The ZIP code 60305, corresponding to River Forest in Illinois, has experienced population changes over the years from 2010 to 2022. The population density in this area has consistently remained within the range of 4,500 to 4,800 people per square mile during this period, placing it firmly in the Urban classification.

Urban areas, characterized by population densities between 3,000 and 10,000 people per square mile, typically feature a mix of multi-story residential buildings and commercial establishments, along with well-developed infrastructure and services. The lifestyle in such areas is generally fast-paced, diverse, and culturally rich, making it suitable for individuals and families who enjoy the vibrancy of city life, with access to extensive public transportation, restaurants, theaters, and museums.

The population of River Forest in 2022 was 11,522, with a corresponding population density of 4,702.86 people per square mile. Given the national average household size of 2.61, the estimated number of housing units in the area for 2022 is approximately 4,415. This suggests a relatively dense urban development pattern, with a mix of multi-family and single-family housing units.