Answer: Ahmedabad
Notes: The first housing society—Pritam Nagar Cooperative Housing Society—was established in Ahmedabad on January 28, 1927, under the leadership of Sardar Vallabhbhai Patel and initiated by Pritam Rai Desai. In 1927, after being elected Chairman of Ahmedabad Municipality, Sardar Patel introduced the concept of cooperative housing for the middle class. The project was spearheaded by Pritam Rai Desai and inaugurated on January 28, 1927, in the locality now called Pritam Nagar, marking India’s first registered cooperative housing society.
