Population of Třinec, Czechia as of July 2025. How many people live in Třinec today?

The exact population of Třinec as of July 2025 is estimated at 34,266 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 Třinec.

Check out more data on population in Czechia:

• Přerov
• Prostějov
• Jablonec nad Nisou
• Mladá Boleslav
• Děčín
• Chomutov
• Karlovy Vary