Based on the historical population data for ZIP code 62520, which covers Dawson in Illinois, the area has experienced fluctuations in population and density over the past decade. The population ranged from a low of 897 in 2012 to a high of 1,207 in 2018, with the most recent data from 2022 showing a population of 1,047. The corresponding population density in 2022 was 55.84 people per square mile, given the ZIP code's area of 18.75 square miles.

Considering the population density, the ZIP code falls within the rural classification, which typically features population densities between 50 and 500 people per square mile. Rural areas are characterized by larger living spaces, ranging from 1 to 5 acres, fewer public services, and lower infrastructure density compared to more urban areas. The lifestyle in such areas is often community-oriented, centered around local schools and small businesses, with activities such as hobby farming, horse ownership, and significant outdoor activities.

The estimated number of housing units corresponding to the 2022 population is approximately 401, based on the national average household size of 2.61. This suggests a relatively low-density housing distribution across the ZIP code, consistent with the rural classification.