Population Distribution in Indian Cities: From Class I Cities to Small Towns

When we think about cities in India, we often imagine sprawling metropolises like Mumbai or Delhi. But India’s urban landscape is far more diverse than these mega-cities alone. From bustling Class I cities with millions of residents to tiny Class VI towns with just a few thousand inhabitants, understanding how India’s population is distributed across different city sizes reveals fascinating patterns about development, opportunities, and challenges in our rapidly urbanizing nation.

Understanding India’s city classification system 🔗

The Census of India organizes urban areas into six distinct categories based purely on population size. This isn’t just bureaucratic paperwork-it’s a critical framework that shapes how resources are allocated, how infrastructure is planned, and how development priorities are set across the country.

Class I cities are the heavyweight champions of India’s urban system, housing populations of 100,000 or more residents. Think of places like Mumbai, Bangalore, Kolkata, and hundreds of other major urban centers. These cities are economic powerhouses, cultural hubs, and magnets for opportunity-seekers from across the nation.

Moving down the scale, Class II cities accommodate between 50,000 and 99,999 people. These medium-sized urban areas-cities like Agra, Jalandhar, and Nashik-serve as important regional centers, offering a mix of urban amenities without the overwhelming scale of Class I cities.

Class III cities, with populations ranging from 20,000 to 49,999, represent an interesting middle ground. They’re large enough to support industries, educational institutions, and commercial establishments, yet small enough to maintain closer community ties. Cities like Belgaum and Bhubaneswar fall into this category.

The smaller urban settlements include Class IV towns (10,000 to 19,999 residents), Class V towns (5,000 to 9,999 residents), and Class VI towns (fewer than 5,000 residents). These smaller towns often serve as administrative hubs for surrounding rural areas and provide essential services to local populations.

The concentration conundrum: Where most Indians actually live 🔗

Here’s where the story gets interesting-and concerning. As of the 2011 Census, a staggering 70% of India’s urban population lives in Class I cities. That’s approximately 265 million people concentrated in just 468 cities and urban agglomerations.

To put this in perspective, imagine seven out of every ten urban Indians squeezed into the largest cities, while the remaining three are spread across thousands of smaller towns. This isn’t just a statistic-it represents a fundamental shift in how India’s urban geography is evolving.

What makes this concentration even more remarkable is its acceleration. The proportion of urban dwellers living in Class I cities has been steadily climbing. In 2001, it was around 62%, but by 2011, it had jumped to 70%. Meanwhile, population growth in the remaining classes of towns has been nominal.

Why are people flocking to major cities? 🔗

The reasons behind this concentration are straightforward yet powerful. Class I cities offer something smaller towns simply cannot match: opportunities. Whether it’s better-paying jobs in the service and manufacturing sectors, access to top-tier educational institutions, advanced healthcare facilities, or simply the promise of upward mobility, these cities act like gravitational wells, pulling people from across the country.

Consider a young graduate from a Class III town. She might have received decent schooling locally, but for specialized training or corporate career opportunities, the path inevitably leads to a Class I city. This pattern, replicated millions of times over, explains the urban concentration we see today.

The infrastructure strain: When success becomes a burden 🔗

With great concentration comes great pressure. Class I cities, despite their economic prowess and development, are buckling under the weight of their own success. The rapid influx of people has created a crisis of resources and infrastructure that threatens the very livability that makes these cities attractive.

India needs an estimated $1.2 trillion investment by 2036 to bridge its urban infrastructure gaps-a sum so vast it staggers the imagination. Yet current investment levels fall dramatically short, averaging only 0.6% of GDP when 1.2% is required.

The daily struggles of urban life 🔗

Walk through any Class I city during rush hour, and you’ll witness the infrastructure crisis firsthand. Traffic congestion turns 10-kilometer journeys into hour-long ordeals. Water supply remains erratic in many neighborhoods. Power cuts, though less frequent than before, still disrupt lives and businesses. Waste management systems struggle to cope with the sheer volume of garbage generated daily.

Housing presents perhaps the most visible challenge. India faces an urban housing shortage of around 18 million units, primarily affecting economically weaker sections. This shortage manifests in sprawling slums where over 65 million people live without access to clean water, proper sanitation, or secure housing.

Public transportation systems, where they exist, are overwhelmed. Metro systems in cities like Delhi and Bangalore have helped, but they serve only a fraction of commuters. Most people still rely on overcrowded buses, shared auto-rickshaws, or their own vehicles, adding to traffic congestion and air pollution.

