Deolo Hill is one of the two hills that the town of Kalimpong stands. Kalimpong is situated on a ridge connecting the hills of Durpin and Deolo. The hill is 1,704 metres (5590 feet) above msl and is the highest point of Kalimpong town. The hill is located north east of the town. The two water reservoirs which serve as the primary drinking water source to the town are present atop this hill. The topwn of Kalimpong, the surrounding villages of Relli valley, Teesta River and its valleys all can be viewed from this point.
The snow clad mountains of West Sikkim are also visible on a clear day from this hill. At the summit of this hill, a park built for recreation purposes which feature exotic flowers. The park is a popular picnic spot for locals as well as tourists. Near to the park a Hindu temple is built which is worth a visit.