The ZIP code 07630, encompassing Emerson in New Jersey, has experienced notable population changes over the past decade, impacting its lifestyle and urban development. The population data from 2010 to 2022 reveals a population density consistently hovering around 3,000 people per square mile, placing this area in the upper range of the suburban classification.

Throughout the 2010s, the population and population density showed a gradual increase, peaking in 2017 at 8,572 residents and a density of 3,050.53 people per square mile. This growth suggests a period of steady urban development and an increasing demand for housing and local amenities. The lifestyle during this time likely reflected a typical suburban setting, with family-oriented neighborhoods, good access to schools, parks, and shopping centers, and an active community life.

However, from 2018 onwards, the population and density began to decline, with the most significant drop occurring between 2020 and 2021, when the population fell from 8,399 to 8,013, and the density decreased from 2,988.97 to 2,851.6 people per square mile. Despite this decline, the area still maintains its suburban character, as the density remains well above the suburban threshold of 1,000 people per square mile.