The Princely State of Vasan Sawada, also known as Vasan Sewada, was a native state which existed during the rule of the British Empire in India. During the early 19th century, the region was appointed as one of the princely states of India under the indirect rule of the British administration. During the post-independence era, the erstwhile native state was acceded to the newly formed Union of India, also known as Dominion of India. The region covered a total area of 12.50 sq miles and is a part of the Indian state of Gujarat. The region comprised of a total population of 1,751 in the year 1941. The territory of Vasan Sawada was one of the 27 states which formed up the Sankheda Mehvassi, located on the banks of the Narbada (Narmada) River, in eastern Gujarat. Vasan Sawada state was incorporated as a part of the erstwhile Rewa Kantha Agency.
The princely state was bordered by the princely state of Dudhpur, the princely state of Baroda and the princely state of Dudhpur in the south; by Vora in the east; and by Vajiria in the west and the south. The Princely State of Vasan Sawada was incorporated as a part of the Baroda Agency, which was a sub division of Western India States Agency. Later the region became a part of the Indian state of Gujarat.
The Thakors of the princely state of Vasan Sawada were originally Rathor Rajputs, which was a cadet branch of the family of Vajiria. The succession of the throne or gadi of Vasan Sawada state was governed by the rule of male primogeniture, by which the first born or eldest child of the same parents the first born or eldest child of the same parents, to the exclusion of all others. The Princely State of Vasan Sawada was a jurisdictionary native state. The native ruler of the territory, who held the title of Thakor, exercised limited jurisdictional authority. The native chiefs who exercised jurisdictional powers were formally addressed as Meherban. According to the Attachment Scheme of 1943, the princely state of Vasan Sawada was attached to Baroda. The native state paid annual tribute to Baroda.
The princely state of Vasan Sawada was acceded to the newly formed Republic of India after the British withdrawal and the Partition of India. Later the territory of Vasan Sawada was merged in order to form modern the Indian state of Gujarat.