1. Andhra Pradesh = 1953 (statehood in 1956), formed by carving out Telugu-speaking areas from Madras State
2. Arunachal Pradesh = 20 February 1987 (upgraded from Union Territory to state)
3. Assam = 26 January 1950
4. Bihar = 26 January 1950
5. Chhattisgarh = November 1, 2000, carved out from Madhya Pradesh
6. Goa = 30 May 1987 (upgraded from Union Territory to state)
7. Gujarat = 1 May 1960 (formed by splitting Bombay State)
8. Haryana = 1 November 1966 (separated from Punjab)
9. Himachal Pradesh = 25 January 1971 (upgraded from Union Territory to state)
10. Jharkhand = 15 November 2000 (carved out from Bihar)
11. Mysore = 1 November 1956 (renamed Karnataka in 1973)
12. Kerala = 1 November 1956 (formed by merging Travancore-Cochin State with Malabar District of Madras State)
13. Madhya Pradesh = 1 November 1956
14. Maharashtra = 1 May 1960 (formed by splitting Bombay State)
15. Manipur = 21 January 1972 (upgraded from Union Territory to state)
16. Meghalaya = 21 January 1972 (carved out from Assam)
17. Mizoram = 20 February 1987 (upgraded from Union Territory to state)
18. Nagaland = 1 December 1963 (carved out from Assam)
19. Odisha (Orissa) = 26 January 1950
20. Punjab = 1 November 1966
21. Rajasthan = 1 November 1956
22. Sikkim = 16 May 1975 (merged with India and became a state)
23. Tamil Nadu = 1 November 1956 (originally Madras State, renamed Tamil Nadu in 1969)
24. Telangana = 2 June 2014 (separated from Andhra Pradesh)
25. Tripura = 21 January 1972 (upgraded from Union Territory to state)
26. Uttar Pradesh = 26 January 1950
27. Uttarakhand = 9 November 2000 (carved out from Uttar Pradesh, initially named Uttaranchal, renamed in 2007)
28. West Bengal = 26 January 1950