 The gmina covers an area of , and as of 2006 its total population is 23,060.Gmina Tarnów contains the villages and settlements of Biała, Błonie, Jodłówka-Wałki, Koszyce Małe, Koszyce Wielkie, Łękawka, Nowodworze, Poręba Radlna, Radlna, Tarnowiec, Wola Rzędzińska, Zawada, Zbylitowska Góra and Zgłobice.Gmina Tarnów is bordered by the city of Tarnów and by the gminas of Czarna, Lisia Góra, Pleśna, Skrzyszów, Tuchów, Wierzchosławice, Wojnicz and Żabno.