What is the official language of chhattisgarh?

The main official language of Chhattisgarh is Hindi. It is used for all administrative and official purposes.

However, it's important to know that Chhattisgarhi was also granted official language status in 2007. So technically, the state has two. While official documents are mostly in Hindi, you will find Chhattisgarhi is what most people speak in their daily lives across the state. It's the primary local language and very widely spoken.