The area's relatively high density suggests residents have access to local amenities and services. This may include schools, parks, and shopping centers, typical of suburban neighborhoods. These facilities often promote community engagement.

Levittown, which includes Greenbrook, is historically significant as one of the first planned suburban communities in the United States. This history may contribute to the neighborhood's character, with infrastructure and community spaces that have evolved over time.

The population fluctuations, particularly the recent decline, may be changing the neighborhood's dynamics. This could affect local businesses, community services, and social interactions. Long-term residents may experience changes in their environment, while the area may attract new demographics seeking different living options.

Greenbrook presents a case of a suburban neighborhood undergoing demographic changes. While maintaining a suburban character, the recent population trends suggest a neighborhood in transition, potentially reflecting broader shifts in suburban living preferences or economic factors affecting the Levittown area.