India has a total land boundary of 15200 km and the total length of the coastline the mainland including Andaman and Nicobar Islands and Lakshadweep Island is 7516.6 km.
India shares its land boundaries with 7 countries.
They are – Pakistan and Afghanistan in the north-west, China (Tibet), Nepal, and Bhutan in north and Myanmar and Bangladesh in the east. It has also 2 island neighbouring countries in the south, namely, Sri Lanka in the Bay of Bengal and Maldives in the Arabian Sea.
Boundary with Pakistan
India has total of 3323 km land boundary with Pakistan. It was created in 1947 during the partition of India. This boundary is also known as “Radcliffe Line”. It was named after Sir Cyril Radcliffe, the chairman of the Border Commission. Today this line is the international boundary between India and Pakistan in the west and between India and Bangladesh in the east. A Line of Control has been drawn between these two countries to serve as the informal boundary between India and Pakistan. It is guarded by BSF.
States/UTs of India having border with Pakistan – Jammu and Kashmir, Rajasthan, Punjab and Gujarat.
But after the formation of Ladakh as a new Union Territory on 31st October 2019, Ladakh also shares a boundary with Pakistan.
Boundary with Afghanistan
India claims the whole Union Territory of Jammu and Kashmir and Ladakh, which includes POK (Pakistan occupied Kashmir) and China-administered Aksai Chin, which, according to India are illegally occupied areas. So, according to India, India shares its land boundaries with Afghanistan but they have no control in that region. Length of the boundary of India with Afghanistan is 106 km.
Boundary with China
The length of the boundary between India and China is 3488 km.
The Line of Actual Control (LAC) is the effective border between India and the People’s Republic of China. It traverses 4,057 km along the Indian states. It is guarded by ITBP and Special Frontier force.
State/ UTs of India having boundary with China – Jammu and Kashmir, Ladakh, Uttarakhand, Himachal Pradesh, Sikkim and Arunachal Pradesh.
The McMahon Line is the demarcation line between Tibet and the North-East Region of India proposed by British colonial administrator Sir Henry McMahon at the 1914 Simla Convention signed between British and Tibetan representatives. It is currently the generally recognized boundary between China and India, although its legal status is disputed by the Chinese government.
Boundary with Nepal
The length of boundary between India and Nepal is 1751 km. It runs along the foothills of The Himalayas. It is guarded by SSB.
States of India having boundary with Nepal – Uttarakhand, Uttar Pradesh, Bihar, West Bengal, and Sikkim
Boundary with Bangladesh
The length of the boundary between India and Bangladesh is 4096.7 km. India has the longest boundary with Bangladesh. It is guarded by BSF.
States of India having boundaries with Bangladesh – West Bengal, Assam, Meghalaya, Mizoram, and Tripura.
Boundary with Bhutan
The length of the boundary between India and Bhutan is 699 km. It is guarded by SSB.
States of India having boundary with Bhutan – Sikkim, West Bengal, Assam, and Arunachal Pradesh.
Boundary with Myanmar
The length of the boundary between India and Myanmar is 1643 km. It is guarded by Assam Rifles and the Indian Army.
States of India having boundaries with Myanmar – Arunachal Pradesh, Nagaland, Manipur, and Mizoram.
|Country||Length in km||States of India which shares boundary||Forces Guarding|
|Pakistan||3323||Jammu and Kashmir, Ladakh, Rajasthan, Punjab and Gujarat||BSF|
|China||3488||Jammu and Kashmir, Ladakh, Uttarakhand, Himachal Pradesh, Sikkim and Arunachal Pradesh||ITBP|
|Bangladesh||4096.7||West Bengal, Assam, Meghalaya, Mizoram and Tripura||BSF|
|Bhutan||699||Sikkim, West Bengal, Assam and Arunachal Pradesh||SSB|
|Nepal||1751||Uttarakhand, Uttar Pradesh, Bihar, West Bengal and Sikkim||SSB|
|Myanmar||1643||Arunachal Pradesh, Nagaland, Manipur and Mizoram||Assam Rifles and Indian Army|