Hajdúszoboszló (Hungarian: Hajdúszoboszlói járás) is a district in western part of Hajdú-Bihar County. Hajdúszoboszló is also the name of the town where the district seat is found. The district is located in the Northern Great Plain Statistical Region. This district is a part of Hajdúság historical and geographical region.

Hajdúszoboszló District borders with Balmazújváros District to the north, Debrecen District and Derecske District to the east, Püspökladány District to the south, Karcag District (Jász-Nagykun-Szolnok County) to the west. The number of the inhabited places in Hajdúszoboszló District is 5.

The district has 2 towns and 3 villages. (ordered by population, as of 1 January 2012)

The bolded municipalities are cities.

In 2011, it had a population of 43,061 and the population density was 55/km².

Year	County population	Change
2011	43,061	n/a

Besides the Hungarian majority, the main minorities are the Roma (approx. 650) and German (300) and Romanian (100).

Total population (2011 census): 43,061
Ethnic groups (2011 census): Identified themselves: 38,155 persons:

• Hungarians: 36,770 (96.37%)
• Gypsies: 618 (1.62%)
• Others and indefinable: 767 (2.01%)

Approx. 5,000 persons in Hajdúszoboszló District did not declare their ethnic group at the 2011 census.

Religious adherence in the county according to 2011 census:

• Reformed – 11,291;
• Catholic – 3,124 (Roman Catholic – 2,607; Greek Catholic – 517);
• Evangelical – 51;
• other religions – 439;
• Non-religious – 17,235;
• Atheism – 388;
• Undeclared – 10,533.

• 
  Hajdúszoboszló, Town Hall
• 
  Spa in Hajdúszoboszló
• 
  Keleti Canal near Nagyhegyes
• 
  Reformed Church in Nádudvar

• List of cities and towns of Hungary

• Postal codes of the Hajdúszoboszló District

47°28′00″N 21°23′00″E / 47.4667°N 21.3833°E / 47.4667; 21.3833