Perdoor or Perdur is a town in the Udupi district in coastal Karnataka in the country of India.

Perdoor has an ancient temple of Lord Sri Ananthapadmanabha in the center of the village which is known to be more than 1,000 years old.

The temple is famous for the offering of 1001 (savirada ondu) bananas by people to the deity upon fulfillment of their wishes (harike seva).

Buses plying from Udupi to Shivamogga, Bhadravati and many other via Agumbe route pass through Perdoor on the way to Someshwar via Hebri.

During the academic year 2011-12, a full-time college with Science and Arts degrees was founded, balebailu school of primary education is famous in perdoor village.