Marwari language is widely spoken in Rajasthan as well as its adjacent areas, namely, Gujarat, Madhya Pradesh, Punjab, Delhi, Haryana, Uttar Pradesh. Marwari is also spoken extensively in and around Jodhpur region. Amongst the Indo- Aryan language family, Marwari language is the largest one belonging to its Rajasthani language zone. All the other languages of the same Rajasthani zone are Shekhawati, Hadoti, Dundhari, Mewari, Brij, Bagri, Wagri, Mewati maintain an association with Marwari to a great extent.

In the year 1994, a special survey, as conducted by IMA, registered that there are 12,104,000 Marwari speakers. Marwari language is written in the Devanagari script. Still now, no official status has been bestowed upon it and the Government is taking actions to implement it as soon as possible. To popularize the language, a recent Hindi movie, "Paheli" that has made use of Marwari language, gained national importance. Near about twenty-three dialects are found embellishing the Marwari language.