Pezinok is a town in southwestern Slovakia. It is roughly 20 km northeast of Bratislava and, as of December 2023, had a population of 24,443. …Pezinok is a town in southwestern Slovakia. It is roughly 20 km northeast of Bratislava and, as of December 2023, had a population of 24,443. Pezinok lies near the Little Carpathians and thrives mainly on viticulture and agriculture, as well as on brick-making and ceramic production.