The zip code 20850 in Rockville, Maryland, has transitioned from a "White Majority" area in 2013 to a "Moderate Diversity" area in 2022. The population of 49,872 exhibits a mix of racial groups, with no single group holding a majority. The white population, while still the largest at 45%, has decreased from 55% in 2013. The Asian population has remained stable at 23-24% throughout the decade. The Black population increased slightly from 10% to 11%. The Hispanic population grew from 9% to 14%, and the population identifying as two or more races increased from 3% to 5%.

The median income in Rockville has remained relatively stable despite these demographic shifts, decreasing slightly from $129,106 in 2013 to $123,625 in 2022. The population has grown from 44,798 in 2013 to 49,872 in 2022, an increase of about 11%. This growth, combined with the stable high median income, indicates that the area remains economically attractive to diverse groups of people.

The demographic shifts observed in Rockville align with broader national trends of increasing diversity in suburban areas. Many U.S. suburbs have been experiencing similar transitions from predominantly white communities to more diverse areas, particularly with growth in Hispanic and Asian populations. The stability of the high median income in Rockville suggests that the area has maintained its economic status while becoming more diverse.