Based on the historical population data for ZIP code 60531, which includes Leland in Illinois, the area has experienced steady population growth over the past decade. The population increased from 2,672 in 2010 to 3,327 in 2022, representing a 24.5 percent growth rate. The population density has also increased from 44.83 people per square mile in 2010 to 55.82 people per square mile in 2022.

Given the ZIP code's size of 59.6 square miles and the 2022 population density of 55.82 people per square mile, the area can be classified as rural. Rural areas are characterized by larger living spaces, ranging from 1 to 5 acres, fewer public services, and lower infrastructure density compared to more urbanized areas. The lifestyle in rural areas is typically community-oriented, often centered around local schools and small businesses, with activities such as hobby farming, horse ownership, and significant outdoor activities.

Using the national average household size of 2.61, the estimated number of housing units corresponding to the 2022 population is approximately 1,275. This suggests that the area has a relatively low housing density, which is consistent with the characteristics of a rural area.