Zip code 01864 in Wilmington, Massachusetts, is classified as a "Low Diversity" community with a "White Majority" as of 2022. The area has a population of 15,749 and a median income of $127,035, indicating an affluent suburban setting. The racial composition has remained largely consistent over the past decade, with white residents comprising 88% of the population in 2022.

From 2013 to 2022, Wilmington has maintained its "Low Diversity" category with a strong "White Majority." Subtle shifts have occurred within this stable framework. The white population decreased slightly from 92% in 2013 to 88% in 2022. The Asian population increased from 3% to 4%, while the Hispanic population doubled from 1% to 2%. The population identifying as two or more races increased from 1% to 4%.

The median income in Wilmington has fluctuated over the past decade but generally trended upward. In 2013, it was $122,544, peaking at $135,926 in 2017, then dipping to $126,372 in 2020, possibly due to the COVID-19 pandemic, before slightly recovering to $127,035 in 2022. Population growth has been modest, increasing from 15,259 in 2013 to 15,749 in 2022, a 3.2% increase over a decade.