Tulcea was founded in the 7th century BC. under the name of Aegyssus.

The town was first documented mention under its modern name in 1506 in the Ottoman customs records. On that occasion it was described as an "important centre for the transit trade".

Tulcea city is situated in the north part of Dobrogea, on the right bank of Tulcea’s branch, at half the distance between Chilia Ceatal and Sf. Gheorghe Ceatal, 8 km down the river from the first forking of Danube. It is the residence of the fourth size county in the country and it also includes in its administrative territory, Tudor Vladimirescu locality, situated in front of the city, on the left branch of Danube. Situated on seven hills, the city has a surface of 19 km square.

The population of the city counts 97.904 inhabitants, from which 90,73 % are Romanians and 9,23 % national minorities (Russians, Ukrainians, Turks, Tartars, Italians, Armenians, Hungarians, Germans, etc.).

The relief of the county is delimited by Danube in the north, Hora Colnic in the east, Somova Lake in the west and in the south, by a line which dovetails with the balance between the pouring valley which goes straight into the Danube River, crossing the city and the valleys oriented towards south.

The climate in this area is temperate continental, characterized by prevailing the clear sky, dry, warm temperature, as a result of the becoming continental the air masses. In the winter can be felt the invasions of arctic air (from north) and continental air (from east), making low temperatures.