Population

Is population growing or shrinking?

Updated annually
It grew by 102 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 0.19% annual increase was primarily driven by immigration to the state.
In the decade between 2014 and 2024, Seneca County, OH’s population shrank by 2%.

+102

population change (2023 to 2024)

+0.19%

percent change in population (2023 to 2024)
Since 2000, Seneca County, OH’s population increased 3 out of 24 years. The largest increase occurred between 2009 and 2010, when Seneca County, OH gained 381 residents. Its largest decline occurred between 2011 and 2012 when there were 409 fewer residents.

Seneca County, OH gained 102 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 Seneca County, OH, with deaths exceeding births by 19.
  • 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, Seneca County, OH’s population change from immigration was positive with about 134 more people coming from another country directly to Seneca County, OH than leaving.
  • Domestic migration, moving between counties: Between 2023 to 2024, Seneca County, OH’s population change from domestic migration was negative with about 11 more people moving to any other county in the US.

Our government is complex. Our data doesn’t have to be.

Subscribe to our weekly newsletter to get data-backed answers to today’s most debated issues

Between 2023 and 2024, immigration was the primary driver of population growth in Seneca County, OH.

Components of population change

Keep exploring

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.