Mengga (; ) is a town in Mangshi, Yunnan, China. As of the 2017 census it had a population of 33,251 and an area of .
In Dai language, "Mengga" means the most precious place.
As of December 2015, the town is divided into 9 villages:
The Xiaobailong Reservoir () is a reservoir and the largest body of water in the town.
The town is in the south subtropical monsoon climate zone, with an average annual temperature of and total annual rainfall of .
There are 23 species of national first-class and second-class protected animals in the town.
The local economy is primarily based upon agriculture and animal husbandry.
The Sanxian Cave () and Xianfo Cave () are famous scenic spots in the town.
The Sanxian Temple (), Guanyin Temple (), Earth Mother Temple () and Baoshan Temple () are Buddhist temples in the town.
The County Road Mengxi Road passes across the town.