| Kopaganj | |
| Other Name: | Kopa |
| Settlement Type: | city |
| Pushpin Map: | India Uttar Pradesh |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Uttar Pradesh, India |
| Coordinates: | 26.02°N 83.57°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Uttar Pradesh |
| Subdivision Type2: | District |
| Subdivision Name2: | Mau |
| Unit Pref: | Metric |
| Elevation M: | 66 |
| Population Total: | 55865 |
| Population As Of: | 2013 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Hindi |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
Kopaganj is a town and a nagar panchayat in Mau district in the Indian state of Uttar Pradesh.
Kopaganj is located at .[1] It has an average elevation of 66 metres (217 feet).
India census,[2] Kopaganj had a population of 55,231. Males constitute 51% of the population and females 49%. Kopaganj has an average literacy rate of 77%, higher than the national average of 74%: male literacy is 82%, and female literacy is 71%. In Kopaganj, 12% of the population is under 6 years of age.
It is one of the oldest town in the district Mau, Uttara Pradesh. The name of the town is derived by the name of queen Kopeshwari Devi, the Grand mother of queen Dhandaie Kunwar. This town has a mix population of Hindus and Muslims with the majority of Muslims. This town is famous for Multy Floors Hanuman Mandir, Oldest Shiv Mandir, Shahi Jama Masjid, and textile industries particularly powerloom sarees.
There are approximately 2000 power looms in Kopaganj, manufacturing the cotton and linen sarees. This is the main source of income. There is also a large plant for polished rice and paddy mill. The outskirts of the town are engaged in agricultural activity.