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National Highway 31 (NH 31) in India: Routes, Length, Entry/Exit Points & Rules

National Highway 31 Latest Map and Route

States Falling Under National Highway 31 (NH 31)

Entry and Exit Points of National Highway 31

Length of National Highway 31 Route With Major Intersections Across States

NH 31 is 1000 kilometres long. It runs the maximum distance through the state of Uttar Pradesh and covers a minimal distance in West Bengal. 

Let us look at the chart below to understand how much distance this highway travels in every state:

State

Mile

Kilometre

Uttar Pradesh

324.85

522.80

Bihar

257.87

415.00

West Bengal

38.65

62.20

1.000 Mile = 1.609 km

1.000 km = 0.621 Mile

Types of Vehicles Allowed on National Highway 31

Preferred Speed Limit at National Highway 31

Famous Places Around National Highway 31

Things to Consider While Travelling on National Highway 31

FAQs About National Highway 31

What is the old name of NH 31?

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The new NH 31 route has been created by amalgamating the routes of NH 232A, 231, 56, 29, 19, 30, 31 and 81 together.

The new NH 31 route has been created by amalgamating the routes of NH 232A, 231, 56, 29, 19, 30, 31 and 81 together.

Is NH 31 in Assam?

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No, the new NH 31 does not run up to Assam, as it ends in Malda, West Bengal.

No, the new NH 31 does not run up to Assam, as it ends in Malda, West Bengal.

Does NH 31 have 4 lanes?

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The 4-lane project on NH 31 was sanctioned in 2015 by NHAI and is still in progress. Hopefully, it will be completed soon.

The 4-lane project on NH 31 was sanctioned in 2015 by NHAI and is still in progress. Hopefully, it will be completed soon.