The exact population of Killingly, Connecticut as of May 2026 is estimated at 17,752 residents.
Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Killingly.
Population of Killingly, Connecticut as of May 2026. How many people live in Killingly today?
USA / Connecticut / KillinglyCheck out more data on population in Connecticut:
- Population of Hartford
- Population of New Haven
- Population of Norwalk
- Population of Milford
- Population of Middletown
- Population of Norwich
- Population of Naugatuck
- Population of New Milford
- Population of Westport
- Population of Ridgefield
- Population of Guilford
- Population of Bethel
- Population of Southbury
- Population of East Lyme
- Population of Wolcott
- Population of Plainfield
- Population of Orange
This population of Killingly CT is provided by US bureau of statistics.
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