| Tiszaújváros District | |
| Native Name: | Tiszaújvárosi járás |
| Native Name Lang: | hu |
| Settlement Type: | Districts of Hungary |
| Image Blank Emblem: | HUN Tiszaújváros Címer.svg |
| Blank Emblem Type: | Coat of arms |
| Subdivision Type: | Country |
| Subdivision Type1: | County |
| Subdivision Name1: | Borsod-Abaúj-Zemplén |
| Seat Type: | District seat |
| Seat: | Tiszaújváros |
| Area Total Km2: | 248.87 |
| Area Rank: | 16th in Borsod-Abaúj-Zemplén |
| Population As Of: | 2011 census |
| Population Total: | 31,842 |
| Population Rank: | 7th in Borsod-Abaúj-Zemplén |
| Population Density Km2: | 128 |
Tiszaújváros (Hungarian: Tiszaújvárosi járás) is a district in south-eastern part of Borsod-Abaúj-Zemplén County. Tiszaújváros is also the name of the town where the district seat is found. The district is located in the Northern Hungary Statistical Region.
Tiszaújváros District borders with Szerencs District to the northeast, Tiszavasvári District (Szabolcs-Szatmár-Bereg County) and Hajdúnánás District (Hajdú-Bihar County) to the east, Mezőcsát District to the south, Miskolc District to the northwest. The number of the inhabited places in Tiszaújváros District is 16.
The district has 1 town and 15 villages.(ordered by population, as of 1 January 2012)[1] The bolded municipality is the city.
In 2011, it had a population of 31,842 and the population density was 128/km2.
Besides the Hungarian majority, the main minorities are the Roma (approx. 2,000) and German (150).
Total population (2011 census): 31,842
Ethnic groups (2011 census):[3] Identified themselves: 29,552 persons:
27,032 (91.47%)
1,955 (6.62%)
Approx. 2,000 persons in Tiszaújváros District did not declare their ethnic group at the 2011 census.
Religious adherence in the county according to 2011 census:[4]