Pratola Serra is a town and comune

Comune

In Italy, the comune is the basic administrative division, and may be properly approximated in casual speech by the English word township or municipality.-Importance and function:...

in the province of Avellino

Province of Avellino

The Province of Avellino is a province in the Campania region of Italy. The area is typified by many small towns and villages scattered across the province; in fact only two towns have a population over 20,000; its capital city Avellino and Ariano Irpino....

, Campania

Campania

Campania is a region in southern Italy. The region has a population of around 5.8 million people, making it the second-most-populous region of Italy; its total area of 13,590 km² makes it the most densely populated region in the country...

, Italy.
The area of the comune spread on the right bank of the Sabato river. The oldest part of the comune is the village of Serra di Pratola that lie on a hill overlooking the Sabato river valley. The village of Pratola was born later stretching along a major road to Apulia

Apulia

Apulia is a region in Southern Italy bordering the Adriatic Sea in the east, the Ionian Sea to the southeast, and the Strait of Òtranto and Gulf of Taranto in the south. Its most southern portion, known as Salento peninsula, forms a high heel on the "boot" of Italy. The region comprises , and...

. It lies in the valley and later has spread on the nearby hills.
The comune was born in 1812 merging the two villages of Pratola and Serra.
The village of Pratola since then has become the major town of the comune and it is the seat of the town hall.