Ylakiai (Polish: Iłoki) is a town in Skuodas County, in northwestern Lithuania.

[1] Ylakiai was first mentioned in 1568 in the inventory list of Grūstė parish made by Jokūbas Laskovskis.

At that time Ylakiai village was in the dominion of Skuodas estate.

In July 1941, 300 Jews were murdered in a mass execution perpetrated by Lithuanian nazis.

In 2002 President of the Republic of Lithuania approved the new coat of arms of Ylakiai.