The historical population data for the ZIP code 61411 in Illinois, which includes Adair, reveals a predominantly remote rural lifestyle and development pattern. With a population density consistently below 12 people per square mile from 2010 to 2022, the area is characterized by very sparse populations, minimal infrastructure, and limited services.

The population in this ZIP code has fluctuated over the years, with a peak of 508 residents in 2011 and a low of 330 in 2021. Despite these variations, the population density has remained relatively stable, ranging from 7.18 to 11.06 people per square mile. This low population density suggests that the area is primarily composed of large expanses of land per household, likely more than 5 acres, which is typical of remote rural areas.

Given the estimated 141 housing units corresponding to the 2022 population, the lifestyle in this ZIP code is likely predominantly agricultural or undeveloped, with a focus on privacy and self-sustainability. Residents may engage in outdoor and recreational pursuits due to the natural environment surrounding their homes.