Korosten Raion

Korosten Raion
Коростенський район
Coordinates: 50°53′23″N 28°39′45″E / 50.88972°N 28.66250°E / 50.88972; 28.66250
Country Ukraine
Oblast Zhytomyr
Admin. centerKorosten
Subdivisions13 hromadas
Area
  Total
10,897.6 km2 (4,207.6 sq mi)
Population
 (2022)
  Total
251,208
  Density23/km2 (60/sq mi)
Time zoneUTC+02:00 (EET)
  Summer (DST)UTC+03:00 (EEST)
Area code+380

Korosten Raion (Ukrainian: Коростенський район) is a raion (district) of Zhytomyr Oblast, northern Ukraine. Its administrative centre is Korosten. The raion covers an area of 10,897.6 square kilometres (4,207.6 sq mi). It makes Korosten raion the largest by area in Ukraine. Population: 251,208 (2022 estimate).

On 18 July 2020, as part of the administrative reform of Ukraine, the number of raions of Zhytomyr Oblast was reduced to four, and the area of Korosten Raion was significantly expanded. Before the expansion, the area of the raion was 865.2 square kilometres (334.1 sq mi). The January 2020 estimate of the raion population was 25,297 (2020 est.).