World Population > India Population

Delhi Population

Delhi is the capital of India and largest metropolitan city with the estimated population of 19.5 million in 2020, and is located in the Northern part. By the end of year 2019 the population is projected to be 18,498,192 as per Unique Identification Aadhar India, updated dec 2019 It is referred as National Capital Territory of Delhi (NCT). Its bordered by Uttar Pradesh in the east and other three sides by Haryana. which covers an area of 1484 sq km(573 sq mi). As per Niti Aayog 2016 report, Total Fertility Rate is 1.6. NCT covers with National Capital Region(NCR or Central NCR) with the urban towns of two bordering states of Haryana and Uttar Pradesh, these are NCR expanded cities of Faridabad, Noida, Gurgaon and Ghaziabad. The NCR has an estimated population of 28 million(2019). Delhi is second populated city in India after Mumbai.
Delhi Population at India Gate
Image Source: Delhi population at India Gate, Located in the heart of Delhi city
Delhi City(2011)Delhi Union Territory (UT)(2011)Delhi UA(2020)
Population11 million16.7 million30.2 million
Area700 sq km1484 sq km55,083 sq km (NCR)
Rank2 (India)1 (UT)2 (World)

By 1901 census the population of Delhi is registered 405,819 people, starting by 1921 population growth was increasing from 18% to 90% in 1951, from 1941 to 1951 period the population doubled from 900 thousand to 1.7 million, This may be due to India's Independence and state-central staff migration since the new administrations are taking place in the capital city, also was the first census after British left India. It is recorded in 1951 census that the literacy rate is just 18% and life expectancy is only 32 years average. From 1951 Delhi population increased rapidly by an average of around 50% till 2001 with 13.85 millions. The last census in 2011 recorded NCT of Delhi has a population of 16.78 millions. Population in 2020 is expected to be around 19.5 Million (1.95 Crores).

As per the 2001 census, the net migrants to Delhi UA are 77,663 from within state. 1,988,314 from other states of India, 46,386 from other countries. Total Migrants are 2,112,363 from the last 10 years from 1991 to 2001.
Census yearPersonsAbsolutePercentageMalesFemales
Source: A-2 Decadal Variation In Population Since 1901

Population Pyramid

Delhi population pyramid is a graphical representation of the age and sex of a population, pyramid with the wide base suggests growing population, with a narrow base indicates declining birth rates.

Source: 2011 Census: Population In Five Year Age-Group

Delhi Population by Religion

As per 2011 census Delhi Population Religion wise, Hinduism is the major religion with 81.68% more than 13 Million, followed by Muslim population with 12.86 around 2 Million and Sikhs with 3.4% in Delhi all other represents below 1% are Christianity with 0.87%, Jainism with 0.99 and Buddhism with 0.11%.

Not Stated13,6060.087,5986,008
Source: Details of Religion In Main Table C-1- 2011 (India & States/UTs)

Languages spoken in Delhi

The delhi population by language, Hindi is the major language in Delhi with 85% of population speaks Hindi Language and constituted to more than 14 million, followed by Punjabi with 5.2% of 873 thousand speakers and Urdu with 5.1% of 867 thousand Speakers. The rest 5% population belongs to all Indian languages. Many of the state population migrated to Delhi either by central and state government services or by business related. Bengali and Maithili with 215 thousand and 122 thousand population. After Hindi, English is considered as common language and widely spoken in Delhi.

Source: 2011 Census: Language and Mother Tongue


The disable population of delhi as per table below:

Type of disabilityTotal PersonsCultivatorsAgriculture laborHHIOther workers
Total disabled population65,5736505892,52961,805
In Seeing9,228109883398,692
In Hearing11,6951279137911,098
In Speech4,78829311674,561
In Movement21,61818217089820,368
Mental Retardation1,7311616671,632
Mental Illness1,2051418551,118
Any Other12,45314013146211,720
Multiple disability2,85533441622,616
Source: 2011 Census: Distribution of Disabled(India & States/UTs)

Population projection

What is the population of delhi by 2020 and 2030?
Delhi is projected to add nearly 10 million people between 2020 - 2030, by 2030 it is expected to be 38 million considering the satellite towns of NCR. North-West Delhi has the highest population with around 4 million(2019 est) with the 3 populated subdivisions of Saraswati Vihar, Narela and Model Town. The growth percentage is around 21.78. Since from 1951, Delhi has been experiencing rapid growth of population with the decennial growth rate of 52.44%, 52.91%, 52.98%, 51.45% and 47.03% during the decades of 1951-61, 1961-71, 1971-81 and 1991-01 respectively. One of the key reasons for this phenomenal growth of delhi population is migration into the city from the Indian states.

According NCR Regional Plan, The National Capital Region consists of fourteen districts of Haryana, seven districts of UP and two districts of Rajasthan apart from NCT-Delhi.
The Constituent Areas of the National Capital Region are classified as under:
a) National Capital Territory of Delhi (1,484 sq.kms.). This accounts for 3% of the total area of NCR.
b) Haryana State Sub-regions comprising areas of Faridabad, Gurgaon, Rohtak, Sonepat, Rewari, Jhajjar, Palwal, Nuh (Mewat), Panipat, Mahendragarh, Bhiwani (including Charkhi Dadri), Jind and Karnal districts. This accounts for 57.28% (25,327 sq.kms.) of the area of the State and 46% of the area of NCR.
c) Rajasthan State Sub-regions comprising areas of Alwar and Bharatpur districts. The area is 4% (13,447 sq.kms.) of the total area of the State and 24% of the area of NCR.
d) Uttar Pradesh State Sub-regions comprising of seven districts namely, Meerut, Ghaziabad, Gautam Buddha Nagar, Bulandshahr, Baghpat, Muzaffarnagar and Shamli. This accounts for 6% (14,826 sq.kms.) of the area of the State and 27% of the area of NCR.
The total area of NCR and UA is 55,083 sq.kms.

Source:, 1950 to 1935 Delhi city Population(UA)

Income Distribution

Delhi is the fastest growing city in the world with population growth rate of around 20%. GDP is $110 billion and the per capita income is $4,600 and ranks 1st in the country as on 2019-2020.

District wise population in Delhi

NCT of Delhi is divided into 11 districts, two districts Shahdara and South East are formed in 2012 and has five municipalities within the National Capital Territory.

DistrictPopulation(2020 est.)Population(2011)Percentage
North West4,168,4543,656,53921.78
North East2,555,4512,241,62413.35
New Delhi161,885142,0040.85
South West2,613,9722,292,95813.66
Source: 2011 Census: Population Data on District/Sub-Dist Level

Jammu and Kashmir Population

Jammu and Kashmir Population

Uttar Pradesh Population

Uttar Pradesh Population

Rajasthan Population

Rajasthan Population

Bihar Population

Bihar Population

Punjab Population

Punjab Population

Haryana Population

Haryana Population