|• Body||Karimganj Municipality Board|
|Elevation||13 m (43 ft)|
|Time zone||IST (UTC+5:30)|
Karimganj town is located on the northern fringe of the district adjoining Bangladesh, flanked on two sides by the Kushiyara River and Longai river, Karimganj town is located just on the Bangladesh border with the river Kushiara flowing in between. One prominent feature of the place is a long and winding canal called Noti Khal meandering across the town. Earlier, it used to be a connecting river way between Kushiara and Longai facilitating river communication and also balancing of water-levels between the two rivers. Now, however, this canal has been blocked at several places through embankments and land-fills to pave way for road transport and construction works.
The distance of Karimganj town from Guwahati - the state capital of Assam - is approximately 330 km by road and about 350 km by rail. Distance of other important places are : Silchar - 55 km, Shillong - 220 km, Agartala - 250 km.
Karimganj town is located at  The area of Karimganj town is 6.09 km2. It has an average elevation of 13 metres (42 feet)..
Karimganj became a subdivision of Sylhet District of British India in late nineteenth century. It was severed from Sylhet during Partition of India and was included in India as a part of Cachar district in Assam. In 1983, Karimganj became a district of Assam with its headquarters at Karimganj Town.
As of 2001[update] India census, Karimganj Municipality had a population of 52,316. However, if we consider from the nature of urban characteristics total population of the city may gone up to 100,000, because many parts of the town still fall under the jurisdiction of Gram Panchayats. Males constitute 51% of total population and females 49%. Karimganj has an average literacy rate of 83%, higher than the national average of 59.5%: male literacy is 87%, and female literacy is 79%. In Karimganj, 9% of the population is under 6 years of age. The Religious demography of Karimganj is Muslims (52.3%) and Hindus (47%). Bengali is the official language of the district. 
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- Falling Rain Genomics, Inc - Karimganj
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- "List of Parliamentary & Assembly Constituencies". Assam. Election Commission of India. Retrieved 2008-10-05.