Astaranga (Oriya: ଅସ୍ତରଙ୍ଗ) is a fishing village and a community development block in Puri district in the Indian state of Orissa.

Astranga means ‘colorful sun set’.

Astaranga is located at 19°58′46″N 86°16′10″E / 19.9794794°N 86.2693691°E / 19.9794794; 86.2693691. It is near the mouth of the Devi River. It is about 60 kilometres (37 mi) east of Puri and lies on the Bay of Bengal coast. It is about 19 kilometres (12 mi) from Konark.

Hyderabad-based Navayuga Engineering Co. is planning to construct a Rs.600 crore port at Astaranga. The company will implement the port project near the Devi River in three phases on a build- own-operate-share-transfer basis, with an investment of Rs.150 crore in the first phase. The second and third phase of the project will comprise Rs.200 crore and Rs.250 crore, respectively. Astaranga is one of the four new ports being set up on the Orissa coast. Nineteen sites for ports have been identified on the Orissa coast. Navayug Engineering Company Limited submitted techno-feasibility report with the State government for setting up port at Astaranga in Puri district. It approached East Coast Railway to extend the project a rail link.