Chalma is a municipality in the Mexican state of Veracruz.
It is located in the state's Huasteca Alta region. The municipal seat is the village of Chalma, Veracruz.
The municipality of Chalma covers a total surface area of 199.05 kmò.
In the 2005 INEGI Census, the municipality reported a total population of 13,067, of whom 2,555 lived in the municipal seat. Of the municipality's inhabitants, 4,992 spoke an indigenous language, primarily Nahuatl.