[4] Samalkot, historically known as Chamarlakota, was part of the Pithapuram estate and was closely associated with the sirdar family that founded the zamindari.

[5] The fort in Samalkot held strategic importance during the conflicts of 1759, serving as a focal point in the power struggles between the English, French, and local forces.

Barracks were constructed in 1786, establishing Samalkot as the principal garrison of the British forces in the Rajahmundry region.

The town also became a hub for the weaving industry, with many Devangas producing plain cotton cloths, including some with lace borders.

The child sex ratio in Samarlakota is around 948 compared to the Andhra Pradesh state average of 939.

It is authorized to build roads within the municipality limits and impose taxes on properties coming under its jurisdiction.

Manufacturing industries at an industrial estate include oil, food and spice manufacture; companies are Ammbati Subbanna & Co, AS Brand Oil, Arun Dorakula Food & Spices Company, and ADR brand, RAK Ceramics are situated in Samarlakota.