It is divided into three municipalities, Durrës, Krujë and Shijak, with all of whom incorporate sixteen administrative units.

The county has geographically a coastline on the Albanian Adriatic Sea Coast and extends in the Western Lowlands on a flat alluvial and coastal plain.

Its climate is profoundly determined by its proximity to the Mediterranean Sea and its considerable change in terrain.

[4] The Erzen, the second longest river in the county, begins nearby the village of Shëngjergj, flows into northwest and empties into the sea at the Gjiri i Lalzit.

The town is located in the northern part of the outer Albanides tectonic unit, which consists of anticlines of Mesozoic carbonate platforms.

[7] Other units with a population over 10,000 include Fushë-Krujë, Katund i Ri, Kodër-Thumanë, Krujë, Rrashbull, Sukth and Xhafzotaj.