The gmina covers an area of 50.47 square kilometres (19.5 sq mi), and as of 2019 its total population is 6,808.

The gmina contains part of the protected area called Upper Liswarta Forests Landscape Park.

Therefore, since the 13th century, one part of it belonged to the Holy Roman Empire and overlapping to the Kingdom of Prussia.

Gmina Herby contains the villages and settlements of Brasowe, Braszczok, Chwostek, Cztery Kopy, Drapacz, Głąby, Hadra, Herby, Kalina, Kierzki, Kolonia Lisów, Łebki, Łęg, Lisów, Mochała, Niwy, Oleksiki, Olszyna, Otrzęsie, Pietrzaki, Piłka, Pustkowie, Tanina and Turza.

Herby is situated at the crossing of Polish Coal Trunk-Line and the relation Częstochowa – Opole