Međimurje (Croatian: Međimurska županija, Hungarian: Muraköz megye, Slovene: Medmurska županija, Prekmurian: Medmürska žüpanija) is a triangle-shaped county in the northernmost part of Croatia, corresponding to the region of Međimurje. It is the smallest Croatian county by size, but is the most densely populated one. The county seat is Čakovec.