Mykolaiv Oblast is subdivided into districts ( raions ) which are subdivided into territorial communities ( hromadas ).
On 18 July 2020, the number of districts was reduced to four. [1] [2] These are:
| Mykolaiv Oblast | |
| As of January 1, 2022 | |
| Number of districts (райони) | 4 |
| Number of hromadas (громади) | 52 |
Before July 2020, Mykolaiv Oblast was subdivided into 24 regions: 19 districts ( raions ) and 5 city municipalities (mis'krada or misto), officially known as territories governed by city councils. [3]