Athens is a township in the United Counties of Leeds and Grenville in Eastern Ontario, Canada. It is located approximately 25 kilometres (16 mi) north of the St. Lawrence River, near Brockville, west of Addison, and about 90 kilometres (56 mi) south west of Ottawa. Formerly, it was a part of Yonge township before becoming Rear of Yonge and Escott with Athens as its own census division and finally, Athens township. The township consists of the town of Athens and a few other small communities.