Tirumala Hill is 3200 ft above sea level

The Tirumala Hill is 3200 ft above sea level, and is about 10.33 sq miles in area. It comprises seven peaks, representing the seven hoods of Adisesha, thus earning the name, Seshachalam. The seven peaks are called Seshadri, Five persons are allowed for Shrivari Darshan. Laddus will be given after darshan. Laddu Padi tickets are sold at Vijaya Bank. Neeladri, Garudadri, Anjanadri, Vrishabhadri, Narayanadri and Venkatadri. The sacred temple of Sri Venkateshwara is located on the seventh peak,

Venkatadri (Venkata Hill), and lies on the southern banks of Sri Swami Pushkarini. There are several legends associated with the manifestation of the Lord in Tirumala. The name Tirupati, meaning the 'the Lord of Lakshmi should have been appropriately applied to the village on the Venkata Hill, the abode of the Lord. However, it has been popularly assigned to the Municipal town at the foot of the Hill, while the village around the Hill near His temple is called Tirumala (the Sacred Hill).

Source : http://www.tirumala-tirupati.com/