Gmina Garbatka-Letnisko is a rural gmina (administrative district) in Kozienice County, Masovian Voivodeship, in east-central Poland. Its seat is the village of Garbatka-Letnisko, which lies approximately 11 kilometres (7 mi) south-east of Kozienice and 92 km (57 mi) south-east of Warsaw.

The gmina covers an area of 74.01 square kilometres (28.6 sq mi), and as of 2006 its total population is 5,338.

Gmina Garbatka-Letnisko contains the villages and settlements of Anielin, Bąkowiec, Bogucin, Brzustów, Garbatka Długa, Garbatka Nowa, Garbatka-Dziewiątka, Garbatka-Letnisko, Garbatka-Zbyczyn, Molendy and Ponikwa.

Gmina Garbatka-Letnisko is bordered by the gminas of Gniewoszów, Kozienice, Pionki, Policzna and Sieciechów.

• Polish: Polish official population figures 2006

• Polish: Official website of Gmina Garbatka-Letnisko
• Polish: Public Information Bulletin for Gmina Garbatka-Letnisko
• Polish: Sołectwo in Gmina Garbatka-Letnisko