Dubensky District () is an administrative district (raion), one of the twenty-three in Tula Oblast, Russia.Law #954-ZTO Within the framework of municipal divisions, it is incorporated as Dubensky Municipal District.Law #537-ZTO It is located northwest of the oblast. The area of the district is . Its administrative center is the urban locality (a work settlement) of Dubna. Population: 14,618 (2010 Census); The population of Dubna accounts for 40.9% of the district's total population.
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