Nong Chok (Thai: หนองจอก; IPA: [nɔ̌ːŋ tɕɔ̀ːk]) is one of the 50 districts (Khet) of Bangkok, Thailand. It is bounded by other districts (from north clockwise): Amphoe Lam Luk Ka of Pathum Thani Province, Amphoe Bang Nam Priao and Amphoe Mueang Chachoengsao of Chachoengsao Province, Lat Krabang, Min Buri and Khlong Sam Wa of Bangkok. It is the biggest and the least populated district of Bangkok.