(formerly  known as Kadapa District) is said to be the heart of the Rayalaseema as it is centrally located and well connected with the 4 districts of Rayalaseema. The District has a glorious history and a rich cultural heritage. YSR district is one of the 26 districts in the State  of Andhra Pradesh.
It is located at a distance of 377.5 Km from the Capital Amaravathi and is 8 kilometres (5.0mi) south of thePenna River. The city is surrounded on three sides by the Nallamala and Palakonda hills. The city is nicknamed Gadapa (which means ‘Threshold’) because it is the gateway from the west to the sacred hills of Tirumala, which is known for its connections toVenkateswara Swamy.
The climate here is tropical. In winter, there is much less rainfall in Kadapa than in summer.  In Kadapa, the average annual temperature is 29.2 °C.

Geography

YSR District occupies an area of 11,228 square kilometres .
The main rivers in this district are Penna, Chitravathi, Papaghni, Sagileru, Bahuda and Cheyyeru

Reservoirs

YSR District has several reservoirs within the District. Some of them are Brahmamsagar Reservoir, Mylavaram Dam Reservoir, Gandikota Reservoir.

Divisions

YSR District has three Revenue Divisions viz., Kadapa, Jammalamadugu and Badvel. The district has 36 mandals under these revenue divisions. It has one Municipal Corporation, Kadapa and six Municipalities namely Badvel, Mydukur, Proddatur, Pulivendula,  Jammalamadugu, and Yerraguntla.