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Thomaston Demographics

Population Trend

Population Change by Decade

PeriodPopulationChange% Change
1980679——
1990497-182-26.8%
2000383-114-22.9%
2010417+34+8.9%
2020326-91-21.8%
2024311-15-4.6%

Thomaston vs. Marengo County

YearThomastonMarengo CountyShare
198067925,0472.7%
199049723,0842.2%
200038322,5391.7%
201041721,0272.0%
202032619,3231.7%
202431118,5121.7%

Complete Population Data

YearPopulationSource
1980679Decennial Census
1990497Decennial Census
2000383Decennial Census
2001389Population Estimates Program
2002395Population Estimates Program
2003397Population Estimates Program
2004398Population Estimates Program
2005400Population Estimates Program
2006405Population Estimates Program
2007410Population Estimates Program
2008413Population Estimates Program
2009415Population Estimates Program
2010417Decennial Census
2011417Population Estimates Program
2012413Population Estimates Program
2013409Population Estimates Program
2014406Population Estimates Program
2015402Population Estimates Program
2016397Population Estimates Program
2017395Population Estimates Program
2018390Population Estimates Program
2019386Population Estimates Program
2020326Decennial Census
2021319Population Estimates Program
2022318Population Estimates Program
2023315Population Estimates Program
2024311Population Estimates Program

Data Sources

  • Population Estimates Program US Census Bureau Population Estimates Program (annual estimates)
  • Decennial Census US Census Bureau Decennial Census (actual count every 10 years)