* India: In the states of Bihar, Uttar Pradesh, Jharkhand, and parts of Chhattisgarh and Madhya Pradesh.
* Nepal: In the Terai region.
* Other countries: Small communities of Bhojpuri speakers also exist in Suriname, Guyana, Trinidad and Tobago, Mauritius, and Fiji.
While it's not a language of a specific country, its main concentration is in India and Nepal.