Jerwen County

Jerwen County (German: Kreis Jerwen or Kreis Weissenstein, Estonian: Järva kreis or Paide kreis, Russian: Вейсенштейнскій/Еервенскій уѣздъ, romanized: Veysenshteynskiy/Yervenskiy uyezd) was one of the four counties of the Russian Empire located in the Governorate of Estonia. It was situated in the central part of the governorate (in present-day northern Estonia). Its capital was Paide (Weissenstein). The territory of Jerwen County corresponds to most of present-day Järva County and small parts of Lääne-Viru and Rapla counties.