The data show residents of the capital took home HUF 351,000 on average in the first half of the year, close to 80pc more than the HUF 196,000 net average income of residents of Szabolcs-Szatmár-Bereg County, in the underdeveloped northeast of the country.

Residents of Békés County, in the southeast, were also among the lowest earners in the country, taking home HUF 208,000 on average, and residents of Nógrád County, north of the capital, earned net HUF 216,000.

Residents of the counties of Zala, Somogy, and Baranya, in the southwest of Hungary, earned net HUF 227,000-233,000, on average, while residents of Győr-Moson-Sopron County and Komárom-Esztergom County, in the northwest, earned HUF 282,000-303,000.