Languages with official status in India
Even though the English language is not included in the Eighth Schedule (as it is a foreign language), it is one of the official languages of the Union of India.
Of the 22 official languages, 15 are Indic, four are Dravidian, two are Tibeto-Burman, and one is Munda.
People's Linguistic Survey of India
Of all the languages documented by PLSI, 480 are languages spoken by tribals and nomadic tribes, while about 80 are coastal languages. Arunachal Pradesh is the state with the highest number of languages, with as many as 66 languages spoken there, while West Bengal has the highest number of scripts, nine, and around 38 languages. The scripts that exist in Bengal are Ol Chicki (Santhal), Kol Ho, Barangh Kshiti, Lepcha, Sadri and Limbu besides Bengali, Urdu and Nepali. Languages with increasing numbers of speakers are Byari in Karnataka, Bhojpuri in Uttar Pradesh and Bihar, Khasi in Meghalaya, Mizo in Mizoram, Kumouni in Uttarakhand, Kutchhi in Gujarat and Mewati in Rajasthan. 400 million of the Indian population speak Hindi and it remains the most popular language of India, while the number of Indian people with English as their mother language has gone up from one hundred eighty-seven thousand in 1971 to 10 million in 2011.