Třinec is a statutory city in Frýdek-Místek District in the Moravian-Silesian Region of the Czech Republic.
The city is an important cultural centre of the Polish minority in Zaolzie, which makes up 13.9% of the population.
Třinec is notable for its steel plant, the Třinec Iron and Steel Works, the largest in the Czech Republic, which still has a major impact on the city, on its character, demographics, and air quality.
The name Třinec is of topographic origin, derived from the Polish word for reed.
Třinec is located in the Moravian-Silesian Region in the northeast of the Czech Republic, in the historical region of Cieszyn Silesia.
The village of Třinec was probably founded in the second half of the 14th century. The first written mention is from 1444.
Although the majority of the city’s population speak Czech, a large number speaks in a Cieszyn Silesian dialect, a mixture of Czech, Polish, and German. The dialect is very specific to the whole region of Cieszyn Silesia.
The estimated population of Trinec is 35,224.
The elevation is approximately 300 m (984.25 ft) above sea level.
Třinec is twinned with Bielsko-Biała, Poland & Žilina, Slovakia.
