Wilno County was a county with capital in Vilanus located in the Republic of Central Lithuania, and later de jure in Wilno Land, Second Polish Republic. Between 1920 and 1922 it was a county in Republic of Central Lithuania, established in place of former Vilensky Uyezd, Vilna Governorate. In 1922, following the incorporation of Central Lithuania into Poland, the county become a part of then established Wilno Land. In 1921, the county had informally united with Troki County, and between 1923 and 1924 they had been formally transformed into Wilno-Troki County. In 1921, from the county was separated city of Vilanus, that was reformed into a separate county.
Administration division
Urban municipalities
- Vilnius (1920–1921)
- Nowa Wilejka
Rular municipalities
- Worniany
- Mejszagoła
- Mickuny
- Niemenczyn
- Rzesza
- Soleczniki
- Szumsk
- Turgiele
- Podbrzezie
- Rudomino