Spread over 177 hectares (440 acres), it is situated at a height of 2,100 metres (6,900 ft) above sea level, 3 kilometres (1.9 mi) north of Darjeeling, and employs more than 1500 people.

Nandini Balial (Ganguly), a young prolific writer in LA is the great granddaughter of Late Monmaya Debi.

[2] In 2008, the hand-rolled tea produced by Happy Valley was chosen to be sold at Harrods in the United Kingdom, with price ranging from ₹5,000 (US$58) to ₹6,000 (US$69) per kg,[4] besides this, it is also available at Mariage Freres in France.

In late 2022, due to a long going financial distress, Happy Valley along with 5 other gardens were handed over to Mr. Sushil Kumar Agarwal of Lemongrass Organic Tea Estates Pvt.

It is open all 7 days a week from 9 a.m. to 4:30 p.m.[6][7] The gardens of the Lemongrass Organic Tea Estates Private Ltd. are: Ambootia, Nagri, Chongtong, Moondakotee, Happy Valley, Mullootar, Sepoydhoorah (Chamling) and Sivitar.