Sembiapalayam is a panchayat village[1] in Nettapakkam Commune in the Union Territory of Puducherry, India.

Sembiampalayam is bordered by Embalam in the west, Sathamangalam in the north, Korkadu in the east and Chellancherry village (Tamil nadu) in the south.

Sembiampalayam is connected to Pondicherry by Mangalam-Maducarai State Highway (RC-19).

Also Kizhur Road (RC-30) starts from Sembiampalayam.

Sembiampalayam is a part of Embalam (Union Territory Assembly constituency) which comes under Puducherry (Lok Sabha constituency)