A brief population resurgence occurred in 2020 and 2021, with numbers rising to 9,177 residents. This increase may be linked to people seeking less densely populated areas during the pandemic.

The most recent data for 2022 shows a significant drop to 8,491 residents, the lowest in the observed period. This decline may indicate broader demographic shifts or economic factors affecting the area.

Annandale has maintained a population density characteristic of a dense suburban neighborhood, approximately 6,000 people per square mile. This density suggests a lifestyle balancing suburban amenities with urban convenience.

The estimated 3,253 housing units in 2022, based on the national average household size, indicate a compact living arrangement. This could support a community-oriented lifestyle with local amenities in close proximity.

Annandale's location in New Jersey, near major urban centers like New York City and Philadelphia, may influence its demographic trends. The area could be affected by broader regional economic and social factors.

In conclusion, Annandale has experienced dynamic population patterns over the past decade, with recent trends showing a decline. The area's sustained dense suburban character suggests a lifestyle appealing to those seeking a balance between urban amenities and suburban space, despite recent population changes.