Kosi Kalan is a beautiful town situated in BrijBhoomi. Town was named Kosi for being treasury of NandBaba (as Kosh means Treasure). This small town is a hub of cultural and commercial activities.The town is situated on the Delhi-Agra highway(NH-2)at 100 km milestone. The town is equally famous for its varied culture (since it is situated at tri-junction of UP, Rajasthan and Haryana) as for its industrial development.
India census, Kosi Kalan had a population of 45,684. Males constitute 54% of the population and females 46%. Kosi Kalan has an average literacy rate of 51%, lower than the national average of 65%: male literacy is 59%, and female literacy is 41%. In Kosi Kalan, 18% of the population is under 6 years of age. But literacy rate has increased among the age group of 0-30 years in the last decade and every 3rd person in this group is either intermediate or a graduate.
Nagar Devi (City Goddess) - Maa Bhagwati ji.There is a famous temple of Goddess on the bank of Gomati Kund.
Its location on NH2 with equal distance from Delhi and Agra (100 kms), availability of continuous bus service from three state roadways and large number of plying locals ( EMUs) has made Kosi Kalan an easily approachable place and convenient place.