Gooik is a municipality located in the Belgian province of Flemish Brabant. The municipality comprises the towns of Gooik proper, Kester, Leerbeek, Strijland and Oetingen. It is also situated in the Pajottenland. On January 1, 2018 Gooik had a total population of 9,236. The total area is 39.70 km2, which gives a population density of 232 inhabitants per square kilometre.