The parish belonged to the historical Järvamaa County (Jerwen) and consisted of 16 manors - 1 church manor, 11 knight manors (with 3 support manors) and 1 semi-manor.
    Järva-Jaani church manor (Pastorat
    St. Johannis)
    Einmanni (Korps) knight manor
    Kaeva (Kaewa) support manor of Einmanni manor
    Karinu (Kardina) knight manor
    Kuie (Kui) knight manor
    Kuksema (Jürgensberg) knight manor
    Kuusna (Kusna) knight manor
    Metsamõisa (Karlsbrunn) semi-manor
    Metstaguse (Metztacken) knight manor
    Orina (Orgena) knight manor
    Pähu (Pähho) support manor of Kuksema manor
    Rava (Rawaküll) knight manor
    Roosna-Alliku (Kaltenbrunn) knight manor
    Seliküla (Selliküll) knight manor
    Türje (Türjel) support manor of Võhmuta manor
    Võhmuta (Wechmuth) knight manor