Sundar Nagar (also spelled as Sundernagar) is a town and a municipal council in Mandi district in the Indian state of Himachal Pradesh.

[5] A satellite survey of the site was conducted in 2018 and 698 acres land in the Ner Chowk area in Balh Valley was identified.

Sundar Nagar is situated on NH-154 (previously named NH21), 22 km from Mandi, and is well-connected by road to other places.

The main bus stand is just above an open playing field, where the National Highway 21 continues along the left bank of the river to Pandoh.

A "Common Services Center" (CSC) or Department of Electronics and Information Technology of Government Of India is near New Manali Sweets & Bakers, HRTC Bus Stand on NH-21 Chandigarh-Mandi-Manali route.