Based on the historical population data for the zip code 08859 in Sayreville, New Jersey, the area has consistently maintained a population density above 3,900 people per square mile since 2010, reaching 4,311.11 people per square mile in 2022. This population density falls within the urban classification, which is characterized by multi-story residential buildings, commercial buildings, and high levels of infrastructure and services.

The lifestyle in this urban area is likely fast-paced, diverse, and culturally rich, suitable for individuals and families who enjoy vibrant city life with extensive public transport, restaurants, theaters, and museums. Living spaces in this urban setting typically range from 500 to 1,000 square feet, reflecting the higher density of the area.

Over the past 12 years, the population of the zip code has grown from 19,856 in 2010 to 21,728 in 2022, representing a 9.4 percent increase. This steady population growth suggests ongoing urban development activity in the area, likely in the form of new residential and commercial construction to accommodate the increasing number of residents.