Is Comal County, TX's population growing or shrinking?
Refreshed annually
It grew by 7,700 between 2024 and 2025, the 50th-most among all counties in the US. Changes in population reflect birth and death rates, immigration patterns, regional shifts, and even the overall health of the economy. Comal County, TX’s 3.8% annual increase was primarily driven by people moving from other states.
In the decade between 2015 and 2025, Comal County, TX’s population grew by 62.3%.
+7.68K
population change (2024 to 2025)
+3.8%
percent change in population (2024 to 2025)
Since 2000, Comal County, TX’s population increased 24 out of 25 years. The largest increase occurred between 2020 and 2021, when Comal County, TX gained 11,300 residents. Its largest decline occurred between 2009 and 2010 when there were 4,900 fewer residents.
Comal County, TX gained 7,700 residents between 2024 and 2025.
Annual population change, 2001–2025
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What contributes to population change in Comal County, TX?
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 2024 and 2025 natural population change was positive in Comal County, TX, with births exceeding deaths by 300.
- 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 2024 to 2025, Comal County, TX’s population change from immigration was positive with about 39 more people coming from another country directly to Comal County, TX than leaving.
- Domestic migration, moving between counties: Between 2024 to 2025, Comal County, TX’s population change from domestic migration was positive with about 7,400 more people coming from any other county in the US.
Between 2024 and 2025, domestic migration was the primary driver of population growth in Comal County, TX.
Components of population change from previous year, 2011–2025
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
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.
