Based on the historical population data for ZIP code 60035 in Highland Park, Illinois, the area has consistently maintained a population density between 2,300 and 2,500 people per square mile over the past decade. As of 2022, the population density stands at 2,461.87 people per square mile, with an estimated population of 30,995 individuals residing within the 12.59 square mile area.

Given the population density, this ZIP code falls within the suburban classification, which typically features a mix of residential types and denser developments compared to rural areas. The lifestyle in such suburban areas is often family-oriented, with good access to schools, parks, and shopping centers. The community life is active, with residents participating in sports leagues, homeowners associations, and local festivals.

The data suggests that the area has experienced a slight population growth over the years, with the population increasing from 30,875 in 2010 to 30,995 in 2022, representing a 0.39 percent growth rate. This gradual growth indicates a stable and established suburban community, with a balanced mix of residential and commercial developments.