Population Density of India – Census & Demographic Statistics
Population density shows how many people live within a given geographic area, usually expressed as the number of people per square kilometre. It helps users understand how population is distributed across India, States, Districts and urban or rural areas.
What is Population Density?
Population density is generally calculated by dividing the population of an area by its geographic area. A higher density means more people live within each unit of land, while a lower density indicates a more sparsely populated area.
Population density can differ greatly between metropolitan areas, densely settled plains, mountainous regions, islands and sparsely populated rural areas.
Population Density and Census Data
Population density should always be read together with the Census year and the geographic boundaries used for that period. If administrative boundaries change, the density value for the same place name may not be directly comparable across different years.
Why Population Density Matters
Settlement Pattern
Shows whether an area is densely or sparsely populated.
Urban Planning
Helps explain pressure on housing, transport and public services.
Infrastructure
Useful for understanding demand for roads, schools, hospitals and utilities.
Regional Comparison
Allows States and Districts to be compared within the same Census year.
Population Growth
Density can change when population grows faster than geographic boundaries change.
Urbanisation
High-density areas are often associated with major urban centres and compact settlements.
Population Density by State and District
Population density can vary significantly from one State or District to another. Users should compare values from the same Census year and similar administrative units to make the comparison meaningful.
Urban and Rural Population Density
Urban areas generally contain more people within a smaller geographic area, while rural areas may cover larger land areas with lower population concentration. However, population density depends on the actual boundaries and geographic area used in the dataset.
Census 2011 Population Density
Census 2011 remains an important previous official demographic reference for India. Where reliable area and population data are available for the same geographic unit, population density can be studied for that Census year.
Population Density and Census 2027
Census 2027 is the current Census focus of Bharat Population. New population density information should only be treated as Census 2027 data when suitable official population and geographic-area records are available.
Until then, older official Census records should remain clearly identified by their original Census year.
How Population Density is Calculated
The basic formula is:
For example, if an area has a population of 1,000,000 people and covers 2,000 square kilometres, its population density would be 500 people per square kilometre.
Factors That Affect Population Density
- Urbanisation
- Availability of jobs
- Transport and infrastructure
- Geography and climate
- Availability of water and agricultural land
- Industrial and commercial development
- Administrative boundary changes
Population Density and Boundary Changes
A District or urban area can be divided, expanded or reorganised between Census years. Therefore, a change in population density does not always mean that population alone has changed. The geographic area used in the calculation may also have changed.
Related Population Statistics
Data Sources
Population statistics on Bharat Population are organised using available Census and demographic records. For more information about sources, calculations and administrative changes, visit our Data Sources page.
Frequently Asked Questions
What does population density mean?
Population density is the number of people living within a given geographic area, usually expressed per square kilometre.
How is population density calculated?
It is generally calculated by dividing total population by the geographic area of the same administrative unit.
Why do cities usually have higher population density?
Cities often contain more people within relatively compact geographic areas because of housing, jobs, transport and economic activity.
Can population density change even if population changes only slightly?
Yes. Changes in administrative boundaries or geographic area can also affect density.
Will Census 2027 provide new population density information?
New density figures can be calculated or presented once suitable verified Census 2027 population and geographic-area data become available.