ZIP code 20657, corresponding to Chesapeake Ranch Estates in Maryland, spans an area of 35.48 square miles and had a population of 23,389 in 2022. The population density for the same year was 659.22 people per square mile, indicating a suburban rural lifestyle.

Historical population data reveals a steady growth trend from 2010 to 2022, with the population increasing from 22,344 to 23,389 during this period. The population density has also seen a consistent rise, growing from 629.76 people per square mile in 2010 to 659.22 in 2022. This gradual increase in population and density suggests a slow but stable urban development activity in the area.

Given the current population density, the lifestyle in this ZIP code likely blends rural openness with suburban amenities. Residents may enjoy larger living spaces, typically around 1 acre, while having access to some suburban conveniences such as community centers and parks. The area is likely attractive to families seeking quieter neighborhoods close to nature but with a reasonable proximity to essential services.