The oblast was administratively subdivided into 13 raions. On 15 February 1954, the oblast was liquidated, and its territory was included in Odesa Oblast. The current area is now divided into two municipalities (Izmail and Bilhorod-Dnistrovskyi) and nine raions; these cover  and in 2015 had a combined population of 592,842.
The oblast was administratively divided into 13 districts. On February 15, 1954, the oblast was dissolved, and its territory was incorporated into Odesa Oblast. The current area is now divided into two municipalities (Izmail and Bilhorod-Dnistrovskyi) and nine districts; these cover  and in 2015 had a combined population of 592,842.