The area off Lewes Road is considered to be the main student area in Brighton. The rent here will be on the expensive side due to the popularity, but you definitely get your money's worth. There are a variety of shops, cafes, and restaurants to choose from. You also have the 25 bus route nearby, which takes you to campus or the city centre. Another popular area is off London Road near the station.
See all properties in the Hollingdean neighbourhood
Images courtesy of: Flickr under the Creative Commons License, Rob Purvis [CC BY-SA 2.0], via Wikimedia Commons, "GU52 HKA (Route 78) at Lewes Road, Brigh" (CC BY 2.0) by Mr MPD, "Preston Rock Garden, Brighton" (CC BY-SA 2.0) by Loz Flowers, "20160505-P5050122" (CC BY-SA 2.0) by Photo_Robson