Ct Population 2025. Our population statistics overview provides detailed information about each of the population data sources available for connecticut, limitations of and differences between the datasets,. The 2015 to 2040 population projections for the state of connecticut were developed by the connecticut state data center for planning, analysis, and to inform decision making.
Population estimates with demographic characteristics (age, sex, race, and hispanic origin) for 2000 to present are provided below. Visit our interactive dashboard to explore estimates of connecticut’s total population at the state, planning region, and town levels from the census bureau’s population estimates program (pep) and the official population.