Based on the historical population data provided for ZIP code 60053 in Morton Grove, Illinois, the area can be classified as urban, with population densities consistently exceeding 3,000 people per square mile and reaching as high as 5,058.93 people per square mile in 2021. The data indicates a densely populated area with a significant level of urban development activity.

The population in this ZIP code has shown steady growth over the years, increasing from 23,465 in 2010 to 25,437 in 2022, with a corresponding increase in population density from 4,655.75 to 5,047.02 people per square mile during the same period. This growth suggests ongoing urban development and the area's ability to accommodate an increasing number of residents.

Given the urban classification and the estimated 9,746 housing units corresponding to the 2022 population, it is likely that the area features a mix of multi-story residential buildings and commercial structures, along with a well-developed infrastructure and a wide range of services.