Guntur district is one of the twenty six districts in the Coastal Andhra region of the Indian state of Andhra Pradesh. The administrative seat of the district is located at Guntur, the largest city of the district in terms of area and with a population of 670,073. It has a coastline of approximately 100 km (62 mi) on the right bank of Krishna River, that separates it from Krishna district and NTR district. It is bounded on the south by Bapatla district and on the west by Palnadu district. It has an area of 2,443 km2 (943 sq mi) and with a population of 20,91,075 as per 2011 census of India.

Coastal Andhra or Kosta Andhra is a geographic region in the States and union territories of India of Andhra Pradesh. Vijayawada is the largest city in this region. Region share borders with Uttarandhra, Rayalaseema and Telangana. It was part of Madras State before 1953 and Andhra State from 1953 to 1956. According to the 2011 census, it has an area of 91,915 square kilometres (35,489 sq mi) which is 57.99% of the total state area and a population of 34,193,868 which is 69.20% of Andhra Pradesh state population. This area includes the coastal districts of Andhra Pradesh on the Circar Coast between the Eastern Ghats and the Bay of Bengal, from the northern border with Odisha to Rayalaseema in the south.