Hajdú–Bihar County

Hajdú–Bihar County
Hajdú-Bihar vármegye
Descending, from top: Nine-holed Bridge, Herd of Racka sheep in Hortobágy, and Downtown of Debrecen
Hajdú-Bihar County within Hungary
CountryHungary
RegionNorthern Great Plain
County seatDebrecen
Districts
Government
 • President of the General AssemblyZoltán Pajna (Fidesz-KDNP)
Area
 • Total
6,210.51 km2 (2,397.89 sq mi)
 • Rank4th in Hungary
Population
 (2018)
 • Total
530,464
 • Rank4th in Hungary
 • Density85.4139/km2 (221.221/sq mi)
GDP
 • TotalHUF 1,348 billion
€4.330 billion (2016)
Postal code
40xx – 422x, 4241 – 4243, 425x – 429x
Area code(s)(+36) 52, 54
ISO 3166 codeHU-HB
Websitehbmo.hu

Hajdú–Bihar (Hungarian: Hajdú-Bihar vármegye, pronounced [ˈhɒjduː ˈbihɒr]) is an administrative county (comitatus or vármegye) in eastern Hungary, on the border with Romania. It shares borders with the Hungarian counties Szabolcs-Szatmár-Bereg, Borsod–Abaúj–Zemplén, Jász–Nagykun–Szolnok and Békés. The capital of Hajdú-Bihar county is Debrecen. Together with Bihor County in Romania it constitutes the Biharia Euroregion.