Uttar Pradesh is the most populous state of India with estimated population of 23.79 crores in 2019. Uttar Pradesh accounts for 17.35% of the total country population. Bihar has overtaken Maharashtra as the second largest state by population with close to 125 million people living here. Three states have population more than 10 crore. 19 states and two union territory have a population of over 1 cr. Delhi is the largest union territory of India in terms of population.

Almost half of the country's population lives in the five highest populous states, namely, Uttar Pradesh, Maharashtra, Bihar, West Bengal and Madhya Pradesh. Ten most populated states of India contribute 74% of India's population. 12 least populous states/UTs contribute only 1 % of India population and 21 lowest constitute only 10 % of total.

Population of biggest state Uttar Pradesh is more than the population of Pakistan, the fifth most populous country in the world. Population of 2nd ranked Bihar and 3rd ranked Maharashtra are slightly less than Japan. Seven states have population more than 20th ranked country of the world. 17 states comes under top 50 countries.

Sikkim is the smallest state and Lakshadweep is the smallest union territory of India in terms of population.

Bihar has highest growth during 2011-2019 of 19.89% followed by Uttar Pradesh and Rajasthan. Ladakh is only state/UT having negative decadal growth rate.

indian states by population
Comparing Indian states and countries by population

Indian states by population

Rank State/UT Population Growth (2019-2011) Share (%) Country W rank
20192011Absolute%2019
NCT Delhi 18,710,922 16,787,941 1,922,981 11.45 1.36 Malawi 63
18 Haryana 28,204,692 25,351,462 2,853,230 11.25 2.06 Venezuela 51
14 Kerala 35,699,443 33,406,061 2,293,382 6.87 2.60 Morocco 41
20 Himachal Pradesh 7,451,955 6,864,602 587,353 8.56 0.54 China, Hong Kong SAR 104
16 Punjab 30,141,373 27,743,338 2,398,035 8.64 2.20 Mozambique 48
12 Telangana 39,362,732 35,004,000 4,358,732 12.45 2.87 Iraq 36
25 Goa 1,586,250 1,458,545 127,705 8.76 0.12 Bahrain 153
19 Uttarakhand 11,250,858 10,086,292 1,164,566 11.55 0.82 Haiti 84
UT3 Chandigarh 1,158,473 1,055,450 103,023 9.76 0.08 Eswatini 159
9 Gujarat 63,872,399 60,439,692 3,432,707 5.68 4.66 France 23
UT7 Lakshadweep 73,183 64,473 8,710 13.51 0.01 Dominica 204
UT4 Dadra & Nagar Haveli and Daman & Diu 615,724 586,956 28,768 4.90 0.04 Luxembourg 170
7 Tamil Nadu 77,841,267 72,147,030 5,694,237 7.89 5.68 Iran 20
17 Chhattisgarh 29,436,231 25,545,198 3,891,033 15.23 2.15 Yemen 48
UT5 A.& N.Islands 417,036 380,581 36,455 9.58 0.03 Brunei Darussalam 176
3 Maharashtra 123,144,223 112,374,333 10,769,890 9.58 8.98 Japan 12
8 Karnataka 67,562,686 61,095,297 6,467,389 10.59 4.93 United Kingdom 21
4 West Bengal 99,609,303 91,276,115 8,333,188 9.13 7.26 Egypt 15
11 Odisha 46,356,334 41,974,218 4,382,116 10.44 3.38 Spain 31
UT2 Puducherry 1,413,542 1,247,953 165,589 13.27 0.10 Trinidad and Tobago 153
10 Andhra Pradesh 53,903,393 49,576,777 4,326,616 8.73 3.93 Myanmar 27
13 Jharkhand 38,593,948 32,988,134 5,605,814 16.99 2.81 Afghanistan 37
27 Mizoram 1,239,244 1,097,206 142,038 12.95 0.09 Mauritius 158
21 Tripura 4,169,794 3,673,917 495,877 13.50 0.30 Kuwait 130
5 Madhya Pradesh 85,358,965 72,626,809 12,732,156 17.53 6.22 Democratic Republic of the Congo 17
1 Uttar Pradesh 237,882,725 199,812,341 38,070,384 19.05 17.35 Pakistan 5
6 Rajasthan 81,032,689 68,548,437 12,484,252 18.21 5.91 Iran 20
28 Sikkim 690,251 610,577 79,674 13.05 0.05 Solomon Islands 166
2 Bihar 124,799,926 104,099,452 20,700,474 19.89 9.10 Japan 12
23 Manipur 3,091,545 2,855,794 235,751 8.26 0.23 Mongolia 137
26 Arunachal Pradesh 1,570,458 1,383,727 186,731 13.49 0.11 Bahrain 153
UT1 Jammu & Kashmir 13,606,320 12,258,433 1,347,887 11.00 0.99 Guinea 75
UT6 Ladakh 289,023 290,492 -1,469 -0.51 0.02 French Guiana 183
24 Nagaland 2,249,695 1,978,502 271,193 13.71 0.16 Botswana 146
22 Meghalaya 3,366,710 2,966,889 399,821 13.48 0.25 Bosnia and Herzegovina 135
15 Assam 35,607,039 31,205,576 4,401,463 14.10 2.60 Morocco 41
India 1,371,360,350 1,210,854,977 160,505,373 13.26 1002