"[3] Yanranaygytgyn is located in the Chukotka Mountains, 35 km (22 mi) to the south of Ervynaygytgyn.

The southern shore is indented and the lake narrows towards its northern end.

[4] Yanranaygytgyn lies in an area of lakes at the northern edge of the Amguema Valley.

It is the largest of the cluster, together with lake Kontalyagytgyn that lies 5 km (3.1 mi) to the southwest.

An unnamed river, a small tributary of the Amguema, flows out of the lake from the northern end.