Kolkata is located on the west bank of the Hooghly River.
 The eastwest dimension of the city is comparatively narrow, stretching from the Hooghly River in the west to roughly the Eastern Metropolitan Bypass in the easta span of 910 km (5
 According to the 2011 Indian census, Kolkata is the seventh-most populous city in India, with a population of 45 lakh (4

