Chart and table of population level and growth rate for the Bangalore, India metro area from 1950 to 2025.

In 2024, the population of Bengaluru was estimated to be 14 million, an increase of about two percent from the previous year's estimates. The southern Indian city, capital of Karnataka, is the 4th most populous in the country, after Delhi, Mumbai, and Kolkata.

About 28 percent of Bengaluru households had an annual income of over one million rupees as of 2015. Bengaluru, formerly called Bangalore, is the capital of Karnataka state. The city is home to many heavy and light industries, as well as service industries.

Delhi was the largest city in terms of number of inhabitants in India in 2023.The capital city was estimated to house nearly 33 million people, with Mumbai ranking second that year. India's population estimate was 1.4 billion, ahead of China that same year.