick has undergone a gradual transition from a "Low Diversity" community to one with "Moderate Diversity" over the past decade. In 2013, the area was characterized by a strong "White Majority" at 90%. By 2022, this majority had decreased to 73%, while other racial groups gained representation. The Black population increased from 5% in 2013 to 11% in 2022, the Hispanic population grew from 3% to 6%, and the multiracial population rose from 1% to 8%. These changes suggest Brunswick is becoming a "Transitional Community," moving towards greater diversity.

The demographic shifts correlate with significant economic changes. The median income has risen from $69,162 in 2013 to $82,258 in 2022, an increase of about 19%. There was a notable spike in median income to $92,796 in 2021, coinciding with the most diverse racial composition observed in the dataset. The population has grown from 4,664 in 2013 to 5,723 in 2022, an increase of about 23%. These economic trends suggest that the increasing diversity has been accompanied by economic growth and increased attractiveness of the area to new residents.