The invisible costs 🔗

Beyond the obvious infrastructure deficits lie deeper, less visible problems. Air pollution in major cities routinely exceeds safe levels by several multiples. Urban heat island effects make city centers 3-4 degrees hotter than surrounding areas, turning summers into ordeals. The rapid growth of built-up areas reduces cities’ capacity to absorb stormwater, making them increasingly vulnerable to urban flooding.

There’s also an institutional challenge. About 70% of Urban Local Bodies lack qualified town planners and engineers, severely impacting their ability to design and execute infrastructure projects. When the very bodies responsible for urban development lack technical expertise, the infrastructure deficit becomes self-perpetuating.

The forgotten majority: Smaller towns and their challenges 🔗

While Class I cities grab headlines and resources, thousands of smaller towns-Classes II through VI-face a different set of challenges. These towns, collectively home to 30% of urban India, often struggle for attention and investment.

Class II and Class III cities serve crucial roles as regional centers providing essential services to surrounding rural areas. They’re often where small industries, regional educational institutions, and local markets thrive. Yet they face a peculiar predicament: they’re big enough to experience urban problems but too small to command the resources that flow to Class I cities.

The resource allocation dilemma 🔗

Infrastructure investment tends to follow a predictable pattern: the bigger the city, the bigger the investment. This makes economic sense in some ways-serving dense populations offers economies of scale. But it creates a vicious cycle for smaller towns. Without adequate infrastructure, they struggle to attract industries and jobs. Without economic growth, they can’t generate the resources to build infrastructure. Without opportunities, young people leave for Class I cities, further depleting these towns of talent and ambition.

Consider basic amenities. In non-metropolitan Class I cities, only 51.4% of households have treated tap water within their premises, and just 28.2% have flush latrines with piped sewers. If this is the situation in smaller Class I cities, imagine the condition of Class IV or Class V towns.

The potential of smaller towns 🔗

Yet smaller towns represent untapped potential. They could relieve pressure on overcrowded Class I cities by offering alternative locations for industries and residential development. With better connectivity and planned investment, they could become engines of balanced regional development.

Some forward-thinking policies are trying to address this imbalance. The government’s focus on developing Tier 2 and Tier 3 cities recognizes that sustainable urbanization cannot mean packing everyone into a few dozen mega-cities. The challenge lies in implementation-ensuring that policies translate into actual infrastructure, jobs, and opportunities on the ground.

Looking ahead: Balancing growth and sustainability 🔗

India’s urban future is both exciting and daunting. By 2036, urban areas are expected to account for 73% of the total population increase. This means cities will need to absorb millions more residents while simultaneously addressing existing infrastructure deficits.

The path forward requires rethinking how we approach urban development. Simply pouring resources into Class I cities while neglecting smaller towns will only exacerbate current problems. Instead, we need a more balanced approach that strengthens the entire urban hierarchy-from mega-cities to small towns.

This means investing in connectivity-both physical infrastructure like highways and digital infrastructure like broadband-that allows smaller towns to participate in the modern economy. It means decentralizing industries and services so economic opportunities aren’t concentrated in a few cities. It means building institutional capacity at all levels, ensuring that even Class V towns have qualified planners who can design sustainable development.

The distribution of population across different city sizes isn’t just an academic exercise in classification. It reflects the lived reality of hundreds of millions of Indians and shapes the nation’s economic, social, and environmental future. Getting this balance right-ensuring that cities of all sizes can offer decent living standards, economic opportunities, and sustainable growth-may well be one of India’s defining challenges in the decades ahead.

What do you think? Can India’s smaller towns be revitalized to reduce the pressure on Class I cities? What role should government policy play in creating a more balanced urban hierarchy across the country?

References

1. https://planningtank.com/demography/classification-of-towns-cities-india
2. https://iussp.org/sites/default/files/event_call_for_papers/Urban%20transition%20India_IUSSP%202013.pdf
3. https://smartnet.niua.org/sites/default/files/resources/HUDCO%20Phase%20II.pdf
4. https://www.pmfias.com/indias-urban-investment/
5. https://www.worldbank.org/en/news/press-release/2025/07/22/india-has-a-critical-opportunity-to-drive-resilient-urban-development-says-new-world-bank-report
6. https://sociology.institute/urban-sociology/urban-settlement-classification-india/
7. https://www.niti.gov.in/sites/default/files/2021-09/UrbanPlanningCapacity-in-India-16092021.pdf