Ağrı is a city in eastern Turkey, near the border with Iran. It is the seat of Ağrı Province and Ağrı District. Its population is 120,390. Formerly kn…Ağrı is a city in eastern Turkey, near the border with Iran. It is the seat of Ağrı Province and Ağrı District. Its population is 120,390. Formerly known as Karaköse, i.e., Great Priest. In early Turkish republican period and until 1946, it was officially known as Karakilise, the city is now named after Ağrı, the Turkish name of Mount Ararat.