Population

Is population growing or shrinking?

Updated annually
It grew by 563 between 2023 and 2024. Changes in population can reflect birth and death rates, immigration patterns, regional shifts, and even the overall health of the economy. The 0.5% annual increase was primarily driven by people moving from other states.

+563

population change (2023 to 2024)

+0.5%

percent change in population (2023 to 2024)

Northwest Hills Planning Region, CT gained 563 residents between 2023 and 2024.

Annual population change

A county’s population is influenced by three factors:
  • Natural population change: If births outnumber deaths in a given year, natural population growth is positive. If deaths exceed births, it is negative. Between 2023 and 2024 natural population change was negative in Northwest Hills Planning Region, CT, with deaths exceeding births by 224.
  • Immigration: international migration directly into or out of a county: If more people move in than move out, population change from immigration is positive. If more people move out than move in, it’s negative. Between 2023 to 2024, Northwest Hills Planning Region, CT’s population change from immigration was positive with about 329 more people coming from another country directly to Northwest Hills Planning Region, CT than leaving.
  • Domestic migration, moving between counties: Between 2023 to 2024, Northwest Hills Planning Region, CT’s population change from domestic migration was positive with about 472 more people coming from any other county in the US.

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Between 2023 and 2024, domestic migration was the primary driver of population growth in Northwest Hills Planning Region, CT.

Components of population change

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Methodology

USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.

The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.

Page sources

USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.