It is located on the Beara Peninsula in County Kerry.

Glanmore Lake measures about 1 km (0.6 mi) long north–south and 0.5 km (0.3 mi) wide.

It lies about 28 km (17 mi) southwest of Kenmare, near the village of Lauragh.

[1] Glanmore Lake drains into the Croansaght River, which in turn flows to Kenmare Bay.

The lake is a salmon and sea trout fishing destination.