Texel (. [ËtÉsÉl]. ) is a municipality and an island with a population of 13,641 in the province of North Holland in the Netherlands. It is the largest and most populated island of the West Frisian Islands in the Wadden Sea.n the night of 31 August 1940, the sea to the northwest of Texel was the scene of the sinking of two British destroyers and the severe damage of a third by German mines in what became known as the Texel Disaster.