Organising 2001 Census :
About 2 million (20 lakh) enumerators and supervisors were employed to collect information on every individual person present in the country during the Enumeration Period (i.e., 9th to 28th February 2001).

Based on provisional population figures available list of Cities with more than 1 million population has been released by the Census Commissioner. This is in addition to the List of Urban Agglomerations with more than 1 million population released earlier. The present list relates to statutory cities confined to respective Municipal Corporations only and not the outgrowths appended to these cities.

The Rural - Urban distribution of population of India at State, District level as per the provisional results of the Census of India, 2001 was released on 20th July 2001. Similar data at District and Tahsil level are being released by the Directors of Census Operations in the states and union territories.            

Urban Population : Out of 1027 million (or 102.7 crore) population of India, as per Census 2001, 742 million live in rural areas and 285 million in urban areas comprising of 72.2% and 27.8% of the population respectively. The highest percentage of urban population is in Delhi (93.0%) and the lowest in Himachal Pradesh (9.8%). In eight States/UTs in India the percentage of urban population exceed 40% level. These are Delhi, Chandigarh, Pondicherry, Goa, Mizoram, Lakshadweep, Tamil Nadu and Maharashtra.

Million Plus Urban Agglomerations (UAs) : At the 1991 Census, there were 23 UAs/Cities with Million Plus population. This number has now risen to 35. About 37% of the total urban population as per the Census 2001 live in these Million Plus UAs/Cities in India.                                                         

Location : Out of the 35 Million Plus UAs/Cities, 6 are located in Uttar Pradesh, 4 each in Gujarat and Maharashtra, 3 each in Andhra Pradesh, Madhya Pradesh and Tamil Nadu, 2 each in Punjab and West Bengal, Jharkhand and 1 each in Delhi, Haryana, Bihar, Kerala, Karnataka and Rajasthan.  

Million Plus Cities : The Provisional Population Totals for India and States by rural-urban areas were released on 16.7.2001 along with the population of 35 million plus Urban Agglomeration and Cities. In the next series the population of those statutory cities, which have crossed one million population as per Provisional Population Totals, Census of India, 2001 has been released. The population of million plus cities is confined to the statutory limits of respective Municipal Corporations only and population of the outgrowths, if any, appended to these cities have not been included. Brief highlight of the data is given below.

27 cities, which crossed the population mark of million plus at the Census 2001, are located in 13 States and Union territories. Their combined population (73, 021,246) is 25.6% of the total population of the country. The Municipal Corporation of Greater Mumbai is the most populous city in the country with 11.9 million population accounting for 16.3% of the total population of million plus cities in the country. It is followed respectively by Delhi Municipal Corporation - (Urban) 9.8 million (13.4%), and Kolkata Municipal Corporation - 4.6 million (6.3%).

At the State level, Maharashtra has the largest number of (7) cities (Greater Mumbai, Pune, Nagpur, Thane, Kalyan-Dombivili, Nashik, Pimprichinchwad), which has crossed one million populations at the 2001 Census and account for 28.8% of the total million plus cities population. Uttar Pradesh the most populated state in the country has only 5 cities (Kanpur, Lucknow, Agra, Varanasi and Meerut), in this category accounting for 11.2% of million plus cities population. Gujarat has three cities (Ahmadabad, Surat and Vadodara), whereas Punjab, Delhi, Bihar and Haryana have one city each with million plus population as per Census 2001.

The highest growth of population among these million plus cities is recorded for Pimprichinchwad Municipal Corporation (94.6%) in Maharashtra. The least growth of 4.1% is seen in Kolkata Municipal Corporation in West Bengal.

Among these 27 cities, Chennai has registered the highest sex ratio of population 951, during the Census 2001. Ludhiana is at the bottom end with a sex ratio of  766, which makes it the most masculine million plus city. It is preceded by Surat (774).                       

All India Series : Based on the provisional results of Census 2001, the following products have been released or are under finalisation:

(Product Code PPT 001 Book)                             
Provisional Population Totals : India
Census of India 2001, Series 1, India , Paper 1 of 2001                            Top

(Product Code PPT 002 CD)                              
Provisional Population Totals : India
Supplement : District Totals

(Product Code PPT 003 Book)                           
Supplement to Provisional Population Totals : India
District Totals
Census of India 2001, Series 1, India , Paper 1 of 2001

(Product Code PPT 004 Data Sheet)
Provisional Population Totals : India
Census of India 2001, Series 1, India , Paper 1 of 2001 (Under preparation)

(Product Code PPT 005 CD)
Supplement to Provisional Population Totals : India
District Totals                                                                                       Top 
Census of India 2001, Series 1, India , Paper 1 of 2001 (Under preparation)

(Product Code PPT 006 CD)
Maps of India and States and Code List of States/Uts/Districts : 2001 Series
(State/Union territory maps show district boundaries)
Census of India 2001, Series 1, India (Under preparation)

State Series : The State/Union territory level Provisional Population Totals : Paper 1 of 2001, were released except for the Union territory of Lakshadweep