Gmina Radków is a rural gmina (administrative district) in Włoszczowa County, Świętokrzyskie Voivodeship, in south-central Poland. Its seat is the village of Radków, which lies approximately 16 kilometres (10 mi) south of Włoszczowa and 49 km (30 mi) south-west of the regional capital Kielce.
The gmina covers an area of 86.32 square kilometres (33.3 sq mi), and as of 2006 its total population is 2,668.
Gmina Radków contains the villages and settlements of Bałków, Bieganów, Brzeście, Chycza, Dzierzgów, Kossów, Krasów, Kwilina, Nowiny-Dębnik, Ojsławice, Radków, Skociszewy, Sulików and Świerków.
Gmina Radków is bordered by the gminas of Moskorzew, Nagłowice, Oksa, Secemin, Szczekociny and Włoszczowa.