The ZIP code 94518, located in Concord, California, spans an area of 5.48 square miles and has experienced steady population growth over the past decade. The population increased from 25,790 in 2010 to 29,041 in 2022, with a corresponding rise in population density from 4,706.2 to 5,299.45 people per square mile during the same period.

Given the population density of 5,299.45 people per square mile in 2022, this ZIP code can be classified as an urban area. Urban areas typically feature a mix of multi-story residential buildings, commercial buildings, and high levels of infrastructure and services. The lifestyle in such areas is usually fast-paced, diverse, and culturally rich, suited for individuals and families who enjoy vibrant city life with extensive public transport, restaurants, theaters, and museums.

The consistent population growth and increasing population density suggest that the area has been experiencing ongoing urban development and densification. This development likely involves the construction of new residential units, commercial spaces, and infrastructure improvements to accommodate the growing population.