The history of Indian Railways in Himachal Pradesh began with the construction of the Kalka–Shimla Railway, a narrow-gauge line inaugurated in 1903. Built during the British colonial era, this line was primarily intended to connect Shimla, the summer capital of British India, with the rest of the country.
The Kalka–Shimla Railway is renowned for its engineering marvels, including more than 100 tunnels and over 800 bridges, traversing the rugged terrain of the Shivalik Hills.
Over the decades, the Kalka–Shimla Railway remained the primary railway line in Himachal Pradesh. Its historical and architectural significance led to its designation as a UNESCO World Heritage Site in 2008, as part of the Mountain Railways of India.
The railway continues to be a major tourist attraction, offering scenic views and a nostalgic experience of colonial-era travel.
In recent years, there have been proposals to expand railway connectivity in Himachal Pradesh, including surveys for new lines such as the Bhanupalli–Bilaspur–Leh line, which aims to connect the state to Ladakh and improve strategic infrastructure.
Efforts have also been made to modernize the Kalka–Shimla Railway with better amenities while preserving its heritage value.
The railway has played a vital role in promoting tourism in Himachal Pradesh, especially in Shimla. It has also facilitated trade and movement of goods, although the state's hilly terrain limits extensive railway development.
Rail connectivity has contributed to regional development, providing access to education, healthcare, and employment opportunities for residents.