|Coordinates (Mirzec): Coordinates:|
|• Total||110.98 km2 (42.85 sq mi)|
|• Density||76/km2 (200/sq mi)|
Gmina Mirzec is a rural gmina (administrative district) in Starachowice County, Świętokrzyskie Voivodeship, in south-central Poland. Its seat is the village of Mirzec, which lies approximately 10 kilometres (6 mi) north of Starachowice and 42 km (26 mi) north-east of the regional capital Kielce.
The gmina covers an area of 110.98 square kilometres (42.8 sq mi), and as of 2006 its total population is 8,456.
Gmina Mirzec contains the villages and settlements of Gadka, Jagodne, Krupów, Krzewa, Małyszyn Dolny, Małyszyn Górny, Mirzec, Osiny, Ostrożanka, Trębowiec Duży, Trębowiec Mały, Tychów Nowy and Tychów Stary.