Płock Governorate
Płock Governorate was an administrative-territorial unit of Congress Poland of the Russian Empire.
It was created in 1837 from the Płock Voivodship, and had the same borders and capital as the voivodship. In 1867 territories of the Augustów Governorate and the Płock Governorate were divided into a smaller Płock Governorate, Suwałki Governorate and recreated Łomża Governorate.
The Governorate consisted of eight counties :
- Ciechanowski
- Lipnowski
- Mławski,
- Płocki
- Płoński
- Przasnyski
- Rypiński
- Sierpecki
Language
- By the Imperial census of 1897. In bold are languages spoken by more people than the state language.