Udhagamandalam railway station is connected with Mettupalayam by NMR metre gauge service.
It comes under Salem division of Southern Railways.
In 1882, a Swiss engineer named Arthur Riggenbach came to the Nilgiri Hills on an invitation from Government of India and he submitted an estimate for a line costing GB£132,000.
The Nilgiri Railway Company was formed in 1885 and planning work commenced in 1886.
The work on the line commenced in August 1891 and the Mettupalayam-Coonoor section of the track was opened for traffic on 15 June 1899.
In January 1903, the Indian Government purchased the line, and took over the construction of the extension from Coonoor to Ooty.

The Nilgiri Mountain Railway was operated by the Madras Railway until 31 December 1907 on the behalf of the Government.
In January 1908, the railway line was handed over to South Indian Railway.
The line from Coonoor to Ooty was completed in 1908.
On 15 October, Arthur Lawley, Governor of Madras opened the new railway to traffic.
The Nilgiri Mountain Railway (NMR) is one of the oldest mountain railways in India and was declared by the UNESCO as a World Heritage Site in July 2005.
It is the only rack railway in India, and uses the Abt system.
Udhagamandalam railway station is connected with Mettupalayam by NMR metre gauge service. It comes under Salem division of Southern Railways. In 1882, a Swiss engineer named Arthur Riggenbach came to the Nilgiri Hills on an invitation from Government of India and he submitted an estimate for a line costing GB£132,000. The Nilgiri Railway Company was formed in 1885 and planning work commenced in 1886. The work on the line commenced in August 1891 and the Mettupalayam-Coonoor section of the track was opened for traffic on 15 June 1899. In January 1903, the Indian Government purchased the line, and took over the construction of the extension from Coonoor to Ooty.
The Nilgiri Mountain Railway was operated by the Madras Railway until 31 December 1907 on the behalf of the Government. In January 1908, the railway line was handed over to South Indian Railway. The line from Coonoor to Ooty was completed in 1908. On 15 October, Arthur Lawley, Governor of Madras opened the new railway to traffic. The Nilgiri Mountain Railway (NMR) is one of the oldest mountain railways in India and was declared by the UNESCO as a World Heritage Site in July 2005. It is the only rack railway in India, and uses the Abt system.
Ooty