Badung Regency (Indonesian: Kabupaten Badung; Balinese: ᬓᬪᬹᬧᬢᬾᬦ᭄ ᬩᬤᬸᬂ, Kabupatén Badung) is a regency (kabupaten) of the province of Bali, Indonesia. Its regency seat is in the upland town of Mangupura. It covers districts to the west of the provincial capital of Denpasar, and it has a land area of 418.52 km. It is bordered by Tabanan Regency to its west, Denpasar City, Gianyar Regency and Bangli Regency to its east and Buleleng Regency to its north, and the Indian Ocean to its south. The population of the regency in mid-2022 was 549,527.
The regency had a population of 543,332 at the 2010 Census and 548,191 at the 2020 Census; the official estimate as at mid-2022 was 549,527 (comprising 275,168 males and 274,359 females). It had undergone a population boom in recent decades (although not subsequent to 2010), and had grown into the largest of the suburban regions of Greater Denpasar (Sarbagita). It covers Bali's most heavily populated tourist regions, including Kuta, Legian, Seminyak, Jimbaran, Nusa Dua, Canggu, Uluwatu, Badung, and Mengwi. The northern part of the regency is relatively unpopulated, but the part near the coast and west of Denpasar from Jimbaran and up to Canggu is heavily populated. Ngurah Rai International Airport is located within the Regency.
