Bangi is a federal constituency in Hulu Langat District, Selangor, Malaysia, that has been represented in the Dewan Rakyat since 2018.
The federal constituency was created in the 2018 redistribution and is mandated to return a single member to the Dewan Rakyat under the first past the post voting system.
With a total population of nearly 700,000, Bangi is the most populous parliamentary constituency in Malaysia.
According to the August 2022 Electoral Roll used for the 2022 Malaysian general election, the Bangi constituency has 303,430 registered voters, of whom 48.6% are Malay, 36.8% are Chinese, 11.1% are Indian, and 3.44% are from other ethnic groups. In the 2018 general election, the constituency had 178,790 registered voters. The 2022 general election saw an increase of 124,640 voters, a 69.71% increase. In terms of percentage of voters by ethnic group, the Malay population increased by 0.12%, the Chinese decreased by 2.15%, the Indian population decreased by 0.02%, and the other ethnic groups increased by 2.00%.
According to the federal gazette issued on 18 July 2023, the Bangi constituency is divided into 62 polling districts.